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  • 1
    Publikationsdatum: 2003-11-01
    Beschreibung: Because of its requirement for signaling by multiple cytokines, Janus kinase 3 (JAK3) is an excellent target for clinical immunosuppression. We report the development of a specific, orally active inhibitor of JAK3, CP-690,550, that significantly prolonged survival in a murine model of heart transplantation and in cynomolgus monkeys receiving kidney transplants. CP-690,550 treatment was not associated with hypertension, hyperlipidemia, or lymphoproliferative disease. On the basis of these preclinical results, we believe JAK3 blockade by CP-690,550 has potential for therapeutically desirable immunosuppression in human organ transplantation and in other clinical settings.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Changelian, Paul S -- Flanagan, Mark E -- Ball, Douglas J -- Kent, Craig R -- Magnuson, Kelly S -- Martin, William H -- Rizzuti, Bonnie J -- Sawyer, Perry S -- Perry, Bret D -- Brissette, William H -- McCurdy, Sandra P -- Kudlacz, Elizabeth M -- Conklyn, Maryrose J -- Elliott, Eileen A -- Koslov, Erika R -- Fisher, Michael B -- Strelevitz, Timothy J -- Yoon, Kwansik -- Whipple, David A -- Sun, Jianmin -- Munchhof, Michael J -- Doty, John L -- Casavant, Jeffrey M -- Blumenkopf, Todd A -- Hines, Michael -- Brown, Matthew F -- Lillie, Brett M -- Subramanyam, Chakrapani -- Shang-Poa, Chang -- Milici, Anthony J -- Beckius, Gretchen E -- Moyer, James D -- Su, Chunyan -- Woodworth, Thasia G -- Gaweco, Anderson S -- Beals, Chan R -- Littman, Bruce H -- Fisher, Douglas A -- Smith, James F -- Zagouras, Panayiotis -- Magna, Holly A -- Saltarelli, Mary J -- Johnson, Kimberly S -- Nelms, Linda F -- Des Etages, Shelley G -- Hayes, Lisa S -- Kawabata, Thomas T -- Finco-Kent, Deborah -- Baker, Deanna L -- Larson, Michael -- Si, Ming-Sing -- Paniagua, Ricardo -- Higgins, John -- Holm, Bari -- Reitz, Bruce -- Zhou, Yong-Jie -- Morris, Randall E -- O'Shea, John J -- Borie, Dominic C -- New York, N.Y. -- Science. 2003 Oct 31;302(5646):875-8.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Immunology Group, Department of Antibacterials and Immunology, Pfizer Global Researchand Development, Groton, CT 06340, USA. paul_s_changelian@groton.pfizer.com〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/14593182" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Enzyme Inhibitors/administration & dosage/pharmacology/therapeutic use/toxicity ; Gene Expression Regulation/drug effects ; Graft Rejection/*prevention & control ; Graft Survival/drug effects ; *Heart Transplantation ; Humans ; Immunosuppressive Agents/administration & dosage/*pharmacology/therapeutic ; use/toxicity ; Interleukin-2/immunology ; Janus Kinase 3 ; *Kidney Transplantation ; Lymphocyte Activation/drug effects ; Lymphocyte Count ; Lymphocyte Culture Test, Mixed ; Lymphocyte Subsets/drug effects ; Macaca fascicularis ; Mice ; Mice, Inbred C57BL ; Mice, Inbred DBA ; Myocardium/metabolism ; Piperidines ; Protein-Tyrosine Kinases/*antagonists & inhibitors/metabolism ; Pyrimidines/administration & dosage/*pharmacology/therapeutic use/toxicity ; Pyrroles/administration & dosage/*pharmacology/therapeutic use/toxicity ; Transplantation, Heterotopic ; Transplantation, Homologous ; Tumor Cells, Cultured
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 2
    Publikationsdatum: 1998-11-13
    Beschreibung: The ectodomains of numerous proteins are released from cells by proteolysis to yield soluble intercellular regulators. The responsible protease, tumor necrosis factor-alpha converting enzyme (TACE), has been identified only in the case when tumor necrosis factor-alpha (TNFalpha) is released. Analyses of cells lacking this metalloproteinase-disintegrin revealed an expanded role for TACE in the processing of other cell surface proteins, including a TNF receptor, the L-selectin adhesion molecule, and transforming growth factor-alpha (TGFalpha). The phenotype of mice lacking TACE suggests an essential role for soluble TGFalpha in normal development and emphasizes the importance of protein ectodomain shedding in vivo.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Peschon, J J -- Slack, J L -- Reddy, P -- Stocking, K L -- Sunnarborg, S W -- Lee, D C -- Russell, W E -- Castner, B J -- Johnson, R S -- Fitzner, J N -- Boyce, R W -- Nelson, N -- Kozlosky, C J -- Wolfson, M F -- Rauch, C T -- Cerretti, D P -- Paxton, R J -- March, C J -- Black, R A -- CA43793/CA/NCI NIH HHS/ -- DK53804/DK/NIDDK NIH HHS/ -- New York, N.Y. -- Science. 1998 Nov 13;282(5392):1281-4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Immunex Corporation, Seattle, WA 98101, USA. peschon@immunex.com〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/9812885" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): ADAM Proteins ; Amino Acid Sequence ; Animals ; Catalytic Domain ; Cell Membrane/*metabolism ; Cells, Cultured ; Crosses, Genetic ; *Embryonic and Fetal Development ; L-Selectin/metabolism ; Ligands ; Membrane Proteins/*metabolism ; Metalloendopeptidases/chemistry/genetics/*metabolism ; Mice ; Mice, Inbred C57BL ; Molecular Sequence Data ; Mutation ; Phenotype ; Protein Processing, Post-Translational ; Receptors, Tumor Necrosis Factor/metabolism ; Transforming Growth Factor alpha/metabolism ; Tumor Necrosis Factor-alpha/*metabolism
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 3
    Publikationsdatum: 2009-06-16
    Beschreibung: Age-related macular degeneration (AMD), a leading cause of blindness worldwide, is as prevalent as cancer in industrialized nations. Most blindness in AMD results from invasion of the retina by choroidal neovascularisation (CNV). Here we show that the eosinophil/mast cell chemokine receptor CCR3 is specifically expressed in choroidal neovascular endothelial cells in humans with AMD, and that despite the expression of its ligands eotaxin-1, -2 and -3, neither eosinophils nor mast cells are present in human CNV. Genetic or pharmacological targeting of CCR3 or eotaxins inhibited injury-induced CNV in mice. CNV suppression by CCR3 blockade was due to direct inhibition of endothelial cell proliferation, and was uncoupled from inflammation because it occurred in mice lacking eosinophils or mast cells, and was independent of macrophage and neutrophil recruitment. CCR3 blockade was more effective at reducing CNV than vascular endothelial growth factor A (VEGF-A) neutralization, which is in clinical use at present, and, unlike VEGF-A blockade, is not toxic to the mouse retina. In vivo imaging with CCR3-targeting quantum dots located spontaneous CNV invisible to standard fluorescein angiography in mice before retinal invasion. CCR3 targeting might reduce vision loss due to AMD through early detection and therapeutic angioinhibition.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2712122/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2712122/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Takeda, Atsunobu -- Baffi, Judit Z -- Kleinman, Mark E -- Cho, Won Gil -- Nozaki, Miho -- Yamada, Kiyoshi -- Kaneko, Hiroki -- Albuquerque, Romulo J C -- Dridi, Sami -- Saito, Kuniharu -- Raisler, Brian J -- Budd, Steven J -- Geisen, Pete -- Munitz, Ariel -- Ambati, Balamurali K -- Green, Martha G -- Ishibashi, Tatsuro -- Wright, John D -- Humbles, Alison A -- Gerard, Craig J -- Ogura, Yuichiro -- Pan, Yuzhen -- Smith, Justine R -- Grisanti, Salvatore -- Hartnett, M Elizabeth -- Rothenberg, Marc E -- Ambati, Jayakrishna -- AI039759/AI/NIAID NIH HHS/ -- AI45898/AI/NIAID NIH HHS/ -- DK076893/DK/NIDDK NIH HHS/ -- EY010572/EY/NEI NIH HHS/ -- EY015130/EY/NEI NIH HHS/ -- EY015422/EY/NEI NIH HHS/ -- EY017011/EY/NEI NIH HHS/ -- EY017182/EY/NEI NIH HHS/ -- EY017950/EY/NEI NIH HHS/ -- EY018350/EY/NEI NIH HHS/ -- EY018836/EY/NEI NIH HHS/ -- R01 DK076893/DK/NIDDK NIH HHS/ -- R01 EY015422/EY/NEI NIH HHS/ -- R01 EY015422-04/EY/NEI NIH HHS/ -- R01 EY018350/EY/NEI NIH HHS/ -- R01 EY018350-02/EY/NEI NIH HHS/ -- R01 EY018836/EY/NEI NIH HHS/ -- R01 EY018836-02/EY/NEI NIH HHS/ -- England -- Nature. 2009 Jul 9;460(7252):225-30. doi: 10.1038/nature08151. Epub 2009 Jun 14.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Ophthalmology & Visual Science, University of Kentucky, Lexington, Kentucky 40506, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19525930" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Cell Movement ; Cell Proliferation ; Cells, Cultured ; Chemokine CCL11/antagonists & inhibitors/metabolism ; Chemokine CCL24/antagonists & inhibitors/metabolism ; Chemokines, CC/antagonists & inhibitors/metabolism ; Choroid/blood supply/cytology/metabolism ; Choroidal Neovascularization/diagnosis/metabolism ; Disease Models, Animal ; Endothelial Cells/cytology/metabolism ; Humans ; Inflammation ; Leukocytes ; Ligands ; Macular Degeneration/*diagnosis/metabolism/*therapy ; Mice ; Mice, Inbred C57BL ; Quantum Dots ; Receptors, CCR3/analysis/*antagonists & ; inhibitors/genetics/immunology/*metabolism ; Retina/drug effects/pathology ; Vascular Endothelial Growth Factor A/antagonists & inhibitors/immunology
    Print ISSN: 0028-0836
    Digitale ISSN: 1476-4687
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 4
    Publikationsdatum: 2013-09-07
    Beschreibung: The role of specific gut microbes in shaping body composition remains unclear. We transplanted fecal microbiota from adult female twin pairs discordant for obesity into germ-free mice fed low-fat mouse chow, as well as diets representing different levels of saturated fat and fruit and vegetable consumption typical of the U.S. diet. Increased total body and fat mass, as well as obesity-associated metabolic phenotypes, were transmissible with uncultured fecal communities and with their corresponding fecal bacterial culture collections. Cohousing mice harboring an obese twin's microbiota (Ob) with mice containing the lean co-twin's microbiota (Ln) prevented the development of increased body mass and obesity-associated metabolic phenotypes in Ob cage mates. Rescue correlated with invasion of specific members of Bacteroidetes from the Ln microbiota into Ob microbiota and was diet-dependent. These findings reveal transmissible, rapid, and modifiable effects of diet-by-microbiota interactions.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3829625/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3829625/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ridaura, Vanessa K -- Faith, Jeremiah J -- Rey, Federico E -- Cheng, Jiye -- Duncan, Alexis E -- Kau, Andrew L -- Griffin, Nicholas W -- Lombard, Vincent -- Henrissat, Bernard -- Bain, James R -- Muehlbauer, Michael J -- Ilkayeva, Olga -- Semenkovich, Clay F -- Funai, Katsuhiko -- Hayashi, David K -- Lyle, Barbara J -- Martini, Margaret C -- Ursell, Luke K -- Clemente, Jose C -- Van Treuren, William -- Walters, William A -- Knight, Rob -- Newgard, Christopher B -- Heath, Andrew C -- Gordon, Jeffrey I -- DK078669/DK/NIDDK NIH HHS/ -- DK58398/DK/NIDDK NIH HHS/ -- DK70977/DK/NIDDK NIH HHS/ -- F32 DK091044/DK/NIDDK NIH HHS/ -- K01 DK095774/DK/NIDDK NIH HHS/ -- K05 AA017688/AA/NIAAA NIH HHS/ -- P01 DK078669/DK/NIDDK NIH HHS/ -- P30 AG028716/AG/NIA NIH HHS/ -- P30 DK020579/DK/NIDDK NIH HHS/ -- P30 DK056341/DK/NIDDK NIH HHS/ -- P30-AG028716/AG/NIA NIH HHS/ -- R01 DK070977/DK/NIDDK NIH HHS/ -- R01 DK076729/DK/NIDDK NIH HHS/ -- Howard Hughes Medical Institute/ -- New York, N.Y. -- Science. 2013 Sep 6;341(6150):1241214. doi: 10.1126/science.1241214.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Center for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63108, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24009397" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): *Adiposity ; Adult ; Animals ; Bacteroidetes/genetics/*physiology ; Cecum/metabolism/microbiology ; Diet, Fat-Restricted ; Feces/microbiology ; Female ; Gastrointestinal Tract/*microbiology ; Germ-Free Life ; Humans ; Metabolome ; Metagenome/genetics/*physiology ; Mice ; Mice, Inbred C57BL ; Mice, Obese ; Obesity/genetics/*metabolism ; Thinness/microbiology ; Twins ; Weight Gain ; Young Adult
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 5
    Publikationsdatum: 2013-07-06
    Beschreibung: DNA methylation is implicated in mammalian brain development and plasticity underlying learning and memory. We report the genome-wide composition, patterning, cell specificity, and dynamics of DNA methylation at single-base resolution in human and mouse frontal cortex throughout their lifespan. Widespread methylome reconfiguration occurs during fetal to young adult development, coincident with synaptogenesis. During this period, highly conserved non-CG methylation (mCH) accumulates in neurons, but not glia, to become the dominant form of methylation in the human neuronal genome. Moreover, we found an mCH signature that identifies genes escaping X-chromosome inactivation. Last, whole-genome single-base resolution 5-hydroxymethylcytosine (hmC) maps revealed that hmC marks fetal brain cell genomes at putative regulatory regions that are CG-demethylated and activated in the adult brain and that CG demethylation at these hmC-poised loci depends on Tet2 activity.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3785061/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3785061/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Lister, Ryan -- Mukamel, Eran A -- Nery, Joseph R -- Urich, Mark -- Puddifoot, Clare A -- Johnson, Nicholas D -- Lucero, Jacinta -- Huang, Yun -- Dwork, Andrew J -- Schultz, Matthew D -- Yu, Miao -- Tonti-Filippini, Julian -- Heyn, Holger -- Hu, Shijun -- Wu, Joseph C -- Rao, Anjana -- Esteller, Manel -- He, Chuan -- Haghighi, Fatemeh G -- Sejnowski, Terrence J -- Behrens, M Margarita -- Ecker, Joseph R -- AI44432/AI/NIAID NIH HHS/ -- CA151535/CA/NCI NIH HHS/ -- HD065812/HD/NICHD NIH HHS/ -- HG006827/HG/NHGRI NIH HHS/ -- K99NS080911/NS/NINDS NIH HHS/ -- MH094670/MH/NIMH NIH HHS/ -- R01 AI044432/AI/NIAID NIH HHS/ -- R01 CA151535/CA/NCI NIH HHS/ -- R01 HD065812/HD/NICHD NIH HHS/ -- R01 HG006827/HG/NHGRI NIH HHS/ -- R01 MH094670/MH/NIMH NIH HHS/ -- R01 MH094774/MH/NIMH NIH HHS/ -- Howard Hughes Medical Institute/ -- New York, N.Y. -- Science. 2013 Aug 9;341(6146):1237905. doi: 10.1126/science.1237905. Epub 2013 Jul 4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Genomic Analysis Laboratory, The Salk Institute for Biological Studies, La Jolla, CA 92037, USA. ryan.lister@uwa.edu.au〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23828890" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): 5-Methylcytosine/metabolism ; Adult ; Animals ; Base Sequence ; Conserved Sequence ; Cytosine/*analogs & derivatives/metabolism ; *DNA Methylation ; *Epigenesis, Genetic ; Epigenomics ; Frontal Lobe/*growth & development ; *Gene Expression Regulation, Developmental ; Genome-Wide Association Study ; Humans ; Longevity ; Mice ; Mice, Inbred C57BL ; X Chromosome Inactivation/genetics
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 6
    Publikationsdatum: 2013-02-01
    Beschreibung: Kwashiorkor, an enigmatic form of severe acute malnutrition, is the consequence of inadequate nutrient intake plus additional environmental insults. To investigate the role of the gut microbiome, we studied 317 Malawian twin pairs during the first 3 years of life. During this time, half of the twin pairs remained well nourished, whereas 43% became discordant, and 7% manifested concordance for acute malnutrition. Both children in twin pairs discordant for kwashiorkor were treated with a peanut-based, ready-to-use therapeutic food (RUTF). Time-series metagenomic studies revealed that RUTF produced a transient maturation of metabolic functions in kwashiorkor gut microbiomes that regressed when administration of RUTF was stopped. Previously frozen fecal communities from several discordant pairs were each transplanted into gnotobiotic mice. The combination of Malawian diet and kwashiorkor microbiome produced marked weight loss in recipient mice, accompanied by perturbations in amino acid, carbohydrate, and intermediary metabolism that were only transiently ameliorated with RUTF. These findings implicate the gut microbiome as a causal factor in kwashiorkor.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667500/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667500/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Smith, Michelle I -- Yatsunenko, Tanya -- Manary, Mark J -- Trehan, Indi -- Mkakosya, Rajhab -- Cheng, Jiye -- Kau, Andrew L -- Rich, Stephen S -- Concannon, Patrick -- Mychaleckyj, Josyf C -- Liu, Jie -- Houpt, Eric -- Li, Jia V -- Holmes, Elaine -- Nicholson, Jeremy -- Knights, Dan -- Ursell, Luke K -- Knight, Rob -- Gordon, Jeffrey I -- DK078669/DK/NIDDK NIH HHS/ -- DK30292/DK/NIDDK NIH HHS/ -- F32 DK091044/DK/NIDDK NIH HHS/ -- P01 DK078669/DK/NIDDK NIH HHS/ -- P30 DK056341/DK/NIDDK NIH HHS/ -- R37 DK030292/DK/NIDDK NIH HHS/ -- T32 HD049338/HD/NICHD NIH HHS/ -- T32-HD049338/HD/NICHD NIH HHS/ -- T35 DK074375/DK/NIDDK NIH HHS/ -- New York, N.Y. -- Science. 2013 Feb 1;339(6119):548-54. doi: 10.1126/science.1229000. Epub 2013 Jan 30.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Center for Genome Sciences and Systems Biology, Washington University in St. Louis, St. Louis, MO 63110, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23363771" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Amino Acids/metabolism ; Animals ; Arachis ; Carbohydrate Metabolism ; Child, Preschool ; Diseases in Twins/*microbiology ; Feces/microbiology ; Female ; Gastrointestinal Tract/*microbiology ; Germ-Free Life ; Humans ; Infant ; Kwashiorkor/diet therapy/epidemiology/*microbiology ; Longitudinal Studies ; Malawi/epidemiology ; Male ; *Metagenome ; Mice ; Mice, Inbred C57BL
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 7
    Publikationsdatum: 2014-05-07
    Beschreibung: Parabiosis experiments indicate that impaired regeneration in aged mice is reversible by exposure to a young circulation, suggesting that young blood contains humoral "rejuvenating" factors that can restore regenerative function. Here, we demonstrate that the circulating protein growth differentiation factor 11 (GDF11) is a rejuvenating factor for skeletal muscle. Supplementation of systemic GDF11 levels, which normally decline with age, by heterochronic parabiosis or systemic delivery of recombinant protein, reversed functional impairments and restored genomic integrity in aged muscle stem cells (satellite cells). Increased GDF11 levels in aged mice also improved muscle structural and functional features and increased strength and endurance exercise capacity. These data indicate that GDF11 systemically regulates muscle aging and may be therapeutically useful for reversing age-related skeletal muscle and stem cell dysfunction.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4104429/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4104429/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sinha, Manisha -- Jang, Young C -- Oh, Juhyun -- Khong, Danika -- Wu, Elizabeth Y -- Manohar, Rohan -- Miller, Christine -- Regalado, Samuel G -- Loffredo, Francesco S -- Pancoast, James R -- Hirshman, Michael F -- Lebowitz, Jessica -- Shadrach, Jennifer L -- Cerletti, Massimiliano -- Kim, Mi-Jeong -- Serwold, Thomas -- Goodyear, Laurie J -- Rosner, Bernard -- Lee, Richard T -- Wagers, Amy J -- 1DP2 OD004345/OD/NIH HHS/ -- 1R01 AG033053/AG/NIA NIH HHS/ -- 1R01 AG040019/AG/NIA NIH HHS/ -- 5U01 HL100402/HL/NHLBI NIH HHS/ -- DP2 OD004345/OD/NIH HHS/ -- P30 AG038072/AG/NIA NIH HHS/ -- R01 AG032977/AG/NIA NIH HHS/ -- R01 AG033053/AG/NIA NIH HHS/ -- R01 AG040019/AG/NIA NIH HHS/ -- R01 AR042238/AR/NIAMS NIH HHS/ -- R01 AR42238/AR/NIAMS NIH HHS/ -- T32 DE007057/DE/NIDCR NIH HHS/ -- U01 HL100402/HL/NHLBI NIH HHS/ -- Howard Hughes Medical Institute/ -- New York, N.Y. -- Science. 2014 May 9;344(6184):649-52. doi: 10.1126/science.1251152. Epub 2014 May 5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Harvard Stem Cell Institute and Department of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24797481" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Age Factors ; Aging/blood/drug effects/*physiology ; Animals ; Bone Morphogenetic Proteins/administration & dosage/blood/*physiology ; Growth Differentiation Factors/administration & dosage/blood/*physiology ; Male ; Mice ; Mice, Inbred C57BL ; Muscle, Skeletal/*blood supply/drug effects/*physiology ; Myoblasts, Skeletal/drug effects/*physiology ; Parabiosis ; *Regeneration ; *Rejuvenation
    Print ISSN: 0036-8075
    Digitale ISSN: 1095-9203
    Thema: Biologie , Chemie und Pharmazie , Informatik , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 8
    Publikationsdatum: 2011-12-14
    Beschreibung: The largest mucosal surface in the body is in the gastrointestinal tract, a location that is heavily colonized by microbes that are normally harmless. A key mechanism required for maintaining a homeostatic balance between this microbial burden and the lymphocytes that densely populate the gastrointestinal tract is the production and transepithelial transport of poly-reactive IgA (ref. 1). Within the mucosal tissues, B cells respond to cytokines, sometimes in the absence of T-cell help, undergo class switch recombination of their immunoglobulin receptor to IgA, and differentiate to become plasma cells. However, IgA-secreting plasma cells probably have additional attributes that are needed for coping with the tremendous bacterial load in the gastrointestinal tract. Here we report that mouse IgA(+) plasma cells also produce the antimicrobial mediators tumour-necrosis factor-alpha (TNF-alpha) and inducible nitric oxide synthase (iNOS), and express many molecules that are commonly associated with monocyte/granulocytic cell types. The development of iNOS-producing IgA(+) plasma cells can be recapitulated in vitro in the presence of gut stroma, and the acquisition of this multifunctional phenotype in vivo and in vitro relies on microbial co-stimulation. Deletion of TNF-alpha and iNOS in B-lineage cells resulted in a reduction in IgA production, altered diversification of the gut microbiota and poor clearance of a gut-tropic pathogen. These findings reveal a novel adaptation to maintaining homeostasis in the gut, and extend the repertoire of protective responses exhibited by some B-lineage cells.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3487691/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3487691/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fritz, Jorg H -- Rojas, Olga Lucia -- Simard, Nathalie -- McCarthy, Douglas D -- Hapfelmeier, Siegfried -- Rubino, Stephen -- Robertson, Susan J -- Larijani, Mani -- Gosselin, Jean -- Ivanov, Ivaylo I -- Martin, Alberto -- Casellas, Rafael -- Philpott, Dana J -- Girardin, Stephen E -- McCoy, Kathy D -- Macpherson, Andrew J -- Paige, Christopher J -- Gommerman, Jennifer L -- 67157-3/Canadian Institutes of Health Research/Canada -- 89783-2/Canadian Institutes of Health Research/Canada -- MOP 114972/Canadian Institutes of Health Research/Canada -- MOP 67157/Canadian Institutes of Health Research/Canada -- MOP 89783/Canadian Institutes of Health Research/Canada -- MOP 9862/Canadian Institutes of Health Research/Canada -- R00 DK085329/DK/NIDDK NIH HHS/ -- R00 DK085329-02/DK/NIDDK NIH HHS/ -- Z01 AR041148-03/Intramural NIH HHS/ -- ZIA AR041148-08/Intramural NIH HHS/ -- England -- Nature. 2011 Dec 11;481(7380):199-203. doi: 10.1038/nature10698.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Immunology, University of Toronto, Toronto M5S 1A8, Canada.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/22158124" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Bone Marrow Cells/cytology ; Cell Lineage ; Cells, Cultured ; Chimera/immunology ; Citrobacter rodentium/immunology ; Coculture Techniques ; Female ; Germ-Free Life ; Granulocytes/cytology/metabolism ; Immunity, Innate/immunology ; Immunoglobulin A/biosynthesis/*immunology ; Intestinal Mucosa/cytology/immunology ; Intestine, Small/*cytology/*immunology/microbiology ; Male ; Mice ; Mice, Inbred C57BL ; Mice, Knockout ; Monocytes/cytology/metabolism ; Nitric Oxide Synthase Type II/biosynthesis/deficiency/metabolism ; Phenotype ; Plasma Cells/*cytology/*immunology/metabolism ; Spleen/cytology ; Stromal Cells/cytology ; Tumor Necrosis Factor-alpha/biosynthesis/deficiency/immunology/metabolism
    Print ISSN: 0028-0836
    Digitale ISSN: 1476-4687
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 9
    Publikationsdatum: 2013-03-12
    Beschreibung: CLP1 was the first mammalian RNA kinase to be identified. However, determining its in vivo function has been elusive. Here we generated kinase-dead Clp1 (Clp1(K/K)) mice that show a progressive loss of spinal motor neurons associated with axonal degeneration in the peripheral nerves and denervation of neuromuscular junctions, resulting in impaired motor function, muscle weakness, paralysis and fatal respiratory failure. Transgenic rescue experiments show that CLP1 functions in motor neurons. Mechanistically, loss of CLP1 activity results in accumulation of a novel set of small RNA fragments, derived from aberrant processing of tyrosine pre-transfer RNA. These tRNA fragments sensitize cells to oxidative-stress-induced p53 (also known as TRP53) activation and p53-dependent cell death. Genetic inactivation of p53 rescues Clp1(K/K) mice from the motor neuron loss, muscle denervation and respiratory failure. Our experiments uncover a mechanistic link between tRNA processing, formation of a new RNA species and progressive loss of lower motor neurons regulated by p53.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3674495/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3674495/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hanada, Toshikatsu -- Weitzer, Stefan -- Mair, Barbara -- Bernreuther, Christian -- Wainger, Brian J -- Ichida, Justin -- Hanada, Reiko -- Orthofer, Michael -- Cronin, Shane J -- Komnenovic, Vukoslav -- Minis, Adi -- Sato, Fuminori -- Mimata, Hiromitsu -- Yoshimura, Akihiko -- Tamir, Ido -- Rainer, Johannes -- Kofler, Reinhard -- Yaron, Avraham -- Eggan, Kevin C -- Woolf, Clifford J -- Glatzel, Markus -- Herbst, Ruth -- Martinez, Javier -- Penninger, Josef M -- K99NS077435-01A1/NS/NINDS NIH HHS/ -- NS038253/NS/NINDS NIH HHS/ -- P 19223/Austrian Science Fund FWF/Austria -- P 21667/Austrian Science Fund FWF/Austria -- R00 NS077435/NS/NINDS NIH HHS/ -- R01 NS038253/NS/NINDS NIH HHS/ -- Howard Hughes Medical Institute/ -- England -- Nature. 2013 Mar 28;495(7442):474-80. doi: 10.1038/nature11923. Epub 2013 Mar 10.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉IMBA, Institute of Molecular Biotechnology of the Austrian Academy of Sciences, Vienna 1030, Austria.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23474986" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Amyotrophic Lateral Sclerosis ; Animals ; Animals, Newborn ; Axons/metabolism/pathology ; Cell Death ; Diaphragm/innervation ; Embryo Loss ; Embryo, Mammalian/metabolism/pathology ; Exons/genetics ; Female ; Fibroblasts ; Male ; Mice ; Mice, Inbred C57BL ; Mice, Knockout ; Mice, Transgenic ; Motor Neurons/*metabolism/*pathology ; Muscular Atrophy, Spinal ; Neuromuscular Diseases/metabolism/pathology ; Oxidative Stress ; RNA Processing, Post-Transcriptional ; RNA, Transfer, Tyr/genetics/*metabolism ; Respiration ; Spinal Nerves/cytology ; Transcription Factors/deficiency/*metabolism ; Tumor Suppressor Protein p53/metabolism ; Tyrosine/genetics/metabolism
    Print ISSN: 0028-0836
    Digitale ISSN: 1476-4687
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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  • 10
    Publikationsdatum: 2015-11-03
    Beschreibung: Ever since Stephen Paget's 1889 hypothesis, metastatic organotropism has remained one of cancer's greatest mysteries. Here we demonstrate that exosomes from mouse and human lung-, liver- and brain-tropic tumour cells fuse preferentially with resident cells at their predicted destination, namely lung fibroblasts and epithelial cells, liver Kupffer cells and brain endothelial cells. We show that tumour-derived exosomes uptaken by organ-specific cells prepare the pre-metastatic niche. Treatment with exosomes from lung-tropic models redirected the metastasis of bone-tropic tumour cells. Exosome proteomics revealed distinct integrin expression patterns, in which the exosomal integrins alpha6beta4 and alpha6beta1 were associated with lung metastasis, while exosomal integrin alphavbeta5 was linked to liver metastasis. Targeting the integrins alpha6beta4 and alphavbeta5 decreased exosome uptake, as well as lung and liver metastasis, respectively. We demonstrate that exosome integrin uptake by resident cells activates Src phosphorylation and pro-inflammatory S100 gene expression. Finally, our clinical data indicate that exosomal integrins could be used to predict organ-specific metastasis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hoshino, Ayuko -- Costa-Silva, Bruno -- Shen, Tang-Long -- Rodrigues, Goncalo -- Hashimoto, Ayako -- Tesic Mark, Milica -- Molina, Henrik -- Kohsaka, Shinji -- Di Giannatale, Angela -- Ceder, Sophia -- Singh, Swarnima -- Williams, Caitlin -- Soplop, Nadine -- Uryu, Kunihiro -- Pharmer, Lindsay -- King, Tari -- Bojmar, Linda -- Davies, Alexander E -- Ararso, Yonathan -- Zhang, Tuo -- Zhang, Haiying -- Hernandez, Jonathan -- Weiss, Joshua M -- Dumont-Cole, Vanessa D -- Kramer, Kimberly -- Wexler, Leonard H -- Narendran, Aru -- Schwartz, Gary K -- Healey, John H -- Sandstrom, Per -- Labori, Knut Jorgen -- Kure, Elin H -- Grandgenett, Paul M -- Hollingsworth, Michael A -- de Sousa, Maria -- Kaur, Sukhwinder -- Jain, Maneesh -- Mallya, Kavita -- Batra, Surinder K -- Jarnagin, William R -- Brady, Mary S -- Fodstad, Oystein -- Muller, Volkmar -- Pantel, Klaus -- Minn, Andy J -- Bissell, Mina J -- Garcia, Benjamin A -- Kang, Yibin -- Rajasekhar, Vinagolu K -- Ghajar, Cyrus M -- Matei, Irina -- Peinado, Hector -- Bromberg, Jacqueline -- Lyden, David -- R01 CA169416/CA/NCI NIH HHS/ -- R01-CA169416/CA/NCI NIH HHS/ -- U01 CA169538/CA/NCI NIH HHS/ -- U01-CA169538/CA/NCI NIH HHS/ -- England -- Nature. 2015 Nov 19;527(7578):329-35. doi: 10.1038/nature15756. Epub 2015 Oct 28.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Children's Cancer and Blood Foundation Laboratories, Departments of Pediatrics, and Cell and Developmental Biology, Drukier Institute for Children's Health, Meyer Cancer Center, Weill Cornell Medicine, New York, New York 10021, USA. ; Department of Plant Pathology and Microbiology and Center for Biotechnology, National Taiwan University, Taipei 10617, Taiwan. ; Graduate Program in Areas of Basic and Applied Biology, Abel Salazar Biomedical Sciences Institute, University of Porto, 4099-003 Porto, Portugal. ; Department of Obstetrics and Gynecology, Faculty of Medicine, University of Tokyo, Tokyo 113-8655, Japan. ; Proteomics Resource Center, The Rockefeller University, New York, New York 10065, USA. ; Department of Pathology, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Department of Oncology and Pathology, Karolinska Institutet, 17176 Stockholm, Sweden. ; Electron Microscopy Resource Center (EMRC), Rockefeller University, New York, New York 10065, USA. ; Breast Service, Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York, 10065, USA. ; Department of Surgery, County Council of Ostergotland, and Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linkoping University, 58185 Linkoping, Sweden. ; Life Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA. ; Genomics Resources Core Facility, Weill Cornell Medicine, New York, New York 10021, USA. ; Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Department of Pediatrics, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Division of Pediatric Oncology, Alberta Children's Hospital, Calgary, Alberta T3B 6A8, Canada. ; Division of Hematology/Oncology, Columbia University School of Medicine, New York, New York 10032, USA. ; Orthopaedic Service, Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Department of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Nydalen, Oslo 0424, Norway. ; Department of Cancer Genetics, Institute for Cancer Research, Oslo University Hospital, Nydalen, Oslo 0424, Norway. ; Eppley Institute for Research in Cancer and Allied Diseases, University of Nebraska Medical Center, Omaha, Nebraska 68198, USA. ; Department of Biochemistry and Molecular Biology, University of Nebraska Medical Center, Omaha, Nebraska 68198, USA. ; Gastric and Mixed Tumor Service, Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Department of Tumor Biology, Norwegian Radium Hospital, Oslo University Hospital, Nydalen, Oslo 0424, Norway. ; Institute for Clinical Medicine, Faculty of Medicine, University of Oslo, Blindern, Oslo 0318, Norway. ; Department of Gynecology, University Medical Center, Martinistrasse 52, 20246 Hamburg, Germany. ; Department of Tumor Biology, University Medical Center Hamburg-Eppendorf, Martinistrasse 52, 20246 Hamburg, Germany. ; Department of Radiation Oncology, Abramson Family Cancer Research Institute, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA. ; Department of Biochemistry and Biophysics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA. ; Department of Molecular Biology, Princeton University, Princeton, New Jersey 08544, USA. ; Rutgers Cancer Institute of New Jersey, New Brunswick, New Jersey 08903, USA. ; Breast Medicine Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Fred Hutchinson Cancer Research Center, Seattle, Washington 98109, USA. ; Microenvironment and Metastasis Laboratory, Department of Molecular Oncology, Spanish National Cancer Research Center (CNIO), Madrid 28029, Spain. ; Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York 10065, USA. ; Department of Medicine, Weill Cornell Medicine, New York, New York 10021, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/26524530" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Biomarkers/metabolism ; Brain/cytology/*metabolism ; Cell Line, Tumor ; Endothelial Cells/cytology/metabolism ; Epithelial Cells/cytology/metabolism ; Exosomes/*metabolism ; Female ; Fibroblasts/cytology/metabolism ; Genes, src ; Humans ; Integrin alpha6beta1/metabolism ; Integrin alpha6beta4/antagonists & inhibitors/metabolism ; Integrin beta Chains/metabolism ; Integrin beta4/metabolism ; Integrins/antagonists & inhibitors/*metabolism ; Kupffer Cells/cytology/metabolism ; Liver/cytology/*metabolism ; Lung/cytology/*metabolism ; Mice ; Mice, Inbred C57BL ; Neoplasm Metastasis/*pathology/*prevention & control ; Organ Specificity ; Phosphorylation ; Receptors, Vitronectin/antagonists & inhibitors/metabolism ; S100 Proteins/genetics ; *Tropism
    Print ISSN: 0028-0836
    Digitale ISSN: 1476-4687
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Standort Signatur Erwartet Verfügbarkeit
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