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  • Adult  (228)
  • American Association for the Advancement of Science (AAAS)  (228)
  • American Chemical Society (ACS)
  • Blackwell Publishing Ltd
  • 1990-1994  (79)
  • 1980-1984  (149)
Collection
Publisher
  • American Association for the Advancement of Science (AAAS)  (228)
  • American Chemical Society (ACS)
  • Blackwell Publishing Ltd
  • Springer  (2)
Years
Year
  • 1
    Publication Date: 1994-09-09
    Description: Endogenous DNA adducts may contribute to the etiology of human genetic disease and cancer. One potential source of endogenous DNA adducts is lipid peroxidation, which generates mutagenic carbonyl compounds such as malondialdehyde. A sensitive mass spectrometric method permitted detection and quantitation of the major malondialdehyde-DNA adduct, a pyrimidopurinone derived from deoxyguanosine. DNA from disease-free human liver was found to contain 5400 adducts per cell, a frequency comparable to that of adducts formed by exogenous carcinogens.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Chaudhary, A K -- Nokubo, M -- Reddy, G R -- Yeola, S N -- Morrow, J D -- Blair, I A -- Marnett, L J -- CA47479/CA/NCI NIH HHS/ -- ES00267/ES/NIEHS NIH HHS/ -- GM42056/GM/NIGMS NIH HHS/ -- New York, N.Y. -- Science. 1994 Sep 9;265(5178):1580-2.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉A. B. Hancock Jr. Memorial Laboratory for Cancer Research, Vanderbilt University School of Medicine, Nashville, TN 37232-0146.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8079172" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Animals ; Carbon Tetrachloride/toxicity ; DNA/*chemistry ; DNA Damage ; Deoxyguanosine/*analogs & derivatives/analysis/*metabolism ; Female ; Gas Chromatography-Mass Spectrometry ; Humans ; Lipid Peroxidation ; Liver/*chemistry ; Male ; Malondialdehyde/*metabolism ; Rats ; Rats, Sprague-Dawley
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 2
    Publication Date: 1994-02-18
    Description: Obstruction of airways by viscous sputum causes lung damage in patients with cystic fibrosis (CF). Sputum samples from CF patients were shown to contain filamentous actin. Human plasma gelsolin, a protein that severs actin filaments, rapidly decreased the viscosity of CF sputum samples in vitro. Gc globulin and deoxyribonuclease I, proteins that sequester monomeric actin but do not sever actin filaments, were less efficient than gelsolin in diminishing sputum viscosity. These results suggest that gelsolin may have therapeutic potential as a mucolytic agent in CF patients.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Vasconcellos, C A -- Allen, P G -- Wohl, M E -- Drazen, J M -- Janmey, P A -- Stossel, T P -- AR38910/AR/NIAMS NIH HHS/ -- HL19170/HL/NHLBI NIH HHS/ -- HL19429/HL/NHLBI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1994 Feb 18;263(5149):969-71.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Brigham and Women's Hospital, Department of Medicine, Harvard Medical School, Boston, MA 02115.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8310295" target="_blank"〉PubMed〈/a〉
    Keywords: Actins/*analysis/chemistry ; Adult ; Cystic Fibrosis/*metabolism ; Deoxyribonuclease I/metabolism ; Gelsolin/*pharmacology ; Humans ; In Vitro Techniques ; Sputum/chemistry/*drug effects ; Viscosity ; Vitamin D-Binding Protein/pharmacology
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 3
    Publication Date: 1994-07-15
    Description: A subset of patients who have undergone coronary angioplasty develop restenosis, a vessel renarrowing characterized by excessive proliferation of smooth muscle cells (SMCs). Of 60 human restenosis lesions examined, 23 (38 percent) were found to have accumulated high amounts of the tumor suppressor protein p53, and this correlated with the presence of human cytomegalovirus (HCMV) in the lesions. SMCs grown from the lesions expressed HCMV protein IE84 and high amounts of p53. HCMV infection of cultured SMCs enhanced p53 accumulation, which correlated temporally with IE84 expression. IE84 also bound to p53 and abolished its ability to transcriptionally activate a reporter gene. Thus, HCMV, and IE84-mediated inhibition of p53 function, may contribute to the development of restenosis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Speir, E -- Modali, R -- Huang, E S -- Leon, M B -- Shawl, F -- Finkel, T -- Epstein, S E -- New York, N.Y. -- Science. 1994 Jul 15;265(5170):391-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Cardiology Branch, National Institutes of Health, Bethesda, MD 20892.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8023160" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; Aged, 80 and over ; *Angioplasty, Balloon ; Antigens, Viral/*metabolism ; Atherectomy, Coronary ; Base Sequence ; Cells, Cultured ; Coronary Disease/*etiology/pathology/therapy ; Coronary Vessels/cytology/metabolism/microbiology ; Cytomegalovirus/*physiology ; Genes, p53 ; Humans ; Immediate-Early Proteins/*metabolism ; Middle Aged ; Molecular Sequence Data ; Muscle, Smooth, Vascular/cytology/metabolism/microbiology ; Recurrence ; Transcriptional Activation ; Transfection ; Tumor Suppressor Protein p53/genetics/*metabolism
    Print ISSN: 0036-8075
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 4
    Publication Date: 1994-10-07
    Description: Loss of heterozygosity data from familial tumors suggest that BRCA1, a gene that confers susceptibility to ovarian and early-onset breast cancer, encodes a tumor suppressor. The BRCA1 region is also subject to allelic loss in sporadic breast and ovarian cancers, an indication that BRCA1 mutations may occur somatically in these tumors. The BRCA1 coding region was examined for mutations in primary breast and ovarian tumors that show allele loss at the BRCA1 locus. Mutations were detected in 3 of 32 breast and 1 of 12 ovarian carcinomas; all four mutations were germline alterations and occurred in early-onset cancers. These results suggest that mutation of BRCA1 may not be critical in the development of the majority of breast and ovarian cancers that arise in the absence of a mutant germline allele.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Futreal, P A -- Liu, Q -- Shattuck-Eidens, D -- Cochran, C -- Harshman, K -- Tavtigian, S -- Bennett, L M -- Haugen-Strano, A -- Swensen, J -- Miki, Y -- CA48711/CA/NCI NIH HHS/ -- CA55914/CA/NCI NIH HHS/ -- CA56749/CA/NCI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1994 Oct 7;266(5182):120-2.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Laboratory of Molecular Carcinogenesis, National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC 27709.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7939630" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Age of Onset ; Alleles ; BRCA1 Protein ; Base Sequence ; Breast Neoplasms/*genetics ; Chromosomes, Human, Pair 17 ; Female ; *Genes, Tumor Suppressor ; Genetic Predisposition to Disease ; *Germ-Line Mutation ; Heterozygote ; Humans ; Middle Aged ; Molecular Sequence Data ; Neoplasm Proteins/*genetics ; Ovarian Neoplasms/*genetics ; Transcription Factors/*genetics
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 5
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1994-07-08
    Description: In Thunberg's thermal grill illusion, first demonstrated in 1896, a sensation of strong, often painful heat is elicited by touching interlaced warm and cool bars to the skin. Neurophysiological recordings from two classes of ascending spinothalamic tract neurons that are sensitive to innocuous or noxious cold showed differential responses to the grill. On the basis of these results, a simple model of central disinhibition, or unmasking, predicted a quantitative correspondence between grill-evoked pain and cold-evoked pain, which was verified psychophysically. This integration of pain and temperature can explain the thermal grill illusion and the burning sensation of cold pain and may also provide a basis for the cold-evoked, burning pain of the classic thalamic pain syndrome.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Craig, A D -- Bushnell, M C -- DA07402/DA/NIDA NIH HHS/ -- NS25616/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1994 Jul 8;265(5169):252-5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Division of Neurobiology, Barrow Neurological Institute, Phoenix, AZ 85013.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8023144" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Cats ; *Cold Temperature ; Female ; Hot Temperature ; Humans ; Male ; Middle Aged ; Models, Biological ; Neurons, Afferent/*physiology ; Pain/*physiopathology ; Spinothalamic Tracts/*physiology
    Print ISSN: 0036-8075
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 6
    Publication Date: 1994-09-02
    Description: Theory is linked with data to assess the probability of eradicating human immunodeficiency virus (HIV) in San Francisco through the use of prophylactic vaccines. The necessary vaccine efficacy levels and population coverage levels for eradication are quantified. The likely impact of risk behavior changes on vaccination campaigns is assessed. The results show it is unlikely that vaccines will be able to eradicate HIV in San Francisco unless they are combined with considerable reductions in risk behaviors. Furthermore, if risk behavior increases as the result of a vaccination campaign, then vaccination could result in a perverse outcome by increasing the severity of the epidemic.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Blower, S M -- McLean, A R -- 1R29DA08153/DA/NIDA NIH HHS/ -- AI33831/AI/NIAID NIH HHS/ -- New York, N.Y. -- Science. 1994 Sep 2;265(5177):1451-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Epidemiology Department, School of Public Health, University of California at Berkeley 94720.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8073289" target="_blank"〉PubMed〈/a〉
    Keywords: *AIDS Vaccines ; Adult ; Disease Outbreaks/prevention & control ; HIV Infections/epidemiology/*prevention & control ; *Homosexuality ; Humans ; Immunization Programs ; Male ; Probability ; *Risk-Taking ; San Francisco/epidemiology
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 7
    Publication Date: 1994-05-20
    Description: Sib-pair analysis of 170 individuals from 11 Amish families revealed evidence for linkage of five markers in chromosome 5q31.1 with a gene controlling total serum immunoglobulin E (IgE) concentration. No linkage was found between these markers and specific IgE antibody concentrations. Analysis of total IgE within a subset of 128 IgE antibody-negative sib pairs confirmed evidence for linkage to 5q31.1, especially to the interleukin-4 gene (IL4). A combination of segregation and maximum likelihood analyses provided further evidence for this linkage. These analyses suggest that IL4 or a nearby gene in 5q31.1 regulates IgE production in a nonantigen-specific (noncognate) fashion.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Marsh, D G -- Neely, J D -- Breazeale, D R -- Ghosh, B -- Freidhoff, L R -- Ehrlich-Kautzky, E -- Schou, C -- Krishnaswamy, G -- Beaty, T H -- 1 P41 RR03655/RR/NCRR NIH HHS/ -- AI20059/AI/NIAID NIH HHS/ -- New York, N.Y. -- Science. 1994 May 20;264(5162):1152-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Johns Hopkins Asthma and Allergy Center, School of Medicine, Baltimore, MD 21224.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8178175" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; Allergens/immunology ; Base Sequence ; Child ; Child, Preschool ; *Chromosomes, Human, Pair 5 ; Female ; Genes, MHC Class II ; *Genetic Linkage ; Genetic Markers ; Humans ; Hypersensitivity, Immediate/genetics ; Immunoglobulin E/*blood ; Interleukin-4/*genetics ; Likelihood Functions ; Lod Score ; Male ; Middle Aged ; Molecular Sequence Data
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  • 8
    Publication Date: 1994-11-18
    Description: In April and May 1979, an unusual anthrax epidemic occurred in Sverdlovsk, Union of Soviet Socialist Republics. Soviet officials attributed it to consumption of contaminated meat. U.S. agencies attributed it to inhalation of spores accidentally released at a military microbiology facility in the city. Epidemiological data show that most victims worked or lived in a narrow zone extending from the military facility to the southern city limit. Farther south, livestock died of anthrax along the zone's extended axis. The zone paralleled the northerly wind that prevailed shortly before the outbreak. It is concluded that the escape of an aerosol of anthrax pathogen at the military facility caused the outbreak.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Meselson, M -- Guillemin, J -- Hugh-Jones, M -- Langmuir, A -- Popova, I -- Shelokov, A -- Yampolskaya, O -- New York, N.Y. -- Science. 1994 Nov 18;266(5188):1202-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7973702" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aerosols ; Aged ; *Air Microbiology ; Animals ; Animals, Domestic ; Anthrax/*epidemiology/history/microbiology/transmission/veterinary ; *Bacillus anthracis/immunology ; Bacterial Vaccines ; Biological Warfare ; *Disease Outbreaks/veterinary ; Female ; History, 20th Century ; Humans ; Male ; Meteorological Concepts ; Middle Aged ; Retrospective Studies ; Spores, Bacterial ; USSR/epidemiology ; Wind
    Print ISSN: 0036-8075
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 9
    Publication Date: 1994-07-29
    Description: Several paradigms of perceptual learning suggest that practice can trigger long-term, experience-dependent changes in the adult visual system of humans. As shown here, performance of a basic visual discrimination task improved after a normal night's sleep. Selective disruption of rapid eye movement (REM) sleep resulted in no performance gain during a comparable sleep interval, although non-REM slow-wave sleep disruption did not affect improvement. On the other hand, deprivation of REM sleep had no detrimental effects on the performance of a similar, but previously learned, task. These results indicate that a process of human memory consolidation, active during sleep, is strongly dependent on REM sleep.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Karni, A -- Tanne, D -- Rubenstein, B S -- Askenasy, J J -- Sagi, D -- New York, N.Y. -- Science. 1994 Jul 29;265(5172):679-82.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Neurobiology, Weizmann Institute of Science, Rehovot, Israel.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8036518" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Electrodiagnosis ; Female ; Form Perception/*physiology ; Humans ; Learning/*physiology ; Male ; Sleep Deprivation/physiology ; Sleep Stages/physiology ; Sleep, REM/*physiology
    Print ISSN: 0036-8075
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 10
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1994-06-10
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Marshall, E -- New York, N.Y. -- Science. 1994 Jun 10;264(5165):1524, 1526-7.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8202702" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Breast Neoplasms/*prevention & control ; *Clinical Trials as Topic ; Coronary Disease/prevention & control ; Endometrial Neoplasms/chemically induced ; Female ; Humans ; Informed Consent ; Lipids/blood ; Middle Aged ; National Institutes of Health (U.S.) ; Risk Factors ; Tamoxifen/adverse effects/*therapeutic use ; United States
    Print ISSN: 0036-8075
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 11
    Publication Date: 1994-10-14
    Description: Interval mapping of data from two independent samples of sib pairs, at least one member of whom was reading disabled, revealed evidence for a quantitative trait locus (QTL) on chromosome 6. Results obtained from analyses of reading performance from 114 sib pairs genotyped for DNA markers localized the QTL to 6p21.3. Analyses of corresponding data from an independent sample of 50 dizygotic twin pairs provided evidence for linkage to the same region. In combination, the replicate samples yielded a chi 2 value of 16.73 (P = 0.0002). Examination of twin and kindred siblings with more extreme deficits in reading performance yielded even stronger evidence for a QTL (chi 2 = 27.35, P 〈 0.00001). The position of the QTL was narrowly defined with a 100:1 confidence interval to a 2-centimorgan region within the human leukocyte antigen complex.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Cardon, L R -- Smith, S D -- Fulker, D W -- Kimberling, W J -- Pennington, B F -- DeFries, J C -- HD-11681/HD/NICHD NIH HHS/ -- HD-27802/HD/NICHD NIH HHS/ -- HG-00085/HG/NHGRI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1994 Oct 14;266(5183):276-9.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Health Sciences Program, SRI International, Menlo Park, CA 94025.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7939663" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Alleles ; Child ; Chromosome Mapping ; *Chromosomes, Human, Pair 6 ; Diseases in Twins/*genetics ; Dyslexia/*genetics ; Female ; Genetic Linkage ; Genetic Markers ; HLA Antigens/genetics ; Humans ; Major Histocompatibility Complex ; Male ; Nuclear Family ; Regression Analysis ; Twins, Dizygotic
    Print ISSN: 0036-8075
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  • 12
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1994-08-12
    Description: Magnetic resonance imaging was used to examine the involvement of the dentate nucleus of the cerebellum in cognitive operations. All seven people examined displayed a large bilateral activation in the dentate during their attempts to solve a pegboard puzzle. The area activated was three to four times greater than that activated during simple movements of the pegs. These results provide support for the concept that the computational power of the cerebellum is applied not only to the control of movement but also to cognitive functions.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kim, S G -- Ugurbil, K -- Strick, P L -- NS24328/NS/NINDS NIH HHS/ -- RR08079/RR/NCRR NIH HHS/ -- New York, N.Y. -- Science. 1994 Aug 12;265(5174):949-51.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Radiology, University of Minnesota Medical School, Minneapolis 55455.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8052851" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Cerebellar Nuclei/anatomy & histology/*physiology ; Cognition/*physiology ; Eye Movements ; Humans ; Magnetic Resonance Imaging ; Male ; Psychomotor Performance
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  • 13
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1994-04-22
    Description: Two distinct physiological mechanisms underlying loudness sensation were inferred from electric stimulation of the human auditory nerve and brainstem. In contrast to a power function relating loudness and stimulus intensity in acoustic hearing, loudness in electric stimulation of the auditory nerve depends on stimulus frequency. Loudness is an exponential function of electric amplitude for high frequencies and is a power function for low frequencies. A frequency-dependent, two-stage model is suggested to explain the loudness function, in which the first stage of processing is performed by a mechanical mechanism in the cochlea for high-frequency stimuli and by a neural mechanism in the cochlear nucleus for low-frequency stimuli.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Zeng, F G -- Shannon, R V -- R01-DC01526/DC/NIDCD NIH HHS/ -- R03-DC01464/DC/NIDCD NIH HHS/ -- New York, N.Y. -- Science. 1994 Apr 22;264(5158):564-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉House Ear Institute, Los Angeles, CA 90057.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8160013" target="_blank"〉PubMed〈/a〉
    Keywords: *Acoustic Stimulation ; Adult ; Brain Stem ; Cochlea/*physiology ; Cochlear Implants ; Cochlear Nucleus/*physiology ; Electric Stimulation ; Female ; Hearing Aids ; Humans ; *Loudness Perception ; Male ; Mathematics ; Models, Neurological ; Prostheses and Implants ; Vestibulocochlear Nerve/*physiology
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  • 14
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1994-10-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Nowak, R -- New York, N.Y. -- Science. 1994 Oct 28;266(5185):567-8.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7939705" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Central Nervous System Diseases/drug therapy ; Clinical Trials as Topic ; Growth Substances/*therapeutic use ; Humans ; Tibial Fractures/drug therapy ; Transforming Growth Factor beta/antagonists & inhibitors/*therapeutic use ; Wound Healing
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  • 15
    Publication Date: 1994-09-09
    Description: Human immunodeficiency virus type-2 (HIV-2) is a close relative of the prototype acquired immunodeficiency syndrome (AIDS) virus, HIV-1. HIV-2 is biologically similar to HIV-1, but information is lacking concerning clinical outcomes of HIV-2-infected individuals. From 1985 to 1993, a prospective clinical study was conducted in women with HIV-2 and HIV-1 infection to determine and compare rates of disease development. HIV-1-infected women had a 67% probability of AIDS-free survival 5 years after seroconversion in contrast with 100% for HIV-2-infected women. In addition to having significantly less HIV-related disease outcome in HIV-2 enrollees compared to HIV-1 enrollees, the rate of developing abnormal CD4+ lymphocyte counts with HIV-2 infection was also significantly reduced. This natural history study demonstrates that HIV-2 has a reduced virulence compared to HIV-1.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Marlink, R -- Kanki, P -- Thior, I -- Travers, K -- Eisen, G -- Siby, T -- Traore, I -- Hsieh, C C -- Dia, M C -- Gueye, E H -- AI 30795/AI/NIAID NIH HHS/ -- CA 39805/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1994 Sep 9;265(5178):1587-90.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Cancer Biology, Harvard School of Public Health, Boston, MA 02115.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7915856" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/epidemiology/immunology/*microbiology ; Adult ; CD4-Positive T-Lymphocytes ; Cohort Studies ; Female ; HIV Infections/epidemiology/immunology/*microbiology ; HIV-1/*pathogenicity ; HIV-2/*pathogenicity ; Humans ; Immune Tolerance ; Incidence ; Leukocyte Count ; Prospective Studies ; Senegal/epidemiology ; Virulence
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  • 16
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-05-07
    Description: Colorectal tumor DNA was examined for somatic instability at (CA)n repeats on human chromosomes 5q, 15q, 17p, and 18q. Differences between tumor and normal DNA were detected in 25 of the 90 (28 percent) tumors examined. This instability appeared as either a substantial change in repeat length (often heterogeneous in nature) or a minor change (typically two base pairs). Microsatellite instability was significantly correlated with the tumor's location in the proximal colon (P = 0.003), with increased patient survival (P = 0.02), and, inversely, with loss of heterozygosity for chromosomes 5q, 17p, and 18q. These data suggest that some colorectal cancers may arise through a mechanism that does not necessarily involve loss of heterozygosity.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Thibodeau, S N -- Bren, G -- Schaid, D -- CA-15083-18E8.1/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1993 May 7;260(5109):816-9.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Molecular Genetics Laboratory, Mayo Clinic, Rochester, MN 55905.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8484122" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Aged, 80 and over ; Chromosomes, Human, Pair 15 ; Chromosomes, Human, Pair 17 ; Chromosomes, Human, Pair 18 ; Chromosomes, Human, Pair 5 ; Colonic Neoplasms/*genetics ; Colorectal Neoplasms/*genetics ; DNA, Neoplasm/*genetics ; DNA, Satellite/*genetics ; Female ; Heterozygote ; Humans ; Male ; Middle Aged ; *Mutation ; Polymerase Chain Reaction ; Repetitive Sequences, Nucleic Acid
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  • 17
    Publication Date: 1993-10-15
    Description: In cystic fibrosis (CF), absence or dysfunction of a phosphorylation-regulated chloride channel [CF transmembrane conductance regulator (CFTR)] leads to the loss or reduction of chloride secretion into the airways. Active sodium absorption is also increased in CF, and both of these ion transport changes could alter fluid transport across the airways. Under baseline conditions, cultured human airway epithelia from normal individuals absorbed fluid, and this absorption was increased in epithelia from patients with CF. In normal and CF epithelial cultures fluid absorption was inhibited by amiloride. Adenosine 3',5'-monophosphate stimulated fluid secretion in normal epithelial cultures but not in cultures from individuals with CF. In contrast, fluid secretion induced by nucleotide triphosphates (uridine triphosphate or adenosine triphosphate) was unaltered in cultures of epithelia from patients with CF, suggesting an approach to the treatment of CF.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Jiang, C -- Finkbeiner, W E -- Widdicombe, J H -- McCray, P B Jr -- Miller, S S -- HL 42368/HL/NHLBI NIH HHS/ -- New York, N.Y. -- Science. 1993 Oct 15;262(5132):424-7.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Molecular and Cell Biology, University of California, Berkeley 94720.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8211164" target="_blank"〉PubMed〈/a〉
    Keywords: Absorption ; Adenosine Triphosphate/pharmacology ; Adolescent ; Adult ; Amiloride/pharmacology ; Body Fluids/*metabolism ; Cells, Cultured ; Cyclic AMP/pharmacology ; Cystic Fibrosis/*metabolism ; Epithelial Cells ; Epithelium/metabolism ; Female ; Humans ; Male ; Middle Aged ; Nasal Mucosa/cytology/*metabolism ; Sodium/metabolism ; Sodium Channels/metabolism ; Trachea/cytology/*metabolism ; Uridine Triphosphate/pharmacology
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  • 18
    Publication Date: 1993-09-10
    Description: Activated autoreactive T cells are potentially pathogenic and regulated by clonotypic networks. Experimental autoimmune diseases can be treated by inoculation with autoreactive T cells (T cell vaccination). In the present study, patients with multiple sclerosis were inoculated with irradiated myelin basic protein (MBP)-reactive T cells. T cell responses to the inoculates were induced to deplete circulating MBP-reactive T cells in the recipients. Regulatory T cell lines isolated from the recipients inhibited T cells used for vaccination. The cytotoxicity of the CD8+ T cell lines was restricted by major histocompatibility antigens. Thus, clonotypic interactions regulating autoreactive T cells in humans can be induced by T cell vaccination.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Zhang, J -- Medaer, R -- Stinissen, P -- Hafler, D -- Raus, J -- New York, N.Y. -- Science. 1993 Sep 10;261(5127):1451-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Multiple Sclerosis Research Unit, Dr. L. Willems Instituut, Diepenbeek, Belgium.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7690157" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Antigens, CD4/analysis ; Antigens, CD8/analysis ; Cell Line ; Epitopes/immunology ; Female ; Humans ; *Immunotherapy, Adoptive ; Lymphocyte Activation ; Male ; Middle Aged ; Multiple Sclerosis/immunology/*therapy ; Myelin Basic Protein/*immunology ; Receptors, Antigen, T-Cell, alpha-beta/immunology ; T-Lymphocytes/*immunology ; Vaccination
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  • 19
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-08-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Leccese, A P -- New York, N.Y. -- Science. 1993 Aug 6;261(5122):665.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8204122" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*prevention & control ; Adolescent ; Adult ; Female ; Humans ; Male ; Risk-Taking ; *Sexual Behavior ; *Street Drugs ; *Substance-Related Disorders
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  • 20
    Publication Date: 1993-04-09
    Description: The myotonic dystrophy mutation has recently been identified; however, the molecular mechanism of the disease is still unknown. The sequence of the myotonin-protein kinase gene was determined, and messenger RNA spliced forms were identified in various tissues. Antisera were developed for analytical studies. Quantitative reverse transcription-polymerase chain reaction and radioimmunoassay were used to demonstrate that decreased levels of the messenger RNA and protein expression are associated with the adult form of myotonic dystrophy.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fu, Y H -- Friedman, D L -- Richards, S -- Pearlman, J A -- Gibbs, R A -- Pizzuti, A -- Ashizawa, T -- Perryman, M B -- Scarlato, G -- Fenwick, R G Jr -- P30-HG00210/HG/NHGRI NIH HHS/ -- New York, N.Y. -- Science. 1993 Apr 9;260(5105):235-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Institute for Molecular Genetics, Baylor College of Medicine, Houston, TX 77030.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8469976" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Alternative Splicing ; Amino Acid Sequence ; Base Sequence ; Gene Expression ; Humans ; Molecular Sequence Data ; Molecular Weight ; Muscles/chemistry/*metabolism ; Myotonic Dystrophy/*genetics/metabolism ; Myotonin-Protein Kinase ; Polymerase Chain Reaction ; Protein Kinases/biosynthesis/chemistry/*genetics ; *Protein-Serine-Threonine Kinases ; RNA, Messenger/*genetics
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 21
    Publication Date: 1993-06-25
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Benhorin, J -- Kalman, Y M -- Medina, A -- Towbin, J -- Rave-Harel, N -- Dyer, T D -- Blangero, J -- MacCluer, J W -- Kerem, B S -- 5R01-HL-33843/HL/NHLBI NIH HHS/ -- New York, N.Y. -- Science. 1993 Jun 25;260(5116):1960-2.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8316839" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Alleles ; Child ; Female ; Genetic Linkage ; Humans ; Long QT Syndrome/*genetics ; Male ; Pedigree ; Phenotype
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  • 22
    Publication Date: 1993-09-24
    Description: Rheumatoid arthritis is an inflammatory synovial disease thought to involve T cells reacting to an antigen within the joint. Type II collagen is the major protein in articular cartilage and is a potential autoantigen in this disease. Oral tolerization to autoantigens suppresses animal models of T cell-mediated autoimmune disease, including two models of rheumatoid arthritis. In this randomized, double-blind trial involving 60 patients with severe, active rheumatoid arthritis, a decrease in the number of swollen joints and tender joints occurred in subjects fed chicken type II collagen for 3 months but not in those that received a placebo. Four patients in the collagen group had complete remission of the disease. No side effects were evident. These data demonstrate clinical efficacy of an oral tolerization approach for rheumatoid arthritis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Trentham, D E -- Dynesius-Trentham, R A -- Orav, E J -- Combitchi, D -- Lorenzo, C -- Sewell, K L -- Hafler, D A -- Weiner, H L -- AG00294/AG/NIA NIH HHS/ -- MO1 RR01032/RR/NCRR NIH HHS/ -- New York, N.Y. -- Science. 1993 Sep 24;261(5129):1727-30.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Medicine, Beth Israel Hospital, Boston, MA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8378772" target="_blank"〉PubMed〈/a〉
    Keywords: Administration, Oral ; Adult ; Aged ; Arthritis, Rheumatoid/*drug therapy/immunology ; Autoimmune Diseases/*drug therapy/immunology ; Collagen/*administration & dosage/adverse effects/therapeutic use ; Double-Blind Method ; Female ; Humans ; Immune Tolerance ; Male ; Middle Aged ; Placebo Effect ; T-Lymphocytes/immunology
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  • 23
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-10-29
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kingman, S -- New York, N.Y. -- Science. 1993 Oct 29;262(5134):648-9.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8235581" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; Cluster Analysis ; England/epidemiology ; Fathers ; Humans ; Leukemia, Radiation-Induced/epidemiology ; Male ; Neoplasms, Radiation-Induced/*epidemiology ; *Nuclear Reactors ; *Occupational Exposure
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  • 24
    Publication Date: 1993-01-15
    Description: Rab geranylgeranyl transferase (GG transferase) is a two-component enzyme that attaches 20-carbon isoprenoid groups to cysteine residues in Rab proteins, a family of guanosine triphosphate-binding proteins that regulate vesicular traffic. The mutant gene in human choroideremia, an X-linked form of retinal degeneration, encodes a protein that resembles component A of rat Rab GG transferase. Lymphoblasts from choroideremia subjects showed a marked deficiency in the activity of component A, but not component B, of Rab GG transferase. The deficiency was more pronounced when the substrate was Rab3A, a synaptic vesicle protein, than it was when the substrate was Rab1A, a protein of the endoplasmic reticulum. The data imply the existence of multiple component A proteins, one of which is missing in choroideremia.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Seabra, M C -- Brown, M S -- Goldstein, J L -- HL 20948/HL/NHLBI NIH HHS/ -- New York, N.Y. -- Science. 1993 Jan 15;259(5093):377-81.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Molecular Genetics, University of Texas Southwestern Medical Center, Dallas 75235.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8380507" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; *Alkyl and Aryl Transferases ; Cell Line, Transformed ; Cells, Cultured ; Choroid/chemistry ; Choroideremia/*genetics ; Female ; GTP-Binding Proteins/analysis/*metabolism ; Gene Expression Regulation, Enzymologic ; Humans ; Lymphocyte Activation ; Male ; Middle Aged ; Mutation ; Nerve Tissue Proteins/analysis/*metabolism ; Photoreceptor Cells/chemistry ; Pigment Epithelium of Eye/chemistry ; Protein Prenylation ; Retina/chemistry ; Substrate Specificity ; Transferases/*deficiency/genetics ; rab1 GTP-Binding Proteins ; rab3 GTP-Binding Proteins
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  • 25
    Publication Date: 1993-02-05
    Description: Myotonic dystrophy (DM) is an autosomal-dominant disorder that affects 1 in 8000 individuals. Amplification of an unstable trinucleotide CTG repeat, located within the 3' untranslated region of a gene, correlates with a more severe DM phenotype. In three cases, the number of CTG repeats was reduced during the transmission of the DM allele; in one of these cases, the number was reduced to within the normal range and correlated at least with a delay in the onset of clinical signs of DM. Haplotype data of six polymorphic markers in the DM gene region indicate that, in this latter case, two stretches of the affected chromosome had been exchanged with that region of the wild-type chromosome.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉O'Hoy, K L -- Tsilfidis, C -- Mahadevan, M S -- Neville, C E -- Barcelo, J -- Hunter, A G -- Korneluk, R G -- New York, N.Y. -- Science. 1993 Feb 5;259(5096):809-12.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Microbiology and Immunology, University of Ottawa, Canada.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8094260" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Age Factors ; Alleles ; Apolipoprotein C-II ; Apolipoproteins C/genetics ; Base Sequence ; *Chromosomes, Human, Pair 19 ; DNA/genetics/isolation & purification ; Female ; Genes, Dominant ; Haplotypes ; Humans ; Male ; Molecular Sequence Data ; *Mutation ; Myotonic Dystrophy/*genetics/physiopathology ; Oligodeoxyribonucleotides ; Pedigree ; Polymerase Chain Reaction ; *Polymorphism, Restriction Fragment Length ; *Repetitive Sequences, Nucleic Acid
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  • 26
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-01-29
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Marshall, E -- New York, N.Y. -- Science. 1993 Jan 29;259(5095):618-21.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8430308" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Age Factors ; Aged ; Aged, 80 and over ; Breast Neoplasms/*epidemiology/etiology/mortality/pathology ; *Dietary Fats ; Estrogen Replacement Therapy ; Estrogens/*physiology ; Female ; Humans ; Incidence ; Middle Aged ; Neoplasms/*epidemiology ; Progesterone/*physiology ; Risk Factors ; Socioeconomic Factors ; United States/epidemiology
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  • 27
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-10-01
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Caskey, C T -- New York, N.Y. -- Science. 1993 Oct 1;262(5130):48-9.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Howard Hughes Medical Institute, Baylor College of Medicine, Houston, TX 77030.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8211129" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Ethics, Medical ; Federal Government ; Genetic Diseases, Inborn/*diagnosis/therapy ; *Genetic Testing ; Genetic Therapy ; *Genetics, Medical ; *Human Genome Project ; Humans ; Infant, Newborn ; National Institutes of Health (U.S.) ; *Neonatal Screening ; Risk Factors ; United States
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  • 28
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-04-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉New York, N.Y. -- Science. 1993 Apr 2;260(5104):13-6.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8465191" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Brain Neoplasms/epidemiology/etiology ; Child ; Electromagnetic Fields/*adverse effects ; Humans ; Leukemia/epidemiology/etiology ; Neoplasms/*etiology ; Sweden
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  • 29
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-01-01
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Stevenson, H W -- Chen, C -- Lee, S Y -- New York, N.Y. -- Science. 1993 Jan 1;259(5091):53-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉University of Michigan, Ann Arbor, MI 48109.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8418494" target="_blank"〉PubMed〈/a〉
    Keywords: Achievement ; Adolescent ; Adult ; Attitude ; Child ; China ; Cross-Cultural Comparison ; Education/*standards ; *Educational Measurement ; Female ; Follow-Up Studies ; Humans ; Japan ; Male ; *Mathematics ; Parents/psychology ; United States
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  • 30
    Publication Date: 1993-03-12
    Description: Supporting cells in the vestibular sensory epithelia from the ears of mature guinea pigs and adult humans proliferate in vitro after treatments with aminoglycoside antibiotics that cause sensory hair cells to die. After 4 weeks in culture, the epithelia contained new cells with some characteristics of immature hair cells. These findings are in contrast to expectations based on previous studies, which had suggested that hair cell loss is irreversible in mammals. The loss of hair cells is responsible for hearing and balance deficits that affect millions of people.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Warchol, M E -- Lambert, P R -- Goldstein, B J -- Forge, A -- Corwin, J T -- New York, N.Y. -- Science. 1993 Mar 12;259(5101):1619-22.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Otolaryngology-Head and Neck Surgery, University of Virginia School of Medicine, Charlottesville 22908.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8456285" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aging/physiology ; Animals ; Autoradiography ; Bromodeoxyuridine ; Cell Division/drug effects ; Cells, Cultured/drug effects ; DNA Replication ; Epithelial Cells ; Epithelium/physiology ; Gentamicins/pharmacology ; Guinea Pigs ; Hair Cells, Auditory/*cytology/drug effects/*physiology ; Humans ; Neomycin/pharmacology ; Regeneration ; Saccule and Utricle/cytology/*physiology ; Thymidine/metabolism
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  • 31
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-01-29
    Description: The use of oral contraceptives in the United States during the past three decades has led to a dramatic decline in the incidence of cancers of the ovary and endometrium. The magnitude of these declines was predictable both from epidemiologic data and from the biologic effects of oral contraceptives on these tissues. Although the incidence of breast cancer has not been substantially affected by current oral contraceptives, it may be possible to develop alternative forms of contraception that provide protection against all three cancers. The major goal of hormonal chemoprevention of cancer is to reduce cell proliferation in the relevant epithelial tissue. New chemopreventive agents such as tamoxifen exemplify the application of this principle.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Henderson, B E -- Ross, R K -- Pike, M C -- CA-17054/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1993 Jan 29;259(5095):633-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Preventive Medicine, University of Southern California School of Medicine, Los Angeles 90033.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8381558" target="_blank"〉PubMed〈/a〉
    Keywords: 5-alpha Reductase Inhibitors ; Adult ; Age Factors ; Aged ; Androstenes/therapeutic use ; Anticarcinogenic Agents/*therapeutic use ; Azasteroids/therapeutic use ; Breast Neoplasms/epidemiology/*prevention & control ; Contraceptives, Oral/*therapeutic use ; Endometrial Neoplasms/epidemiology/mortality/*prevention & control ; Estrogen Replacement Therapy ; Female ; Finasteride ; Great Britain/epidemiology ; Humans ; Incidence ; Male ; Middle Aged ; Ovarian Neoplasms/epidemiology/mortality/*prevention & control ; Progestins/*therapeutic use ; Prostatic Neoplasms/prevention & control ; Tamoxifen/*therapeutic use ; United States/epidemiology
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  • 32
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-03-26
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Stone, R -- New York, N.Y. -- Science. 1993 Mar 26;259(5103):1820-1.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8456307" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Blindness/therapy ; Child ; Clinical Protocols ; *Ethical Review ; *Ethics Committees, Research ; *Ethics, Medical ; Federal Government ; Female ; *Financing, Government ; *Government Regulation ; Growth Hormone/therapeutic use ; Humans ; *National Institutes of Health (U.S.) ; Politics ; Research Design ; United States
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  • 33
    Publication Date: 1993-02-26
    Description: Multiple sclerosis (MS) is thought to be an autoimmune disease mediated by T lymphocytes that recognize myelin components of the central nervous system. In a 1-year double-blind study, 30 individuals with relapsing-remitting MS received daily capsules of bovine myelin or a control protein to determine the effect of oral tolerization to myelin antigens on the disease. Six of 15 individuals in the myelin-treated group had at least one major exacerbation; 12 or 15 had an attack in the control group. T cells reactive with myelin basic protein were reduced in the myelin-treated group. No toxicity or side effects were noted. Although conclusions about efficacy cannot be drawn from these data, they open an area of investigation for MS and other autoimmune diseases.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Weiner, H L -- Mackin, G A -- Matsui, M -- Orav, E J -- Khoury, S J -- Dawson, D M -- Hafler, D A -- NS23132/NS/NINDS NIH HHS/ -- NS24247/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1993 Feb 26;259(5099):1321-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7680493" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Antigens, Differentiation, T-Lymphocyte/analysis ; Autoantigens/*administration & dosage ; Double-Blind Method ; Female ; HLA-DR2 Antigen/genetics ; Haplotypes ; Humans ; Immune Tolerance ; Male ; Multiple Sclerosis/genetics/*therapy ; Myelin Basic Protein/immunology ; Myelin Sheath/immunology ; Pilot Projects ; T-Lymphocytes/immunology
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  • 34
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1993-10-08
    Description: Chronic beryllium disease (CBD) is a lung disorder related to beryllium exposure and is characterized by the accumulation in the lung of beryllium-specific CD4+ major histocompatibility complex (MHC) class II-restricted T lymphocytes. Evaluation of MHC class II genes in 33 CBD cases and 44 controls has shown a negative association with HLA-DPB1*0401 (P 〈 0.001) and a positive association with HLA-DPB1*0201 (P 〈 0.05) alleles, which differ at residues 36, 55 to 56, and 69 of the beta 1 chain. Among CBD cases, 97 percent expressed the HLA-DPB1*0201-associated glutamic acid (unaffected population, 30 percent; P 〈 0.001) at residue 69, a position involved in susceptibility to autoimmune disorders. This suggests that HLA-DP has a role in conferring susceptibility and that residue 69 of HLA-DPB1 could be used in risk assessment for CBD.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Richeldi, L -- Sorrentino, R -- Saltini, C -- New York, N.Y. -- Science. 1993 Oct 8;262(5131):242-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Postgraduate School of Cardiorespiratory Physiopathology, University of Roma, Italy.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/8105536" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Alleles ; Amino Acid Sequence ; Base Sequence ; Berylliosis/*genetics/immunology ; Beryllium/*adverse effects ; Disease Susceptibility ; Female ; Genes, MHC Class II ; Genotype ; Glutamates ; Glutamic Acid ; HLA-DP Antigens/chemistry/*genetics/immunology ; Humans ; Linkage Disequilibrium ; Male ; Middle Aged ; Molecular Sequence Data ; *Occupational Exposure ; Phenotype ; Risk Factors
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  • 35
    Publication Date: 1993-04-16
    Description: Recombinant human macrophage inflammatory protein-1 alpha (rhMIP-1 alpha) and rhMIP-1 beta were potent chemoattractants of human T lymphocytes. These rhMIP-1 cytokines attracted only T cells activated by monoclonal antibody to CD3 and did not attract unstimulated lymphocytes. Phenotypic analysis revealed that CD4+ T cells were capable of migrating in response to rhMIP-1 beta, whereas rhMIP-1 alpha induced chemotaxis of predominantly CD8+ T lymphocytes. Activated naive and memory T cells also migrated in response to rhMIP-1 cytokines. Furthermore, these cytokines enhanced the ability of T cells to bind to an endothelial cell monolayer. These results suggest that rhMIP-1 cytokines preferentially recruit specific T cell subsets during the evolution of the immune response.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Taub, D D -- Conlon, K -- Lloyd, A R -- Oppenheim, J J -- Kelvin, D J -- N01-C0-74102/PHS HHS/ -- New York, N.Y. -- Science. 1993 Apr 16;260(5106):355-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Laboratory of Molecular Immunoregulation, National Cancer Institute, Frederick Cancer Research and Development Center (FCRDC), MD 21702.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/7682337" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Antibodies, Monoclonal/immunology ; Antigens, CD3/immunology ; Antigens, CD8/analysis ; CD4-Positive T-Lymphocytes/immunology/*physiology ; Cell Adhesion ; Chemokine CCL4 ; Chemokine CCL5 ; *Chemotaxis, Leukocyte ; Clone Cells ; Cytokines/*pharmacology ; Endothelium, Vascular/cytology ; Humans ; Immunologic Memory ; *Lymphocyte Activation ; Lymphokines/pharmacology ; Macrophage Inflammatory Proteins ; Monokines/*pharmacology ; Recombinant Proteins/pharmacology ; T-Lymphocyte Subsets/immunology/physiology ; T-Lymphocytes, Cytotoxic/immunology/*physiology ; T-Lymphocytes, Regulatory/immunology/*physiology ; Umbilical Veins
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  • 36
    Publication Date: 1992-04-03
    Description: Colorectal (CR) tumors are usually curable if detected before metastasis. Because genetic alterations are associated with the development of these tumors, mutant genes may be found in the stool of individuals with CR neoplasms. The stools of nine patients whose tumors contained mutations of K-ras were analyzed. In eight of the nine cases, the ras mutations were detectable in DNA purified from the stool. These patients included those with benign and malignant neoplasms from proximal and distal colonic epithelium. Thus, colorectal tumors can be detected by a noninvasive method based on the molecular pathogenesis of the disease.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sidransky, D -- Tokino, T -- Hamilton, S R -- Kinzler, K W -- Levin, B -- Frost, P -- Vogelstein, B -- CA06973/CA/NCI NIH HHS/ -- CA35494/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1992 Apr 3;256(5053):102-5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Oncology, Johns Hopkins University, Baltimore, MD 21231.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1566048" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Amino Acid Sequence ; Base Sequence ; Blotting, Southern ; Carcinoma/diagnosis/*genetics/pathology ; Colonic Neoplasms/diagnosis/*genetics/pathology ; DNA, Neoplasm/genetics/*isolation & purification ; Feces/chemistry ; Female ; *Genes, ras ; Humans ; Male ; Middle Aged ; Molecular Sequence Data ; *Mutation ; Oligodeoxyribonucleotides ; Polymerase Chain Reaction ; Prognosis ; Rectal Neoplasms/diagnosis/*genetics/pathology
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  • 37
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-04-03
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Palca, J -- New York, N.Y. -- Science. 1992 Apr 3;256(5053):24.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1566053" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; Female ; *Health Promotion ; Humans ; Infant ; Infant Mortality ; Male ; Middle Aged ; *Minority Groups ; National Institutes of Health (U.S.) ; *Research Support as Topic ; United States
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  • 38
    Publication Date: 1992-10-30
    Description: Fatal familial insomnia (FFI) and a subtype of familial Creutzfeldt-Jakob disease (CJD), two clinically and pathologically distinct diseases, are linked to the same mutation at codon 178 (Asn178) of the prion protein gene. The possibility that a second genetic component modified the phenotypic expression of the Asn178 mutation was investigated. FFI and the familial CJD subtype segregated with different genotypes determined by the Asn178 mutation and the methionine-valine polymorphism at codon 129. The Met129, Asn178 allele segregated with FFI in all 15 affected members of five kindreds whereas the Val129, Asn178 allele segregated with the familial CJD subtype in all 15 affected members of six kindreds. Thus, two distinct disease phenotypes linked to a single pathogenic mutation can be determined by a common polymorphism.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Goldfarb, L G -- Petersen, R B -- Tabaton, M -- Brown, P -- LeBlanc, A C -- Montagna, P -- Cortelli, P -- Julien, J -- Vital, C -- Pendelbury, W W -- 1 R01 AGNS08155-02/AG/NIA NIH HHS/ -- AG-08012-02/AG/NIA NIH HHS/ -- NS 14509-13/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1992 Oct 30;258(5083):806-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Laboratory of Central Nervous System Studies, National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Maryland 20892.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1439789" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Asparagine/genetics ; Chromosomes, Human, Pair 20 ; Codon ; Creutzfeldt-Jakob Syndrome/*genetics ; DNA/*genetics ; Genotype ; Humans ; Middle Aged ; *Mutation ; *Phenotype ; *Polymorphism, Genetic ; Prion Diseases/*genetics ; Prions/genetics ; Valine/genetics
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  • 39
    Publication Date: 1992-08-07
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Epstein, H F -- Fischman, D A -- Bader, D -- Changeux, J P -- Buckhold, K -- Ordahl, C P -- Hoffman, E -- Kedes, L H -- Konieczny, S -- Leinwand, L A -- New York, N.Y. -- Science. 1992 Aug 7;257(5071):738.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1496388" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; Humans ; Male ; Muscles/*transplantation ; Muscular Dystrophies/*surgery ; Transplantation/adverse effects
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  • 40
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-08-14
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sonenstein, F L -- New York, N.Y. -- Science. 1992 Aug 14;257(5072):861.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1502545" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/prevention & control ; Adolescent ; Adult ; *Contraceptive Devices, Male ; Female ; Humans ; Male ; Sex Education ; *Sexual Behavior ; United States
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  • 41
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-07-03
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Aldhous, P -- New York, N.Y. -- Science. 1992 Jul 3;257(5066):25.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1320289" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/prevention & control ; Adult ; Aged ; Centers for Disease Control and Prevention (U.S.) ; Data Collection ; Female ; France ; HIV Infections/prevention & control ; *Homosexuality ; Humans ; Male ; Middle Aged ; *Sexual Behavior ; United States
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  • 42
    Publication Date: 1992-11-13
    Description: Linkage analysis of ten Utah kindreds and one Texas kindred with multiple cases of cutaneous malignant melanoma (CMM) provided evidence that a locus for familial melanoma susceptibility is in the chromosomal region 9p13-p22. The genetic markers analyzed reside in a candidate region on chromosome 9p21, previously implicated by the presence of homozygous deletions in melanoma tumors and by the presence of a germline deletion in an individual with eight independent melanomas. Multipoint linkage analysis was performed between the familial melanoma susceptibility locus (MLM) and two short tandem repeat markers, D9S126 and the interferon-alpha (IFNA) gene, which reside in the region of somatic loss in melanoma tumors. An analysis incorporating a partially penetrant dominant melanoma susceptibility locus places MLM near IFNA and D9S126 with a maximum location score of 12.71. Therefore, the region frequently deleted in melanoma tumors on 9p21 presumably contains a locus that plays a critical role in predisposition to familial melanoma.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Cannon-Albright, L A -- Goldgar, D E -- Meyer, L J -- Lewis, C M -- Anderson, D E -- Fountain, J W -- Hegi, M E -- Wiseman, R W -- Petty, E M -- Bale, A E -- CA 42014/CA/NCI NIH HHS/ -- CA 48711/CA/NCI NIH HHS/ -- RR 00064/RR/NCRR NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1992 Nov 13;258(5085):1148-52.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City 84132.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1439824" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; Aged, 80 and over ; Base Sequence ; Child ; Chromosome Aberrations ; *Chromosomes, Human, Pair 9 ; Dysplastic Nevus Syndrome/genetics ; Female ; Genes, Tumor Suppressor ; Genetic Markers ; Humans ; Lod Score ; Male ; Melanoma/*genetics ; Middle Aged ; Molecular Sequence Data ; Pedigree ; Skin Neoplasms/*genetics ; Texas ; Utah
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  • 43
    Publication Date: 1992-10-23
    Description: Advanced glycosylation end products (AGEs) form spontaneously from glucose-derived Amadori products and accumulate on long-lived tissue proteins. AGEs have been implicated in the pathogenesis of several of the complications of aging and diabetes, including atherosclerosis and renal disease. With the use of recently developed AGE-specific antibodies, an AGE-modified form of human hemoglobin has been identified. Termed hemoglobin-AGE (Hb-AGE), this modified species accounts for 0.42 percent of circulating hemoglobin in normal individuals but increases to 0.75 percent in patients with diabetes-induced hyperglycemia. In a group of diabetic patients treated with the advanced glycosylation inhibitor aminoguanidine, Hb-AGE levels decreased significantly over a 1-month period. Hemoglobin-AGE measurements may provide an index of long-term tissue modification by AGEs and prove useful in assessing the contribution of advanced glycosylation to a variety of diabetic and age-related complications.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Makita, Z -- Vlassara, H -- Rayfield, E -- Cartwright, K -- Friedman, E -- Rodby, R -- Cerami, A -- Bucala, R -- DK19655-15/DK/NIDDK NIH HHS/ -- New York, N.Y. -- Science. 1992 Oct 23;258(5082):651-3.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Picower Institute for Medical Research, Manhasset, NY 11030.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1411574" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aging/*blood ; Biomarkers/blood ; Diabetes Mellitus, Type 1/*blood/drug therapy ; Diabetes Mellitus, Type 2/*blood/drug therapy ; Enzyme-Linked Immunosorbent Assay ; Glycosylation ; Guanidines/*therapeutic use ; Hemoglobins/*analysis ; Humans ; Middle Aged
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  • 44
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-08-14
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Finkelstein, R A -- New York, N.Y. -- Science. 1992 Aug 14;257(5072):862.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1502547" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Bangladesh/epidemiology ; Child ; Cholera/epidemiology/*prevention & control ; *Cholera Vaccines ; Humans
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  • 45
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-02-14
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Risch, N -- HG00348/HG/NHGRI NIH HHS/ -- New York, N.Y. -- Science. 1992 Feb 14;255(5046):803-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Epidemiology and Public Health, Yale University School of Medicine, New Haven, CT 06510.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1536004" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Alzheimer Disease/genetics ; Breast Neoplasms/genetics ; Data Interpretation, Statistical ; Diabetes Mellitus/genetics ; *Disease Susceptibility ; Genetic Linkage ; Humans ; *Lod Score ; Middle Aged
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  • 46
    Publication Date: 1992-11-13
    Description: A national probability survey of human immunodeficiency virus (HIV)-related risk factors among the general heterosexual population, the National AIDS (acquired immunodeficiency syndrome) Behavioral Surveys, has obtained data from 10,630 respondents. Data are presented on the prevalence of HIV-related risks in the general heterosexual population, on the distribution of the three largest risk groups across social strata, and on the prevalence and distribution of condom use among heterosexuals reporting a risk factor. Between 15 and 31 percent of heterosexuals nationally and 20 and 41 percent in cities with a high prevalence of AIDS reported an HIV risk factor. Condom use was relatively low. Only 17 percent of those with multiple sexual partners, 12.6 percent of those with risky sexual partners, and 10.8 percent of untested transfusion recipients used condoms all the time. Overall, the results suggest that current HIV prevention programs have, to a very limited extent, reached those heterosexuals with multiple sexual partners but have failed to reach many other groups of the heterosexual population at risk for HIV. New public health strategies may be needed for these specific risk groups.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Catania, J A -- Coates, T J -- Stall, R -- Turner, H -- Peterson, J -- Hearst, N -- Dolcini, M M -- Hudes, E -- Gagnon, J -- Wiley, J -- MH43892/MH/NIMH NIH HHS/ -- MH46240/MH/NIMH NIH HHS/ -- New York, N.Y. -- Science. 1992 Nov 13;258(5085):1101-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Medicine, University of California, San Francisco 94143.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1439818" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*epidemiology/prevention & control ; Adolescent ; Adult ; Age Factors ; Aged ; Blood Transfusion ; *Condoms ; Continental Population Groups ; Female ; HIV Seropositivity ; Health Surveys ; Hemophilia A/complications ; Humans ; Interviews as Topic ; Male ; Middle Aged ; Regression Analysis ; Risk Factors ; Sexual Behavior ; Sexual Partners ; Substance Abuse, Intravenous ; Time Factors ; United States
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  • 47
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-06-26
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Stone, R -- New York, N.Y. -- Science. 1992 Jun 26;256(5065):1754.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1535454" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Breast Neoplasms/chemically induced ; *Contraceptive Agents, Female ; Delayed-Action Preparations ; Female ; Humans ; *Legislation, Drug ; Medroxyprogesterone/adverse effects/*analogs & derivatives ; Medroxyprogesterone Acetate ; Osteoporosis/chemically induced ; United States ; United States Food and Drug Administration ; Uterine Neoplasms/prevention & control
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  • 48
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-01-03
    Description: American children are worse off than those in the previous generation in several important dimensions of mental, physical, and emotional well-being. During the 1960s cultural changes adversely affected children while their material condition improved substantially. By contrast, material conditions deteriorated in the 1980s, especially among children at the lower end of the income distribution. Public policies to improve the material condition of children require a transfer of resources from households that do not have children to those that do. Government programs such as tax credits and child allowances are more efficient and equitable than employer-mandated programs.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fuchs, V R -- Reklis, D M -- New York, N.Y. -- Science. 1992 Jan 3;255(5040):41-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Stanford University, CA 94305-8715.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1553531" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; *Child Advocacy ; Child Health Services/economics ; Education/*standards ; *Health Policy ; *Health Status ; Humans ; Poverty ; Socioeconomic Factors ; United States
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  • 49
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-12-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Thompson, L -- New York, N.Y. -- Science. 1992 Dec 11;258(5089):1728.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1306067" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Advisory Committees ; Brain Neoplasms/*therapy ; Complementary Therapies ; Cystic Fibrosis/genetics/mortality/*therapy ; Federal Government ; Female ; *Genetic Therapy ; Glioma/*therapy ; *Government Regulation ; Humans ; Middle Aged ; National Institutes of Health (U.S.) ; Politics ; United States
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-07-24
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Thompson, L -- New York, N.Y. -- Science. 1992 Jul 24;257(5069):472-4.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1636079" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Foundations/economics ; Humans ; Male ; Muscles/*transplantation ; Muscular Dystrophies/*surgery ; Research/*standards ; Research Support as Topic ; Scientific Misconduct ; United States ; United States Food and Drug Administration
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-06-26
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Holden, C -- New York, N.Y. -- Science. 1992 Jun 26;256(5065):1761-2.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1615320" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; Aged, 80 and over ; Child ; Continental Population Groups ; Female ; Humans ; Male ; Middle Aged ; Serotonin/deficiency ; Sex Factors ; *Suicide/psychology
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  • 52
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1992-03-06
    Description: In humans the two cerebral hemispheres of the brain are functionally specialized with the left hemisphere predominantly mediating language skills. The basis of this lateralization has been proposed to be differential localization of the linguistic, the motoric, or the symbolic properties of language. To distinguish among these possibilities, lateralization of spoken language, signed language, and nonlinguistic gesture have been compared in deaf and hearing individuals. This analysis, plus additional clinical findings, support a linguistic basis of left hemisphere specialization.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Corina, D P -- Vaid, J -- Bellugi, U -- DC00146/DC/NIDCD NIH HHS/ -- DC00201/DC/NIDCD NIH HHS/ -- HD12349/HD/NICHD NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1992 Mar 6;255(5049):1258-60.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Salk Institute for Biological Studies, La Jolla, CA 92037.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1546327" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Brain/*physiology ; Deafness ; Female ; Functional Laterality/*physiology ; Gestures ; Humans ; *Language ; Male ; Sign Language ; Speech
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  • 53
    Publication Date: 1991-06-14
    Description: In the interleukin-2 (IL-2) system, intracellular signal transduction is triggered by the beta chain of the IL-2 receptor (IL-2R beta); however, the responsible signaling mechanism remains unidentified. Evidence for the formation of a stable complex of IL-2R beta and the lymphocyte-specific protein tyrosine kinase p56lck is presented. Specific association sites were identified in the tyrosine kinase catalytic domain of p56lck and in the cytoplasmic domain of IL-2R beta. As a result of interaction, IL-2R beta became phosphorylated in vitro by p56lck. Treatment of T lymphocytes with IL-2 promotes p56lck kinase activity. These data suggest the participation of p56lck as a critical signaling molecule downstream of IL-2R via a novel interaction.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hatakeyama, M -- Kono, T -- Kobayashi, N -- Kawahara, A -- Levin, S D -- Perlmutter, R M -- Taniguchi, T -- New York, N.Y. -- Science. 1991 Jun 14;252(5012):1523-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Institute for Molecular and Cellular Biology, Osaka University, Japan.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2047859" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Antigens, CD/immunology ; Base Sequence ; Binding Sites ; Cell Division/drug effects ; Cell Line ; Humans ; Interleukin-2/pharmacology ; Killer Cells, Natural/cytology/drug effects/immunology ; Lymphocyte Activation ; Lymphocyte Specific Protein Tyrosine Kinase p56(lck) ; Lymphocytes/drug effects/*immunology ; Macromolecular Substances ; Molecular Sequence Data ; Molecular Weight ; Oligonucleotide Probes ; Protein-Tyrosine Kinases/genetics/isolation & purification/*metabolism ; Receptors, Interleukin-2/genetics/isolation & purification/*physiology ; *Signal Transduction ; Transfection
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  • 54
    Publication Date: 1991-03-15
    Description: The representation of pain in the cerebral cortex is less well understood than that of any other sensory system. However, with the use of magnetic resonance imaging and positron emission tomography in humans, it has now been demonstrated that painful heat causes significant activation of the contralateral anterior cingulate, secondary somatosensory, and primary somatosensory cortices. This contrasts with the predominant activation of primary somatosensory cortex caused by vibrotactile stimuli in similar experiments. Furthermore, the unilateral cingulate activation indicates that this forebrain area, thought to regulate emotions, contains an unexpectedly specific representation of pain.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Talbot, J D -- Marrett, S -- Evans, A C -- Meyer, E -- Bushnell, M C -- Duncan, G H -- New York, N.Y. -- Science. 1991 Mar 15;251(4999):1355-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Laboratoire de neurophysiologie comportementale, Faculte de medecine dentaire, Universite de Montreal, Quebec, Canada.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2003220" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Anxiety/physiopathology ; Brain Mapping ; Cerebral Cortex/*physiology ; Functional Laterality ; Hot Temperature ; Humans ; Magnetic Resonance Imaging ; Male ; Pain/*physiopathology ; Tomography, Emission-Computed
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  • 55
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-09-27
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Moffat, A S -- New York, N.Y. -- Science. 1991 Sep 27;253(5027):1483.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1896855" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/prevention & control ; Adolescent ; Adult ; Female ; *Health Surveys ; Humans ; Male ; National Institutes of Health (U.S.) ; *Sexual Behavior ; Sexually Transmitted Diseases/prevention & control ; United States
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  • 56
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-05-24
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hoffman, M -- New York, N.Y. -- Science. 1991 May 24;252(5009):1070.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2031180" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Chromosome Mapping ; Female ; Fragile X Syndrome/*genetics ; Humans ; Male ; *Mutation ; X Chromosome
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    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 57
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-07-05
    Description: Bone-conducted ultrasonic hearing has been found capable of supporting frequency discrimination and speech detection in normal, older hearing-impaired, and profoundly deaf human subjects. When speech signals were modulated into the ultrasonic range, listening to words resulted in the clear perception of the speech stimuli and not a sense of high-frequency vibration. These data suggest that ultrasonic bone conduction hearing has potential as an alternative communication channel in the rehabilitation of hearing disorders.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Lenhardt, M L -- Skellett, R -- Wang, P -- Clarke, A M -- New York, N.Y. -- Science. 1991 Jul 5;253(5015):82-5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Otolaryngology, Medical College of Virginia, Virginia Commonwealth University, Richmond 23298.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2063208" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Bone Conduction ; Hearing Loss, Sensorineural ; Humans ; Middle Aged ; Sound Spectrography ; *Speech Perception ; *Ultrasonics
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  • 58
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-03-08
    Description: Glucose uptake into pancreatic beta cells by means of the glucose transporter GLUT-2, which has a high Michaelis constant, is essential for the normal insulin secretory response to hyperglycemia. In both autoimmune and nonautoimmune diabetes, this glucose transport is reduced as a consequence of down-regulation of the normal beta-cell transporter. In autoimmune diabetes, circulating immunoglobulins can further impair this glucose transport by inhibiting functionally intact transporters. Insights into mechanisms of the unresponsiveness of beta cells to hyperglycemia may improve the management and prevention of diabetes.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Unger, R H -- 1-PO1-DK42582-01/DK/NIDDK NIH HHS/ -- 5-R37-DK02700-31/DK/NIDDK NIH HHS/ -- New York, N.Y. -- Science. 1991 Mar 8;251(4998):1200-5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Center for Diabetes Research, Gifford Laboratories, Dallas, TX.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2006409" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Child ; Diabetes Mellitus/*metabolism ; Diabetes Mellitus, Type 1/genetics/metabolism ; Diabetes Mellitus, Type 2/genetics/metabolism ; Glucose/*metabolism ; Humans ; Hyperglycemia/etiology/*metabolism ; Islets of Langerhans/*metabolism ; Middle Aged ; Models, Biological ; Monosaccharide Transport Proteins/genetics/*metabolism
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  • 59
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-06-28
    Description: The arterial pressure of the adult human rarely deviates from normal by more than 10 to 15 percent during each day. To achieve such constancy, the body has a network of pressure control systems. Several are based on neural receptors that respond within seconds to help correct any abnormal pressure. The activities of these systems are followed within minutes by activation of hormonal controllers. Within hours or days, a kidney pressure control system is induced that increases body fluid volume when the pressure falls (or decreases the volume when the pressure rises). This kidney-fluid system is the dominant method of establishing long-term pressure control.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Guyton, A C -- HL 11678-23/HL/NHLBI NIH HHS/ -- New York, N.Y. -- Science. 1991 Jun 28;252(5014):1813-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Physiology and Biophysics, University of Mississippi School of Medicine, Jackson 39216.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2063193" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Blood Pressure/*physiology ; Body Fluids/*physiology ; Chemoreceptor Cells/physiology ; Homeostasis ; Humans ; Kidney/*physiology ; Nervous System Physiological Phenomena ; Pressoreceptors/physiology
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  • 60
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-04-19
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Palca, J -- New York, N.Y. -- Science. 1991 Apr 19;252(5004):372-3.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2017676" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*epidemiology/prevention & ; control/transmission ; Adolescent ; Adult ; Africa ; Asia ; Disease Outbreaks ; Female ; Humans ; Latin America ; Male ; Middle Aged ; North America ; World Health Organization
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  • 61
    Publication Date: 1991-10-25
    Description: The rate of net hepatic glycogenolysis was assessed in humans by serially measuring hepatic glycogen concentration at 3- to 12-hour intervals during a 68-hour fast with 13C nuclear magnetic resonance spectroscopy. The net rate of gluconeogenesis was calculated by subtracting the rate of net hepatic glycogenolysis from the rate of glucose production in the whole body measured with tritiated glucose. Gluconeogenesis accounted for 64 +/- 5% (mean +/- standard error of the mean) of total glucose production during the first 22 hours of fasting. In the subsequent 14-hour and 18-hour periods of the fast, gluconeogenesis accounted for 82 +/- 5% and 96 +/- 1% of total glucose production, respectively. These data show that gluconeogenesis accounts for a substantial fraction of total glucose production even during the first 22 hours of a fast in humans.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Rothman, D L -- Magnusson, I -- Katz, L D -- Shulman, R G -- Shulman, G I -- DK-34576/DK/NIDDK NIH HHS/ -- DK-40936/DK/NIDDK NIH HHS/ -- MO1-RR-00125-26/RR/NCRR NIH HHS/ -- R01 DK040936/DK/NIDDK NIH HHS/ -- New York, N.Y. -- Science. 1991 Oct 25;254(5031):573-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Internal Medicine, Yale University School of Medicine, New Haven, CT 06510.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1948033" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Blood Glucose/metabolism ; Carbon Isotopes ; Fasting ; Female ; Glucagon/blood ; *Gluconeogenesis ; Humans ; Hydrocortisone/blood ; Insulin/blood ; Kinetics ; Liver/*metabolism ; Liver Glycogen/*metabolism ; Magnetic Resonance Spectroscopy/methods ; Male ; Nitrogen/*urine
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  • 62
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1991-12-20
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉New York, N.Y. -- Science. 1991 Dec 20;254(5039):1712.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1763317" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Ascorbic Acid/*therapeutic use ; Diet ; Humans ; Nutritional Physiological Phenomena
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  • 63
    Publication Date: 1991-10-18
    Description: Modern life-sustaining therapy often succeeds in postponing death but may be ineffective at restoring health. Decisions that influence the time and circumstances of an individual's death are now common and require an accurate and comprehensive characterization of likely outcome. Evaluation of alternative outcomes requires acknowledgement that most patients find some outcomes to be worse than death. Improved understanding of major predictors of patient outcome, combined with rapidly expanding technical abilities to collect and manipulate large amounts of detailed clinical data, have created a new intellectual and technical basis for estimating outcomes from intensive medical care. Such objective probability estimates, such as the system described here, can reduce uncertainty about difficult clinical decisions and can be used by physicians, patients, and society to reorient health care toward more scientifically and ethically defensible approaches.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Knaus, W A -- Wagner, D P -- Lynn, J -- HS05787/HS/AHRQ HHS/ -- New York, N.Y. -- Science. 1991 Oct 18;254(5030):389-94.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Anesthesiology, George Washington University Medical Center, Washington, DC 20037.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1925596" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Critical Illness/*mortality ; Decision Support Techniques ; *Ethics, Medical ; Hospitalization ; Humans ; *Probability ; *Resource Allocation ; Social Values ; Time Factors
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  • 64
    Publication Date: 1990-09-28
    Description: Methodology has been developed that enables virtually complete purification and abundant recovery of early hematopoietic progenitors from normal human adult peripheral blood. A fraction of the pure progenitors is multipotent (generates mixed colonies) and exhibits self-renewal capacity (gives rise to blast cell colonies). This methodology provides a fundamental tool for basic and clinical studies on hematopoiesis. Optimal in vitro cloning of virtually pure progenitors requires not only the stimulatory effect of interleukin-3, granulocyte-macrophage colony-stimulating factor, and erythropoietin, but also the permissive action of basic fibroblast growth factor. These findings suggest a regulatory role for this growth factor in early hematopoiesis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Gabbianelli, M -- Sargiacomo, M -- Pelosi, E -- Testa, U -- Isacchi, G -- Peschle, C -- New York, N.Y. -- Science. 1990 Sep 28;249(4976):1561-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Hematology and Oncology, Istituto Superiore di Sanita, Rome, Italy.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2218497" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Antibodies, Monoclonal/immunology ; Cell Separation ; Cells, Cultured ; Clone Cells ; Erythropoietin/pharmacology ; Fibroblast Growth Factor 2/*pharmacology ; Granulocyte-Macrophage Colony-Stimulating Factor/pharmacology ; Hematopoietic Stem Cells/*cytology/drug effects ; Humans ; Interleukin-3/pharmacology ; Monocytes/*cytology/drug effects ; Recombinant Proteins/pharmacology
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  • 65
    Publication Date: 1990-02-09
    Description: Gene mutation in vivo in human T lymphocytes appears to occur preferentially in dividing cells. Individuals with multiple sclerosis (MS) are assumed to have one or more populations of diving T cells that are being stimulated by autoantigens. Mutant T cell clones from MS patients were isolated and tested for reactivity to myelin basic protein, an antigen that is thought to participate in the induction of the disease. The hypoxanthine guanine phosphoribosyltransferase (hprt) clonal assay was used to determine mutant frequency values in MS patients with chronic progressive disease. Eleven of 258 thioguanine-resistant (hprt-) T cell clones from five of the six MS patients who were tested proliferated in response to human myelin basic protein without prior in vitro exposure to this antigen. No wild-type clones from these patients, nor any hprt- or wild-type clones from three healthy individuals responded to myelin basic protein. Thus, T cell clones that react with myelin basic protein can be isolated from the peripheral blood of MS patients.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Allegretta, M -- Nicklas, J A -- Sriram, S -- Albertini, R J -- CA30688-07/CA/NCI NIH HHS/ -- NS00849/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1990 Feb 9;247(4943):718-21.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Genetics Laboratory, University of Vermont, Burlington 05401.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1689076" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Autoantigens/immunology ; Cell Division ; Clone Cells/immunology ; Female ; Humans ; Hypoxanthine Phosphoribosyltransferase/genetics ; Male ; Middle Aged ; Multiple Sclerosis/genetics/*immunology ; Mutation ; Myelin Basic Protein/*immunology ; T-Lymphocytes/drug effects/*immunology ; Thioguanine/pharmacology ; X Chromosome
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  • 66
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1990-11-16
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Marshall, E -- New York, N.Y. -- Science. 1990 Nov 16;250(4983):900-2.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2237436" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Female ; Humans ; Male ; Middle Aged ; Neoplasms/*mortality ; United States
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  • 67
    Publication Date: 1990-12-21
    Description: Previous studies have emphasized that genetic susceptibility to breast cancer is rare and is expressed primarily as premenopausal breast cancer, bilateral breast cancer, or both. Proliferative breast disease (PBD) is a significant risk factor for the development of breast cancer and appears to be a precursor lesion. PBD and breast cancer were studied in 103 women from 20 kindreds that were selected for the presence of two first degree relatives with breast cancer and in 31 control women. Physical examination, screening mammography, and four-quadrant fine-needle breast aspirates were performed. Cytologic analysis of breast aspirates revealed PBD in 35% of clinically normal female first degree relatives of breast cancer cases and in 13% of controls. Genetic analysis suggests that genetic susceptibility causes both PBD and breast cancer in these kindreds. This study supports the hypothesis that this susceptibility is responsible for a considerable portion of breast cancer, including unilateral and postmenopausal breast cancer.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Skolnick, M H -- Cannon-Albright, L A -- Goldgar, D E -- Ward, J H -- Marshall, C J -- Schumann, G B -- Hogle, H -- McWhorter, W P -- Wright, E C -- Tran, T D -- CA-28854/CA/NCI NIH HHS/ -- CA-42014/CA/NCI NIH HHS/ -- CA-48711/CA/NCI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1990 Dec 21;250(4988):1715-20.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Utah Regional Cancer Center, University of Utah Medical Center, Salt Lake City 84132.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2270486" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Breast Diseases/*genetics/pathology ; Breast Neoplasms/*genetics/pathology ; Female ; Genetic Predisposition to Disease ; Humans ; Male ; Menopause ; Middle Aged ; Pedigree
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  • 68
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1990-02-16
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Norman, C -- New York, N.Y. -- Science. 1990 Feb 16;247(4944):803.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2305252" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Educational Measurement ; Humans ; Research Support as Topic ; *Science ; United States ; Universities
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  • 69
    Publication Date: 1990-08-24
    Description: A general measure of the rate of senescence is the acceleration of mortality rate, represented here by the time required for the mortality rate to double (MRD). Rhesus monkeys have an MRD close to that of humans, about 8 years; their shorter life-span results mainly from higher mortality at all ages. In contrast, some groups with short life-spans (rodents and galliform birds) have shorter MRDs and faster senescence. On the basis of the Gompertz mortality rate model, one may estimate the MRD from the maximum life-span (tmax) and the overall population mortality rate. Such calculations show that certain birds have MRDs that are as long as that of humans. These results show that high overall mortality rates or small body sizes do not preclude slow rates of senescence.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Finch, C E -- Pike, M C -- Witten, M -- New York, N.Y. -- Science. 1990 Aug 24;249(4971):902-5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biological Sciences, University of Southern California, University Park 90089.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2392680" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; *Aging ; *Animal Population Groups ; Animals ; Birds ; *Hominidae ; Humans ; Mammals ; Mathematics ; Models, Statistical ; *Mortality
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  • 70
    Publication Date: 1990-06-01
    Description: Human hereditary cerebral hemorrhage with amyloidosis of the Dutch type (HCHWA-D), an autosomal dominant form of cerebral amyloid angiopathy (CAA), is characterized by extensive amyloid deposition in the small leptomeningeal arteries and cortical arterioles, which lead to an early death of those afflicted in their fifth or sixth decade. Immunohistochemical and biochemical studies have indicated that the amyloid subunit in HCHWA-D is antigenically related to and homologous in sequence with the amyloid beta protein isolated from brains of patients with Alzheimer's disease and Down syndrome. The amyloid beta protein is encoded by the amyloid beta protein precursor (APP) gene located on chromosome 21. Restriction fragment length polymorphisms detected by the APP gene were used to examine whether this gene is a candidate for the genetic defect in HCHWA-D. The data indicate that the APP gene is tightly linked to HCHWA-D and therefore, in contrast to familial Alzheimer's disease, cannot be excluded as the site of mutation in HCHWA-D.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Van Broeckhoven, C -- Haan, J -- Bakker, E -- Hardy, J A -- Van Hul, W -- Wehnert, A -- Vegter-Van der Vlis, M -- Roos, R A -- New York, N.Y. -- Science. 1990 Jun 1;248(4959):1120-2.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Born Bunge Foundation, Department of Biochemistry, University of Antwerp, Belgium.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/1971458" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Amyloid/*genetics ; Amyloid beta-Protein Precursor ; Amyloidosis/complications/*genetics ; Cerebral Hemorrhage/etiology/*genetics ; Cerebrovascular Disorders/complications/*genetics ; Female ; Genes, Dominant ; Genetic Linkage ; Humans ; Lod Score ; Male ; Middle Aged ; Netherlands ; Pedigree ; Polymorphism, Restriction Fragment Length ; Protein Precursors/*genetics
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  • 71
    Publication Date: 1990-07-13
    Description: Von Recklinghausen neurofibromatosis (NF1) is a common autosomal dominant disorder characterized by abnormalities in multiple tissues derived from the neural crest. No reliable cellular phenotypic marker has been identified, which has hampered direct efforts to identify the gene. The chromosome location of the NF1 gene has been previously mapped genetically to 17q11.2, and data from two NF1 patients with balanced translocations in this region have further narrowed the candidate interval. The use of chromosome jumping and yeast artificial chromosome technology has now led to the identification of a large (approximately 13 kilobases) ubiquitously expressed transcript (denoted NF1LT) from this region that is definitely interrupted by one and most likely by both translocations. Previously identified candidate genes, which failed to show abnormalities in NF1 patients, are apparently located within introns of NF1LT, on the antisense strand. A new mutation patient with NF1 has been identified with a de novo 0.5-kilobase insertion in the NF1LT gene. These observations, together with the high spontaneous mutation rate of NF1 (which is consistent with a large locus), suggest that NF1LT represents the elusive NF1 gene.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Wallace, M R -- Marchuk, D A -- Andersen, L B -- Letcher, R -- Odeh, H M -- Saulino, A M -- Fountain, J W -- Brereton, A -- Nicholson, J -- Mitchell, A L -- NS23410/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1990 Jul 13;249(4965):181-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Howard Hughes Medical Institute, Ann Arbor, MI.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2134734" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Amino Acid Sequence ; Animals ; Base Sequence ; Blotting, Northern ; Blotting, Southern ; Cell Line ; Cloning, Molecular ; DNA, Neoplasm/genetics ; Gene Expression Regulation, Neoplastic ; Humans ; Hybrid Cells ; Male ; Mice ; Molecular Sequence Data ; Mutation ; Neurofibromatosis 1/*genetics ; Protein Biosynthesis ; RNA, Neoplasm/*genetics ; Transcription, Genetic ; *Translocation, Genetic ; Tumor Cells, Cultured
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  • 72
    Publication Date: 1990-08-31
    Description: Visual presentation of words activates extrastriate regions of the occipital lobes of the brain. When analyzed by positron emission tomography (PET), certain areas in the left, medial extrastriate visual cortex were activated by visually presented pseudowords that obey English spelling rules, as well as by actual words. These areas were not activated by nonsense strings of letters or letter-like forms. Thus visual word form computations are based on learned distinctions between words and nonwords. In addition, during passive presentation of words, but not pseudowords, activation occurred in a left frontal area that is related to semantic processing. These findings support distinctions made in cognitive psychology and computational modeling between high-level visual and semantic computations on single words and describe the anatomy that may underlie these distinctions.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Petersen, S E -- Fox, P T -- Snyder, A Z -- Raichle, M E -- HL 13851/HL/NHLBI NIH HHS/ -- NS 06833/NS/NINDS NIH HHS/ -- NS 25233/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1990 Aug 31;249(4972):1041-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Neurology and Neurological Surgery, Washington University School of Medicine, St. Louis, MO 63110.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2396097" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Cerebral Cortex/*physiology/radionuclide imaging ; Cerebrovascular Circulation ; Female ; Humans ; *Language ; Male ; Middle Aged ; Oxygen Radioisotopes ; Tomography, Emission-Computed ; *Vision, Ocular ; Visual Cortex/*physiology/radionuclide imaging
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  • 73
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1990-06-29
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Phinney, S D -- New York, N.Y. -- Science. 1990 Jun 29;248(4963):1595.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2363041" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; Dietary Fats ; Fatty Acids, Omega-3 ; Humans ; Japan ; Leukemia, Radiation-Induced/*epidemiology ; Male ; Neoplasms, Radiation-Induced/*epidemiology/prevention & control
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  • 74
    Publication Date: 1990-08-17
    Description: In 1988 to 1989, 698 adult cadavers in Abidjan's two largest morgues were studied, representing 38 to 43% of all adult deaths in the city over the study period, and 6 to 7% of annual deaths. Forty-one percent of male and 32% of female cadavers were infected with human immunodeficiency virus (HIV). Fifteen percent of adult male and 13% of adult female annual deaths are due to acquired immunodeficiency syndrome (AIDS). In Abidjan, AIDS is the leading cause of death and years of potential life lost in adult men, followed by unintentional injuries and tuberculosis. In women, AIDS is the second leading cause of death and premature mortality, after deaths related to pregnancy and abortion. AIDS-specific and AIDS-proportional mortality rates may be higher in other African cities where AIDS has been found for a longer time than in Abidjan.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉De Cock, K M -- Barrere, B -- Diaby, L -- Lafontaine, M F -- Gnaore, E -- Porter, A -- Pantobe, D -- Lafontant, G C -- Dago-Akribi, A -- Ette, M -- New York, N.Y. -- Science. 1990 Aug 17;249(4970):793-6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Center for Infectious Diseases, Centers for Disease Control, Atlanta, GA 30333.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2167515" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/epidemiology/*mortality ; Adolescent ; Adult ; Africa ; Cause of Death ; Cote d'Ivoire ; Female ; HIV Seropositivity ; HIV-1/immunology ; HIV-2/immunology ; Humans ; Male
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  • 75
    Publication Date: 1990-10-12
    Description: Since 1979, a continuing study of monozygotic and dizygotic twins, separated in infancy and reared apart, has subjected more than 100 sets of reared-apart twins or triplets to a week of intensive psychological and physiological assessment. Like the prior, smaller studies of monozygotic twins reared apart, about 70% of the variance in IQ was found to be associated with genetic variation. On multiple measures of personality and temperament, occupational and leisure-time interests, and social attitudes, monozygotic twins reared apart are about as similar as are monozygotic twins reared together. These findings extend and support those from numerous other twin, family, and adoption studies. It is a plausible hypothesis that genetic differences affect psychological differences largely indirectly, by influencing the effective environment of the developing child. This evidence for the strong heritability of most psychological traits, sensibly construed, does not detract from the value or importance of parenting, education, and other propaedeutic interventions.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Bouchard, T J Jr -- Lykken, D T -- McGue, M -- Segal, N L -- Tellegen, A -- AG06886/AG/NIA NIH HHS/ -- MH37860/MH/NIMH NIH HHS/ -- New York, N.Y. -- Science. 1990 Oct 12;250(4978):223-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Psychology, University of Minnesota, Minneapolis 55455.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2218526" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Analysis of Variance ; Anthropometry ; Child ; *Child Rearing ; Humans ; *Intelligence ; Minnesota ; Personality ; Phenotype ; Twins/*psychology ; Twins, Dizygotic/psychology ; Twins, Monozygotic/psychology
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  • 76
    Publication Date: 1990-11-16
    Description: Hyperkalemic periodic paralysis (HYPP) is an autosomal dominant disorder characterized by episodes of muscle weakness due to depolarization of the muscle cell membrane associated with elevated serum potassium. Electrophysiological studies have implicated the adult muscle sodium channel. Here, portions of the adult muscle sodium channel alpha-subunit gene were cloned and mapped near the human growth hormone locus (GH1) on chromosome 17. In a large pedigree displaying HYPP with myotonia, these two loci showed tight linkage to the genetic defect with no recombinants detected. Thus, it is likely that the sodium channel alpha-subunit gene contains the HYPP mutation.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fontaine, B -- Khurana, T S -- Hoffman, E P -- Bruns, G A -- Haines, J L -- Trofatter, J A -- Hanson, M P -- Rich, J -- McFarlane, H -- Yasek, D M -- NS-22224/NS/NINDS NIH HHS/ -- NS-24279/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1990 Nov 16;250(4983):1000-2.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Molecular Neurogenetics Laboratory, Massachusetts General Hospital, Charlestown, MA 02129.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2173143" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Chromosome Mapping ; Chromosomes, Human, Pair 17 ; Genes/genetics ; Growth Hormone/genetics ; Humans ; Hyperkalemia/*genetics ; Muscles/*physiology ; Paralyses, Familial Periodic/*genetics ; Pedigree ; Rats ; Sodium Channels/*genetics
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  • 77
    Publication Date: 1990-06-22
    Description: Positron emission tomography (PET) was used to measure changes in regional cerebral blood flow of normal subjects, while they were discriminating different attributes (shape, color, and velocity) of the same set of visual stimuli. Psychophysical evidence indicated that the sensitivity for discriminating subtle stimulus changes was higher when subjects focused attention on one attribute than when they divided attention among several attributes. Correspondingly, attention enhanced the activity of different regions of extrastriate visual cortex that appear to be specialized for processing information related to the selected attribute.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Corbetta, M -- Miezin, F M -- Dobmeyer, S -- Shulman, G L -- Petersen, S E -- HL 13851/HL/NHLBI NIH HHS/ -- NS 06833/NS/NINDS NIH HHS/ -- NS 25233/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1990 Jun 22;248(4962):1556-9.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Neurology and Neurological Surgery, Washington University School of Medicine, St. Louis, MO 63110.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2360050" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Arousal ; Attention/*physiology ; Cerebrovascular Circulation/physiology ; Color ; Discrimination (Psychology)/*physiology ; Humans ; Tomography, Emission-Computed ; Visual Cortex/*physiology
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  • 78
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1990-09-14
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Palca, J -- New York, N.Y. -- Science. 1990 Sep 14;249(4974):1240-1.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2399461" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Child ; DNA, Viral/blood ; Fatigue Syndrome, Chronic/*microbiology ; Human T-lymphotropic virus 2/*isolation & purification ; Humans ; Polymerase Chain Reaction
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  • 79
    Publication Date: 1990-08-03
    Description: Human immunodeficiency virus (HIV) frequently causes neurological dysfunction and is abundantly expressed in the central nervous system (CNS) of acquired immunodeficiency syndrome (AIDS) patients with HIV encephalitis or myelopathy. The virus is found mostly in cells of the monocyte-macrophage lineage within the CNS, but the possibility of infection of other glial cells has been raised. Therefore, the effects of different HIV-1 and HIV-2 strains were studied in primary cultures of adult human brain containing microglial cells, the resident CNS macrophages, and astrocytes. These cultures could be productively infected with macrophage-adapted HIV-1 isolates but not with T lymphocyte-adapted HIV-1 isolates or two HIV-2 isolates. As determined with a triple-label procedure, primary astrocytes did not express HIV gag antigens and remained normal throughout the 3-week course of infection. In contrast, virus replicated in neighboring microglial cells, often leading to their cell fusion and death. The death of microglial cells, which normally serve immune functions in the CNS, may be a key factor in the pathogenesis of AIDS encephalitis or myelopathy.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Watkins, B A -- Dorn, H H -- Kelly, W B -- Armstrong, R C -- Potts, B J -- Michaels, F -- Kufta, C V -- Dubois-Dalcq, M -- New York, N.Y. -- Science. 1990 Aug 3;249(4968):549-53.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Laboratory of Viral and Molecular Pathogenesis, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/2200125" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Brain/*microbiology ; Cells, Cultured ; Fluorescent Antibody Technique ; HIV-1/pathogenicity/*physiology ; HIV-2/pathogenicity/physiology ; Humans ; Kinetics ; Neuroglia/*microbiology ; Species Specificity ; Virus Replication
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  • 80
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    Unknown
    American Association for the Advancement of Science (AAAS)
    Publication Date: 1984-09-28
    Description: Recent neurophysiological findings have demonstrated that abstinent chronic alcoholics manifest deficits in event-related brain potentials. To explore possible biological antecedents of alcoholism the present study examined boys at high risk for alcoholism. Event-related brain potentials were recorded from biological sons of alcoholic fathers and matched control boys. Differences in the P3 component of the potentials were obtained between the high-risk and control subjects.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Begleiter, H -- Porjesz, B -- Bihari, B -- Kissin, B -- AA 05524/AA/NIAAA NIH HHS/ -- New York, N.Y. -- Science. 1984 Sep 28;225(4669):1493-6.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6474187" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Alcoholism/*genetics/physiopathology ; Analysis of Variance ; Brain/*physiopathology ; Child ; Evoked Potentials ; Fathers ; Humans ; Male ; Memory Disorders/etiology ; Risk
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  • 81
    Publication Date: 1984-12-21
    Description: Smell identification ability was measured in 1955 persons ranging in age from 5 to 99 years. On the average, women outperformed men at all ages, and nonsmokers outperformed smokers. Peak performance occurred in the third through fifth decades and declined markedly after the seventh. More than half of those 65 to 80 years old evidenced major olfactory impairment. After 80 years, more than three-quarters evidenced major impairment. Given these findings, it is not surprising that many elderly persons complain that food lacks flavor and that the elderly account for a disproportionate number of accidental gas poisoning cases each year.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Doty, R L -- Shaman, P -- Applebaum, S L -- Giberson, R -- Siksorski, L -- Rosenberg, L -- NS 16265/NS/NINDS NIH HHS/ -- New York, N.Y. -- Science. 1984 Dec 21;226(4681):1441-3.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6505700" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; *Aging ; Child ; Child, Preschool ; Female ; Humans ; Male ; Middle Aged ; Sensory Thresholds ; Sex Factors ; Smell/*physiology ; Smoking
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  • 82
    Publication Date: 1984-03-30
    Description: Coronary arteries from hearts of cardiac patients contain significantly higher concentrations of histamine than do those from noncardiac patients. The coronary vessels of cardiac patients are also hyperresponsive to histamine and serotonin. These differences between groups of patients suggest an explanation for coronary artery spasm in heart disease.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kalsner, S -- Richards, R -- New York, N.Y. -- Science. 1984 Mar 30;223(4643):1435-7.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6701530" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Animals ; Arteriosclerosis/physiopathology ; Catecholamines/analysis ; Cattle ; Coronary Vasospasm/*physiopathology ; Coronary Vessels/analysis/drug effects/*physiopathology ; Female ; Histamine/*analysis/pharmacology ; Humans ; Male ; Middle Aged ; Norepinephrine/pharmacology ; Serotonin/analysis/pharmacology
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  • 83
    Publication Date: 1984-05-04
    Description: Peripheral blood lymphocytes from patients with the acquired immunodeficiency syndrome (AIDS) or with signs or symptoms that frequently precede AIDS (pre-AIDS) were grown in vitro with added T-cell growth factor and assayed for the expression and release of human T-lymphotropic retroviruses (HTLV). Retroviruses belonging to the HTLV family and collectively designated HTLV-III were isolated from a total of 48 subjects including 18 of 21 patients wih pre-AIDS, three of four clinically normal mothers of juveniles with AIDS, 26 of 72 adult and juvenile patients with AIDS, and from one of 22 normal male homosexual subjects. No HTLV-III was detected in or isolated from 115 normal heterosexual subjects. The number of HTLV-III isolates reported here underestimates the true prevalence of the virus since many specimens were received in unsatisfactory condition. Other data show that serum samples from a high proportion of AIDS patients contain antibodies to HTLV-III. That these new isolates are members of the HTLV family but differ from the previous isolates known as HTLV-I and HTLV-II is indicated by their morphological, biological, and immunological characteristics. These results and those reported elsewhere in this issue suggest that HTLV-III may be the primary cause of AIDS.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Gallo, R C -- Salahuddin, S Z -- Popovic, M -- Shearer, G M -- Kaplan, M -- Haynes, B F -- Palker, T J -- Redfield, R -- Oleske, J -- Safai, B -- New York, N.Y. -- Science. 1984 May 4;224(4648):500-3.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6200936" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/blood/*microbiology ; Adult ; Antigens, Viral/analysis ; Cells, Cultured ; Cytopathogenic Effect, Viral ; Deltaretrovirus/*isolation & purification/physiology/ultrastructure ; Female ; Homosexuality ; Humans ; Immune Sera/pharmacology ; Interferon Type I/immunology ; Male ; RNA-Directed DNA Polymerase/metabolism ; Risk ; T-Lymphocytes/microbiology
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  • 84
    Publication Date: 1984-11-16
    Description: Clonidine, an alpha-2-adrenergic agonist, significantly reduces opiate withdrawal. Fifteen heavy smokers abstained from cigarettes on three separate occasions and received instead clonidine, placebo, or the benzodiazepine alprazolam. Clonidine and alprazolam diminished withdrawal symptoms. The two drugs suppressed anxiety, tension, irritability, and restlessness equally but clonidine had a greater effect than alprazolam on cigarette craving. These observations suggest that noradrenergic activity is a common feature in the pathophysiology of withdrawal and that a special relationship exists between central noradrenergic activity and craving.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Glassman, A H -- Jackson, W K -- Walsh, B T -- Roose, S P -- Rosenfeld, B -- New York, N.Y. -- Science. 1984 Nov 16;226(4676):864-6.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6387913" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Alprazolam ; Anxiety/drug therapy ; Benzodiazepines/therapeutic use ; Clinical Trials as Topic ; Clonidine/*therapeutic use ; Double-Blind Method ; Female ; Humans ; Male ; *Smoking ; Substance Withdrawal Syndrome/*drug therapy
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  • 85
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    American Association for the Advancement of Science (AAAS)
    Publication Date: 1984-01-27
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kolata, G -- New York, N.Y. -- Science. 1984 Jan 27;223(4634):381-2.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6362006" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Cholesterol/*blood ; Cholesterol, Dietary ; Cholestyramine Resin/*therapeutic use ; Clinical Trials as Topic ; Double-Blind Method ; Heart Diseases/etiology/*prevention & control ; Humans ; Hypercholesterolemia/complications/drug therapy ; Male ; Middle Aged ; Risk
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  • 86
    Publication Date: 1984-06-29
    Description: Human T lymphocytes transformed by human T cell leukemia-lymphoma viruses or activated by lectins were found to produce stimulating factors that promoted both proliferation and maturation of oligodendroglial and astroglial cells in vitro.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Merrill, J E -- Kutsunai, S -- Mohlstrom, C -- Hofman, F -- Groopman, J -- Golde, D W -- CA 30388/CA/NCI NIH HHS/ -- CA 32737/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1984 Jun 29;224(4656):1428-30.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6610212" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; Astrocytes/*drug effects ; Cell Division/*drug effects ; Cell Line ; Growth Substances/*pharmacology ; Humans ; Lymphocyte Activation ; Lymphokines/pharmacology ; Neuroglia/*drug effects ; Oligodendroglia/*drug effects ; Rats ; Receptors, Fc/metabolism ; T-Lymphocytes/*physiology
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  • 87
    Publication Date: 1984-12-14
    Description: The possibility that hypersecretion of corticotropin-releasing factor (CRF) contributes to the hyperactivity of the hypothalamo-pituitary-adrenal axis observed in patients with major depression was investigated by measuring the concentration of this peptide in cerebrospinal fluid of normal healthy volunteers and in drug-free patients with DSM-III diagnoses of major depression, schizophrenia, or dementia. When compared to the controls and the other diagnostic groups, the patients with major depression showed significantly increased cerebrospinal fluid concentrations of CRF-like immunoreactivity; in 11 of the 23 depressed patients this immunoreactivity was greater than the highest value in the normal controls. These findings are concordant with the hypothesis that CRF hypersecretion is, at least in part, responsible for the hyperactivity of the hypothalamo-pituitary-adrenal axis characteristic of major depression.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Nemeroff, C B -- Widerlov, E -- Bissette, G -- Walleus, H -- Karlsson, I -- Eklund, K -- Kilts, C D -- Loosen, P T -- Vale, W -- MH-36157/MH/NIMH NIH HHS/ -- MH-39415/MH/NIMH NIH HHS/ -- New York, N.Y. -- Science. 1984 Dec 14;226(4680):1342-4.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6334362" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Corticotropin-Releasing Hormone/*cerebrospinal fluid ; Dementia/cerebrospinal fluid ; Depressive Disorder/*cerebrospinal fluid ; Female ; Humans ; Male ; Middle Aged ; Radioimmunoassay ; Schizophrenia/cerebrospinal fluid
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  • 88
    Publication Date: 1984-09-28
    Description: Antibodies specific for human T-cell leukemia-lymphoma virus type I (HTLV-I) were demonstrated in serum samples from various groups of people in South Africa, Uganda, Ghana, Nigeria, Tunisia, and Egypt. The samples had been collected for other purposes and were presumably selected without bias toward clinical conditions associated with HTLV infections. Regional differences in antibody positivity were observed, indicating widely distributed loci of occurrence of HTLV on the African continent in people of both black and white ancestry. Two patients with high titers of antibody to HTLV-I had some signs of adult T-cell leukemia-lymphoma. In several groups a high frequency of false positive serum reactions was indicated when specific confirmation steps were included in the assay. Further characterization of these sera revealed highly elevated immunoglobulin levels, possibly due to polyclonal activation of immunoglobulin synthesis in these subjects. The possibility that related cross-reactive human retroviruses coexist in the same groups was not eliminated.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Saxinger, W -- Blattner, W A -- Levine, P H -- Clark, J -- Biggar, R -- Hoh, M -- Moghissi, J -- Jacobs, P -- Wilson, L -- Jacobson, R -- New York, N.Y. -- Science. 1984 Sep 28;225(4669):1473-6.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6089348" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Africa ; African Continental Ancestry Group ; Antibodies, Viral/*analysis ; Burkitt Lymphoma/immunology ; Cross Reactions ; Deltaretrovirus/*immunology ; Enzyme-Linked Immunosorbent Assay ; European Continental Ancestry Group ; False Positive Reactions ; Female ; Humans ; Lymphoma/immunology ; Male ; Middle Aged ; Retroviridae/immunology ; T-Lymphocytes
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  • 89
    Publication Date: 1984-06-15
    Description: Normal sleepers underwent sleep recordings and daytime tests of sleep tendency, performance, and mood while being shifted 180 degrees in their sleep-wake schedule. After two baseline 24-hour periods, subjects postponed sleep until noon. For the next three 24-hour periods, they were in bed from 1200 to 2000 and received triazolam, flurazepam, or placebo at bedtime in parallel groups. Placebo subjects showed significant sleep loss after the shift. Active medication reversed this sleep loss. Despite good sleep, flurazepam subjects appeared most impaired of the three groups on objective assessments of waking function; triazolam subjects were least impaired.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Seidel, W F -- Roth, T -- Roehrs, T -- Zorick, F -- Dement, W C -- NIMH 05804/MH/NIMH NIH HHS/ -- New York, N.Y. -- Science. 1984 Jun 15;224(4654):1262-4.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6729454" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Arousal/drug effects ; Benzodiazepines/pharmacology/*therapeutic use ; Emotions/drug effects ; Female ; Flurazepam/pharmacology/therapeutic use ; Humans ; Male ; Sleep/drug effects ; Sleep Wake Disorders/*drug therapy ; Triazolam/pharmacology/therapeutic use
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  • 90
    Publication Date: 1984-05-04
    Description: In cats, infection with T-lymphotropic retroviruses can cause T-cell proliferation and leukemia or T-cell depletion and immunosuppression. In humans, some highly T4 tropic retroviruses called HTLV-I can cause T-cell proliferation and leukemia. The subgroup HTLV-II also induces T-cell proliferation in vitro, but its role in disease is unclear. Viruses of a third subgroup of human T-lymphotropic retroviruses, collectively designated HTLV-III, have been isolated from cultured cells of 48 patients with acquired immunodeficiency syndrome (AIDS). The biological properties of HTLV-III and immunological analyses of its proteins show that this virus is a member of the HTLV family, and that it is more closely related to HTLV-II than to HTLV-I. Serum samples from 88 percent of patients with AIDS and from 79 percent of homosexual men with signs and symptoms that frequently precede AIDS, but from less than 1 percent of heterosexual subjects, have antibodies reactive against antigens of HTLV-III. The major immune reactivity appears to be directed against p41, the presumed envelope antigen of the virus.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sarngadharan, M G -- Popovic, M -- Bruch, L -- Schupbach, J -- Gallo, R C -- New York, N.Y. -- Science. 1984 May 4;224(4648):506-8.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6324345" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*immunology/microbiology ; Adult ; Antibodies, Viral/*analysis ; Antigens, Viral/immunology ; Child, Preschool ; Deltaretrovirus/*immunology ; Enzyme-Linked Immunosorbent Assay ; Female ; Homosexuality ; Humans ; Infant ; Male ; Middle Aged ; Sarcoma, Kaposi/immunology ; Substance-Related Disorders ; T-Lymphocytes/microbiology ; Viral Envelope Proteins/immunology
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  • 91
    Publication Date: 1984-06-08
    Description: A domain of DNA designated N-myc is amplified 20- to 140-fold in human neuroblastoma cell lines but not in cell lines from other tumor types. N-myc has now been found to be amplified in neuroblastoma tissue from 24 of 63 untreated patients (38 percent). The extent of amplification appears to be bimodal, with amplification of 100- to 300-fold in 12 cases and 3- to 10-fold in 10 others. Amplification was found in 0 of 15 patients with stage 1 or 2 disease, whereas 24 of 48 cases (50 percent) with stage 3 or 4 had evidence of N-myc amplification. These data indicate that N-myc amplification is a common event in untreated human neuroblastomas. Furthermore, N-myc amplification is highly correlated with advanced stages of disease (P less than 0.001) and with the ability to grow in vitro as an established cell line, both of which are associated with a poor prognosis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Brodeur, G M -- Seeger, R C -- Schwab, M -- Varmus, H E -- Bishop, J M -- CA02971/CA/NCI NIH HHS/ -- CA13539/CA/NCI NIH HHS/ -- CA17829/CA/NCI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1984 Jun 8;224(4653):1121-4.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6719137" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Aged ; Cell Line ; Child ; Child, Preschool ; DNA, Neoplasm/genetics ; Eye Neoplasms/genetics ; *Gene Amplification ; Humans ; Infant ; Lymphatic Metastasis ; Middle Aged ; Neuroblastoma/*genetics/physiopathology ; Nucleic Acid Hybridization ; *Oncogenes ; Prognosis ; Retinoblastoma/genetics
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  • 92
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    Unknown
    American Association for the Advancement of Science (AAAS)
    Publication Date: 1984-10-26
    Description: A protein (27,000 molecular weight) was previously found in rat Leydig cells after treatment with estradiol (E2) and human chorionic gonadotropin (hCG) in vitro. The effect of hCG occurred through increased E2 production. This hormone-regulated rat testicular protein was compared to an estrogen-regulated protein of similar physical characteristics isolated from a human mammary cancer cell line (MCF-7) and present in normal human estrogen target organs. The Leydig cells from rat and human tissue showed specific immunofluorescence and immunoperoxidase staining in the cytoplasm upon incubation with a monoclonal antibody (C11) to the estrogen-regulated protein from MCF-7 cells. Leydig cells after exposure to E2 or hCG showed the highest fluorescence intensity; this intensity was reduced by treatment with Tamoxifen. No reaction was associated with other testicular cells. The estrogen-regulated protein from human cell lines is therefore immunologically similar to that from the rat Leydig cell. The monoclonal antibody should be useful for further characterization of the Leydig cell protein.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ciocca, D R -- Dufau, M L -- CA 11378/CA/NCI NIH HHS/ -- New York, N.Y. -- Science. 1984 Oct 26;226(4673):445-6.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6387908" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Animals ; *Antibodies, Monoclonal ; Breast Neoplasms/metabolism ; Cell Line ; Chorionic Gonadotropin/pharmacology ; Cross Reactions ; Estradiol/pharmacology ; Fluorescent Antibody Technique ; Humans ; Immunoenzyme Techniques ; Leydig Cells/*analysis ; Male ; Middle Aged ; Proteins/*analysis ; Rats
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  • 93
    facet.materialart.
    Unknown
    American Association for the Advancement of Science (AAAS)
    Publication Date: 1984-06-01
    Description: A method developed for quantifying respiratory sinus arrhythmia (RSA) during voluntary cardiorespiratory synchronization relies on computer-assisted rhythmometric cosinor analysis of instantaneous heart rate data. The RSA was present in all subjects tested, even those at advanced ages. The amplitude of the RSA falls approximately 10 percent per decade. An individual with a transplanted heart and one with severe diabetic neuropathy each had resting RSA values that were normal for their ages. The shape and amplitude of the RSA during voluntary cardiorespiratory synchronization may reflect the suppleness of the heart and its response to rhythmically changing intrathoracic pressure and the subsequent ebb-and-flow of venous return. Our technology allows objective quantitative assessment of the biologic age of the heart and also the effect of any drug, disease, or behavior that affects the RSA.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hrushesky, W J -- Fader, D -- Schmitt, O -- Gilbertsen, V -- New York, N.Y. -- Science. 1984 Jun 1;224(4652):1001-4.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6372092" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; *Aging ; Arrhythmia, Sinus/*physiopathology ; Compliance ; Diabetic Neuropathies/physiopathology ; Female ; Heart/*physiology/physiopathology ; Heart Rate ; Heart Transplantation ; Humans ; Male ; Microcomputers ; Middle Aged ; *Respiration
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  • 94
    Publication Date: 1984-07-06
    Description: A retrovirus isolated from three patients with the acquired immunodeficiency syndrome (AIDS) in the United States was morphologically and antigenically identical to lymphadenopathy associated virus isolated in France. Two of these isolates were from a blood donor-recipient pair, each of whom developed AIDS. Lymphadenopathy associated virus was isolated from the blood donor's lymphocytes 12 months after his onset of AIDS symptoms and from the blood recipient's lymphocytes 1 month after her onset of AIDS symptoms. Two isolates from the blood donor-recipient pair and an isolate from an epidemiologically unrelated homosexual man were examined by competitive radioimmunoassay to determine their antigenic relatedness to each other and to other human retroviruses. The major core proteins (p25) of the isolates were antigenically identical and all three isolates were identical to prototype lymphadenopathy associated virus isolated in France.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Feorino, P M -- Kalyanaraman, V S -- Haverkos, H W -- Cabradilla, C D -- Warfield, D T -- Jaffe, H W -- Harrison, A K -- Gottlieb, M S -- Goldfinger, D -- Chermann, J C -- New York, N.Y. -- Science. 1984 Jul 6;225(4657):69-72.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6328663" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*microbiology/transmission ; Adult ; Antibodies, Viral/immunology ; *Blood Donors ; Blood Transfusion/adverse effects ; Deltaretrovirus/immunology ; Female ; Humans ; Male ; Retroviridae/*immunology ; Retroviridae Infections/*immunology
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  • 95
    Publication Date: 1984-06-01
    Description: Beta-Endorphin-like immunoreactivity in cerebrospinal fluid was assayed in 11 patients receiving electrical stimulation of the brain for chronic pain. Immunoreactivity increased dramatically after contrast ventriculography prior to stimulation. No further elevations were observed after stimulation. The magnitude and time course of elevations were identical after placement of electrodes either in the thalamus or in the periventricular gray matter. These results suggest that previous findings of stimulation-induced elevation of beta-endorphin-like immunoreactivity in cerebrospinal fluid are attributable to an artifact of contrast ventriculography.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fessler, R G -- Brown, F D -- Rachlin, J R -- Mullan, S -- Fang, V S -- New York, N.Y. -- Science. 1984 Jun 1;224(4652):1017-9.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6326266" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; *Cerebral Ventriculography ; Contrast Media ; *Electronarcosis ; Endorphins/*cerebrospinal fluid ; Female ; Humans ; Male ; Middle Aged ; Pain/physiopathology ; Pain Management ; Radioimmunoassay ; beta-Endorphin
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  • 96
    Publication Date: 1984-10-26
    Description: Human T-lymphotropic virus type III (HTLV-III) is the probable etiologic agent for the acquired immune deficiency syndrome (AIDS). HTLV-III was isolated from semen and blood of a healthy homosexual man whose serum contains antibodies to HTLV-III. The finding of virus in semen supports epidemiologic data that suggest that AIDS can be transmitted sexually. In addition, the demonstration of HTLV-III in the blood and semen of a healthy individual establishes an asymptomatic, virus-positive carrier state which may be important in the dissemination of HTLV-III and, consequently, AIDS.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ho, D D -- Schooley, R T -- Rota, T R -- Kaplan, J C -- Flynn, T -- Salahuddin, S Z -- Gonda, M A -- Hirsch, M S -- CA 12464/CA/NCI NIH HHS/ -- CA 35020/CA/NCI NIH HHS/ -- CA 37461/CA/NCI NIH HHS/ -- etc. -- New York, N.Y. -- Science. 1984 Oct 26;226(4673):451-3.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6208608" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Blood/*microbiology ; Carrier State ; Cytopathogenic Effect, Viral ; Deltaretrovirus/*isolation & purification ; *Homosexuality ; Humans ; Male ; Microscopy, Electron ; RNA-Directed DNA Polymerase/analysis ; Semen/*microbiology
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  • 97
    Publication Date: 1984-03-23
    Description: An assay for antibodies to membrane antigens of cells infected by human T-cell leukemia virus was used to examine serum from persons who donated blood to 12 patients with acquired immunodeficiency syndrome (AIDS) associated with blood transfusions. The occurrence of positive results in the assay was significantly greater among donors to the AIDS patients (9 of 117; 7.7 percent) than among random donors (1 of 298; 0.3 percent). Of 12 sets of donors examined, 9 sets included a donor whose serum gave positive results for the presence of the antibodies. In six of these nine sets, the seropositive donor was an individual who was also identified as a possible source of AIDS transmission when epidemiologic and immunologic criteria were used.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Jaffe, H W -- Francis, D P -- McLane, M F -- Cabradilla, C -- Curran, J W -- Kilbourne, B W -- Lawrence, D N -- Haverkos, H W -- Spira, T J -- Dodd, R Y -- New York, N.Y. -- Science. 1984 Mar 23;223(4642):1309-12.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6322301" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*etiology/immunology/transmission ; Adult ; Aged ; Antibodies, Viral/*analysis ; Antigens, Surface/immunology ; Antigens, Viral/immunology ; *Blood Donors ; Blood Transfusion/*adverse effects ; Deltaretrovirus/immunology/*pathogenicity ; Female ; Homosexuality ; Humans ; Male ; Middle Aged ; Retroviridae/*immunology ; Retroviridae Infections/*epidemiology ; Risk
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  • 98
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    Unknown
    American Association for the Advancement of Science (AAAS)
    Publication Date: 1984-06-29
    Description: A data base of the National Center for Health Statistics, Health and Nutrition Examination Survey I (HANES I), was used to perform a computer-assisted, comprehensive analysis of the relation of 17 nutrients to the blood pressure profile of adult Americans. Subjects were 10,372 individuals, 18 to 74 years of age, who denied a history of hypertension and intentional modification of their diet. Significant decreases in the consumption of calcium, potassium, vitamin A, and vitamin C were identified as the nutritional factors that distinguished hypertensive from normotensive subjects. Lower calcium intake was the most consistent factor in hypertensive individuals. Across the population, higher intakes of calcium, potassium, and sodium were associated with lower mean systolic blood pressure and lower absolute risk of hypertension. Increments of dietary calcium were also negatively correlated with body mass. Even though these correlations cannot be accepted as proof of causation, they have implications for future studies of the association of nutritional factors and dietary patterns with hypertension in America.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉McCarron, D A -- Morris, C D -- Henry, H J -- Stanton, J L -- New York, N.Y. -- Science. 1984 Jun 29;224(4656):1392-8.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6729459" target="_blank"〉PubMed〈/a〉
    Keywords: Adolescent ; Adult ; Age Factors ; Aged ; Ascorbic Acid/metabolism ; *Blood Pressure/drug effects ; Calcium/metabolism ; Continental Population Groups ; Energy Intake ; Female ; Humans ; Hypertension/metabolism ; Male ; Middle Aged ; National Center for Health Statistics (U.S.) ; Nutrition Surveys ; *Nutritional Physiological Phenomena ; Obesity/metabolism ; Potassium/metabolism ; Sex Factors ; Sodium/metabolism ; United States ; Vitamin A/metabolism
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  • 99
    Publication Date: 1984-08-31
    Description: Plasma-free homovanillic acid, a major metabolite of dopamine, was measured in chronically ill schizophrenic patients both before and during treatment with the antipsychotic phenothiazine, fluphenazine. Neuroleptic treatment was associated with a significant time-dependent decrease in plasma homovanillic acid from pretreatment values, which were significantly elevated when compared with those of age- and sex-matched healthy control subjects. Further, both the absolute concentrations as well as the neuroleptic-induced reductions in plasma homovanillic acid determined over 5 weeks of neuroleptic treatment were statistically significantly correlated with ratings of psychosis and improvement in psychosis, respectively. These findings suggest that the delayed effects of neuroleptic agents on presynaptic dopamine activity may more closely parallel their therapeutic actions than do their immediate effects in blocking postsynaptic dopamine receptors and that a decrease in dopamine "turnover" may be responsible for their antipsychotic effects.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Pickar, D -- Labarca, R -- Linnoila, M -- Roy, A -- Hommer, D -- Everett, D -- Paul, S M -- New York, N.Y. -- Science. 1984 Aug 31;225(4665):954-7.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6474162" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Dopamine/metabolism ; Female ; Fluphenazine/pharmacology/*therapeutic use ; Homovanillic Acid/*blood ; Humans ; Male ; Phenylacetates/*blood ; Schizophrenia/blood/*drug therapy ; Time Factors
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  • 100
    Publication Date: 1984-05-11
    Description: Amblyomma americanum is a likely secondary vector of Lyme disease in New Jersey. Ticks of this species were removed from the site of the characteristic skin lesion known as erythema chronicum migrans on two patients with the disease, and the Lyme disease spirochete was isolated from nymphs and adults of this species. That A. americanum is a potential vector is supported by its similarities to Ixodes dammini, the known tick vector, in seasonal distribution and host utilization. The extensive range of A. americanum may have great implications for potential Lyme disease transmission outside known endemic areas.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Schulze, T L -- Bowen, G S -- Bosler, E M -- Lakat, M F -- Parkin, W E -- Altman, R -- Ormiston, B G -- Shisler, J K -- New York, N.Y. -- Science. 1984 May 11;224(4649):601-3.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/6710158" target="_blank"〉PubMed〈/a〉
    Keywords: Adult ; Aged ; Animals ; Arachnid Vectors/*microbiology ; Arthritis, Infectious/microbiology/*transmission ; Female ; Humans ; Male ; New Jersey ; Spirochaetales Infections/transmission ; Ticks/*microbiology
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