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  • 1
    Publikationsdatum: 2010-02-05
    Beschreibung: Obesity has become a major worldwide challenge to public health, owing to an interaction between the Western 'obesogenic' environment and a strong genetic contribution. Recent extensive genome-wide association studies (GWASs) have identified numerous single nucleotide polymorphisms associated with obesity, but these loci together account for only a small fraction of the known heritable component. Thus, the 'common disease, common variant' hypothesis is increasingly coming under challenge. Here we report a highly penetrant form of obesity, initially observed in 31 subjects who were heterozygous for deletions of at least 593 kilobases at 16p11.2 and whose ascertainment included cognitive deficits. Nineteen similar deletions were identified from GWAS data in 16,053 individuals from eight European cohorts. These deletions were absent from healthy non-obese controls and accounted for 0.7% of our morbid obesity cases (body mass index (BMI) 〉or= 40 kg m(-2) or BMI standard deviation score 〉or= 4; P = 6.4 x 10(-8), odds ratio 43.0), demonstrating the potential importance in common disease of rare variants with strong effects. This highlights a promising strategy for identifying missing heritability in obesity and other complex traits: cohorts with extreme phenotypes are likely to be enriched for rare variants, thereby improving power for their discovery. Subsequent analysis of the loci so identified may well reveal additional rare variants that further contribute to the missing heritability, as recently reported for SIM1 (ref. 3). The most productive approach may therefore be to combine the 'power of the extreme' in small, well-phenotyped cohorts, with targeted follow-up in case-control and population cohorts.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2880448/" 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/PMC2880448/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Walters, R G -- Jacquemont, S -- Valsesia, A -- de Smith, A J -- Martinet, D -- Andersson, J -- Falchi, M -- Chen, F -- Andrieux, J -- Lobbens, S -- Delobel, B -- Stutzmann, F -- El-Sayed Moustafa, J S -- Chevre, J-C -- Lecoeur, C -- Vatin, V -- Bouquillon, S -- Buxton, J L -- Boute, O -- Holder-Espinasse, M -- Cuisset, J-M -- Lemaitre, M-P -- Ambresin, A-E -- Brioschi, A -- Gaillard, M -- Giusti, V -- Fellmann, F -- Ferrarini, A -- Hadjikhani, N -- Campion, D -- Guilmatre, A -- Goldenberg, A -- Calmels, N -- Mandel, J-L -- Le Caignec, C -- David, A -- Isidor, B -- Cordier, M-P -- Dupuis-Girod, S -- Labalme, A -- Sanlaville, D -- Beri-Dexheimer, M -- Jonveaux, P -- Leheup, B -- Ounap, K -- Bochukova, E G -- Henning, E -- Keogh, J -- Ellis, R J -- Macdermot, K D -- van Haelst, M M -- Vincent-Delorme, C -- Plessis, G -- Touraine, R -- Philippe, A -- Malan, V -- Mathieu-Dramard, M -- Chiesa, J -- Blaumeiser, B -- Kooy, R F -- Caiazzo, R -- Pigeyre, M -- Balkau, B -- Sladek, R -- Bergmann, S -- Mooser, V -- Waterworth, D -- Reymond, A -- Vollenweider, P -- Waeber, G -- Kurg, A -- Palta, P -- Esko, T -- Metspalu, A -- Nelis, M -- Elliott, P -- Hartikainen, A-L -- McCarthy, M I -- Peltonen, L -- Carlsson, L -- Jacobson, P -- Sjostrom, L -- Huang, N -- Hurles, M E -- O'Rahilly, S -- Farooqi, I S -- Mannik, K -- Jarvelin, M-R -- Pattou, F -- Meyre, D -- Walley, A J -- Coin, L J M -- Blakemore, A I F -- Froguel, P -- Beckmann, J S -- 077014/Wellcome Trust/United Kingdom -- 079534/Wellcome Trust/United Kingdom -- 082390/Wellcome Trust/United Kingdom -- 089061/Wellcome Trust/United Kingdom -- 1RL1MH083268-01/MH/NIMH NIH HHS/ -- 5R01HL087679-02/HL/NHLBI NIH HHS/ -- 5R01MH63706:02/MH/NIMH NIH HHS/ -- G0500539/Medical Research Council/United Kingdom -- G0600331/Medical Research Council/United Kingdom -- G0600331(77796)/Medical Research Council/United Kingdom -- G0900554/Medical Research Council/United Kingdom -- Wellcome Trust/United Kingdom -- England -- Nature. 2010 Feb 4;463(7281):671-5. doi: 10.1038/nature08727.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Section of Genomic Medicine, Imperial College London, London W12 0NN, UK.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20130649" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Adolescent ; Adult ; Age of Onset ; Aging ; Body Mass Index ; Case-Control Studies ; Child ; *Chromosome Deletion ; Chromosomes, Human, Pair 16/*genetics ; Cognition Disorders/complications/genetics ; Cohort Studies ; Europe ; Female ; Genome-Wide Association Study ; Heterozygote ; Humans ; Inheritance Patterns/genetics ; Male ; Mutation/genetics ; Obesity/complications/*genetics/*physiopathology ; *Penetrance ; Reproducibility of Results ; Sex Characteristics ; Young Adult
    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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  • 2
    Publikationsdatum: 2011-05-27
    Beschreibung: Swine influenza A viruses (SwIV) cause significant economic losses in animal husbandry as well as instances of human disease and occasionally give rise to human pandemics, including that caused by the H1N1/2009 virus. The lack of systematic and longitudinal influenza surveillance in pigs has hampered attempts to reconstruct the origins of this pandemic. Most existing swine data were derived from opportunistic samples collected from diseased pigs in disparate geographical regions, not from prospective studies in defined locations, hence the evolutionary and transmission dynamics of SwIV are poorly understood. Here we quantify the epidemiological, genetic and antigenic dynamics of SwIV in Hong Kong using a data set of more than 650 SwIV isolates and more than 800 swine sera from 12 years of systematic surveillance in this region, supplemented with data stretching back 34 years. Intercontinental virus movement has led to reassortment and lineage replacement, creating an antigenically and genetically diverse virus population whose dynamics are quantitatively different from those previously observed for human influenza viruses. Our findings indicate that increased antigenic drift is associated with reassortment events and offer insights into the emergence of influenza viruses with epidemic potential in swine and humans.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Vijaykrishna, Dhanasekaran -- Smith, Gavin J D -- Pybus, Oliver G -- Zhu, Huachen -- Bhatt, Samir -- Poon, Leo L M -- Riley, Steven -- Bahl, Justin -- Ma, Siu K -- Cheung, Chung L -- Perera, Ranawaka A P M -- Chen, Honglin -- Shortridge, Kennedy F -- Webby, Richard J -- Webster, Robert G -- Guan, Yi -- Peiris, J S Malik -- HHSN26600700005C/PHS HHS/ -- MC_G0902096/Medical Research Council/United Kingdom -- England -- Nature. 2011 May 26;473(7348):519-22. doi: 10.1038/nature10004.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉State Key Laboratory of Emerging Infectious Diseases & Department of Microbiology, Li Ka Shing Faculty of Medicine, The University of Hong Kong, 21 Sassoon Road, Pokfulam, Hong Kong, China.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/21614079" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Birds/virology ; *Evolution, Molecular ; Female ; Hong Kong/epidemiology ; Humans ; Influenza A Virus, H1N1 Subtype/classification/genetics/isolation & ; purification/*physiology ; Influenza in Birds/transmission/virology ; Influenza, Human/epidemiology/transmission/virology ; Male ; Molecular Epidemiology ; Molecular Sequence Data ; Orthomyxoviridae Infections/epidemiology/transmission/*veterinary/virology ; Phylogeny ; Population Surveillance ; Reassortant Viruses/genetics/immunology/isolation & purification/physiology ; Swine/blood/*virology ; Swine Diseases/blood/epidemiology/*transmission/*virology ; Zoonoses/epidemiology/transmission/*virology
    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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  • 3
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    Nature Publishing Group (NPG)
    Publikationsdatum: 2014-08-28
    Beschreibung: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Takeuchi, Tomonori -- Morris, Richard G M -- England -- Nature. 2014 Sep 18;513(7518):323-4. doi: 10.1038/nature13745. Epub 2014 Aug 27.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Centre for Cognitive and Neural Systems, University of Edinburgh, Edinburgh EH8 9JZ, UK.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/25162529" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Female ; Hippocampus/*physiology ; Male ; Memory/*physiology
    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: 2013-12-18
    Beschreibung: Genome-wide association studies (GWAS) have identified several risk variants for late-onset Alzheimer's disease (LOAD). These common variants have replicable but small effects on LOAD risk and generally do not have obvious functional effects. Low-frequency coding variants, not detected by GWAS, are predicted to include functional variants with larger effects on risk. To identify low-frequency coding variants with large effects on LOAD risk, we carried out whole-exome sequencing (WES) in 14 large LOAD families and follow-up analyses of the candidate variants in several large LOAD case-control data sets. A rare variant in PLD3 (phospholipase D3; Val232Met) segregated with disease status in two independent families and doubled risk for Alzheimer's disease in seven independent case-control series with a total of more than 11,000 cases and controls of European descent. Gene-based burden analyses in 4,387 cases and controls of European descent and 302 African American cases and controls, with complete sequence data for PLD3, reveal that several variants in this gene increase risk for Alzheimer's disease in both populations. PLD3 is highly expressed in brain regions that are vulnerable to Alzheimer's disease pathology, including hippocampus and cortex, and is expressed at significantly lower levels in neurons from Alzheimer's disease brains compared to control brains. Overexpression of PLD3 leads to a significant decrease in intracellular amyloid-beta precursor protein (APP) and extracellular Abeta42 and Abeta40 (the 42- and 40-residue isoforms of the amyloid-beta peptide), and knockdown of PLD3 leads to a significant increase in extracellular Abeta42 and Abeta40. Together, our genetic and functional data indicate that carriers of PLD3 coding variants have a twofold increased risk for LOAD and that PLD3 influences APP processing. This study provides an example of how densely affected families may help to identify rare variants with large effects on risk for disease or other complex traits.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4050701/" 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/PMC4050701/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Cruchaga, Carlos -- Karch, Celeste M -- Jin, Sheng Chih -- Benitez, Bruno A -- Cai, Yefei -- Guerreiro, Rita -- Harari, Oscar -- Norton, Joanne -- Budde, John -- Bertelsen, Sarah -- Jeng, Amanda T -- Cooper, Breanna -- Skorupa, Tara -- Carrell, David -- Levitch, Denise -- Hsu, Simon -- Choi, Jiyoon -- Ryten, Mina -- UK Brain Expression Consortium -- Hardy, John -- Trabzuni, Daniah -- Weale, Michael E -- Ramasamy, Adaikalavan -- Smith, Colin -- Sassi, Celeste -- Bras, Jose -- Gibbs, J Raphael -- Hernandez, Dena G -- Lupton, Michelle K -- Powell, John -- Forabosco, Paola -- Ridge, Perry G -- Corcoran, Christopher D -- Tschanz, Joann T -- Norton, Maria C -- Munger, Ronald G -- Schmutz, Cameron -- Leary, Maegan -- Demirci, F Yesim -- Bamne, Mikhil N -- Wang, Xingbin -- Lopez, Oscar L -- Ganguli, Mary -- Medway, Christopher -- Turton, James -- Lord, Jenny -- Braae, Anne -- Barber, Imelda -- Brown, Kristelle -- Alzheimer's Research UK Consortium -- Passmore, Peter -- Craig, David -- Johnston, Janet -- McGuinness, Bernadette -- Todd, Stephen -- Heun, Reinhard -- Kolsch, Heike -- Kehoe, Patrick G -- Hooper, Nigel M -- Vardy, Emma R L C -- Mann, David M -- Pickering-Brown, Stuart -- Kalsheker, Noor -- Lowe, James -- Morgan, Kevin -- David Smith, A -- Wilcock, Gordon -- Warden, Donald -- Holmes, Clive -- Pastor, Pau -- Lorenzo-Betancor, Oswaldo -- Brkanac, Zoran -- Scott, Erick -- Topol, Eric -- Rogaeva, Ekaterina -- Singleton, Andrew B -- Kamboh, M Ilyas -- St George-Hyslop, Peter -- Cairns, Nigel -- Morris, John C -- Kauwe, John S K -- Goate, Alison M -- 081864/Wellcome Trust/United Kingdom -- 089698/Wellcome Trust/United Kingdom -- 089703/Wellcome Trust/United Kingdom -- 100140/Wellcome Trust/United Kingdom -- 1R01AG041797/AG/NIA NIH HHS/ -- 5U24AG026395/AG/NIA NIH HHS/ -- AG005133/AG/NIA NIH HHS/ -- AG023652/AG/NIA NIH HHS/ -- AG030653/AG/NIA NIH HHS/ -- AG041718/AG/NIA NIH HHS/ -- AG07562/AG/NIA NIH HHS/ -- G0802189/Medical Research Council/United Kingdom -- G0802462/Medical Research Council/United Kingdom -- G0901254/Medical Research Council/United Kingdom -- G1100695/Medical Research Council/United Kingdom -- K01 AG046374/AG/NIA NIH HHS/ -- MC_G1000734/Medical Research Council/United Kingdom -- NIH P50 AG05681/AG/NIA NIH HHS/ -- NIH R01039700/PHS HHS/ -- P01 AG003991/AG/NIA NIH HHS/ -- P01 AG026276/AG/NIA NIH HHS/ -- P01 AG03991/AG/NIA NIH HHS/ -- P30 NS069329/NS/NINDS NIH HHS/ -- P30-NS069329/NS/NINDS NIH HHS/ -- P50 AG005133/AG/NIA NIH HHS/ -- P50 AG005681/AG/NIA NIH HHS/ -- R01 AG011380/AG/NIA NIH HHS/ -- R01 AG030653/AG/NIA NIH HHS/ -- R01 AG035083/AG/NIA NIH HHS/ -- R01 AG039700/AG/NIA NIH HHS/ -- R01 AG041718/AG/NIA NIH HHS/ -- R01 AG041797/AG/NIA NIH HHS/ -- R01 AG042611/AG/NIA NIH HHS/ -- R01 AG044546/AG/NIA NIH HHS/ -- R01-AG035083/AG/NIA NIH HHS/ -- R01-AG042611/AG/NIA NIH HHS/ -- R01-AG044546/AG/NIA NIH HHS/ -- R01-AG11380/AG/NIA NIH HHS/ -- R01-AG18712/AG/NIA NIH HHS/ -- R01-AG21136/AG/NIA NIH HHS/ -- R01AG21136/AG/NIA NIH HHS/ -- R25 DA027995/DA/NIDA NIH HHS/ -- U24 AG021886/AG/NIA NIH HHS/ -- U24 AG026395/AG/NIA NIH HHS/ -- U24AG21886/AG/NIA NIH HHS/ -- WT089698/Wellcome Trust/United Kingdom -- ZIA AG000950-11/Intramural NIH HHS/ -- ZO1 AG000950-10/AG/NIA NIH HHS/ -- ZO1AG000950-11/AG/NIA NIH HHS/ -- Canadian Institutes of Health Research/Canada -- England -- Nature. 2014 Jan 23;505(7484):550-4. doi: 10.1038/nature12825. Epub 2013 Dec 11.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉1] Department of Psychiatry, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2] Hope Center Program on Protein Aggregation and Neurodegeneration, Washington University 425 South Euclid Avenue, St. Louis, Missouri 63110, USA. ; 1] Department of Psychiatry, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2] Hope Center Program on Protein Aggregation and Neurodegeneration, Washington University 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [3]. ; 1] Department of Psychiatry, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2]. ; Department of Psychiatry, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA. ; 1] Department of Molecular Neuroscience, UCL Institute of Neurology, Queen Square, London WC1N 3BG, UK [2] Laboratory of Neurogenetics, National Institute on Aging, National Institutes of Health, Building 35 Room 1A1014, 35 Lincoln Drive, Bethesda, Maryland 20892, USA. ; Department of Molecular Neuroscience, UCL Institute of Neurology, Queen Square, London WC1N 3BG, UK. ; Department of Medical and Molecular Genetics, King's College London, 16 De Crespigny Park, London SE5 8AF UK. ; MRC Sudden Death Brain Bank Project, University of Edinburgh, South Bridge, Edinburgh EH8 9YL UK. ; 1] Institute of Psychiatry, King's College London, 16 De Crespigny Park, London SE5 8AF, UK [2] Neuroimaging Genetics, QIMR Berghofer Medical Research Institute, 300 Herston Road, Herston, Queensland 4006, Australia. ; Institute of Psychiatry, King's College London, 16 De Crespigny Park, London SE5 8AF, UK. ; Istituto di Genetica delle Popolazioni - CNR, Trav. La Crucca, 3 - Reg. Baldinca - 07100 Li Punti, Sassari, Italy. ; Department of Biology, Brigham Young University, Provo, Utah 84602, USA. ; 1] Department of Mathematics and Statistics, Utah State University, Logan, Utah 84322, USA [2] Center for Epidemiologic Studies, Utah State University, Logan, Utah 84322, USA. ; 1] Center for Epidemiologic Studies, Utah State University, Logan, Utah 84322, USA [2] Department of Psychology, Utah State University, Logan, Utah 84322, USA. ; 1] Center for Epidemiologic Studies, Utah State University, Logan, Utah 84322, USA [2] Department of Psychology, Utah State University, Logan, Utah 84322, USA [3] Department of Family Consumer and Human Development, Utah State University, Logan, Utah 84322, USA. ; 1] Department of Family Consumer and Human Development, Utah State University, Logan, Utah 84322, USA [2] Department of Nutrition, Dietetics, and Food Sciences, Utah State University, Logan, Utah 84322, USA. ; Department of Human Genetics, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA. ; 1] Alzheimer's Disease Research Center, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA [2] Department of Neurology, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA. ; Department of Psychiatry, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA. ; Human Genetics, School of Molecular Medical Sciences, University of Nottingham, Queen's Medical Centre, Nottingham NG7 2UH, UK. ; Queen's University Belfast, University Road, Belfast BT7 1NN, UK. ; Royal Derby Hospital, Uttoxeter Road, Derby, DE22 3NE, UK. ; University of Bonn, Regina-Pacis-Weg 3, 53113 Bonn, Germany. ; University of Bristol, Tyndall Avenue, Bristol, City of Bristol BS8 1TH, UK. ; University of Leeds, Woodhouse Lane, Leeds, West Yorkshire LS2 9JT, UK. ; University of Newcastle, Newcastle upon Tyne, Tyne and Wear NE1 7RU, UK. ; University of Manchester, Oxford Road, Manchester, Greater Manchester M13 9PL, UK. ; University of Oxford (OPTIMA), Wellington Square, Oxford OX1 2JD, UK. ; 1] Neurogenetics Laboratory, Division of Neurosciences, Center for Applied Medical Research, University of Navarra, Avenida Pio XII, 55. 31008 Pamplona, Navarra, Spain [2] Department of Neurology, Clinica Universidad de Navarra, School of Medicine, University of Navarra Avenida Pio XII, 36. 31008 Pamplona, Spain [3] CIBERNED, Centro de Investigacion Biomedica en Red de Enfermedades Neurodegenerativas, Instituto de Salud Carlos III, Spain. ; Neurogenetics Laboratory, Division of Neurosciences, Center for Applied Medical Research, University of Navarra, Avenida Pio XII, 55. 31008 Pamplona, Navarra, Spain. ; University of Washington, 325 Ninth Avenue, Seattle, Washington 98104-2499, USA. ; The Scripps Research Institute, La Jolla, California 3344 North Torrey Pines Court, La Jolla, California 92037, USA. ; Tanz Centre for Research in Neurodegenerative Diseases, University of Toronto, 60 Leonard Avenue, Toronto, Ontario M5T 2S8, Canada. ; Laboratory of Neurogenetics, National Institute on Aging, National Institutes of Health, Building 35 Room 1A1014, 35 Lincoln Drive, Bethesda, Maryland 20892, USA. ; 1] Department of Human Genetics, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA [2] Alzheimer's Disease Research Center, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA [3] Department of Neurology, University of Pittsburgh, 130 Desoto Street, Pittsburgh, Pennsylvania 15261, USA. ; 1] Tanz Centre for Research in Neurodegenerative Diseases, University of Toronto, 60 Leonard Avenue, Toronto, Ontario M5T 2S8, Canada [2] Cambridge Institute for Medical Research, and the Department of Clinical Neurosciences, University of Cambridge, Hills Road, Cambridge CB2 0XY, UK. ; 1] Hope Center Program on Protein Aggregation and Neurodegeneration, Washington University 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2] Pathology and Immunology, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA. ; 1] Pathology and Immunology, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2] Department of Neurology, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [3] Knight ADRC, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA. ; 1] Department of Psychiatry, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [2] Hope Center Program on Protein Aggregation and Neurodegeneration, Washington University 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [3] Department of Neurology, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [4] Knight ADRC, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA [5] Department of Genetics, Washington University, 425 South Euclid Avenue, St. Louis, Missouri 63110, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24336208" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): African Americans/genetics ; Age of Onset ; Aged ; Aged, 80 and over ; Alzheimer Disease/*genetics/metabolism ; Amyloid beta-Peptides/metabolism ; Amyloid beta-Protein Precursor/metabolism ; Brain/metabolism ; Case-Control Studies ; Europe/ethnology ; Exome/genetics ; Female ; Genetic Predisposition to Disease/*genetics ; Genetic Variation/*genetics ; Humans ; Male ; Peptide Fragments/metabolism ; Phospholipase D/deficiency/*genetics/metabolism ; Protein Processing, Post-Translational/genetics ; Proteolysis
    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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  • 5
    Publikationsdatum: 2011-09-02
    Beschreibung: Both obesity and being underweight have been associated with increased mortality. Underweight, defined as a body mass index (BMI) 〈/= 18.5 kg per m(2) in adults and 〈/= -2 standard deviations from the mean in children, is the main sign of a series of heterogeneous clinical conditions including failure to thrive, feeding and eating disorder and/or anorexia nervosa. In contrast to obesity, few genetic variants underlying these clinical conditions have been reported. We previously showed that hemizygosity of a approximately 600-kilobase (kb) region on the short arm of chromosome 16 causes a highly penetrant form of obesity that is often associated with hyperphagia and intellectual disabilities. Here we show that the corresponding reciprocal duplication is associated with being underweight. We identified 138 duplication carriers (including 132 novel cases and 108 unrelated carriers) from individuals clinically referred for developmental or intellectual disabilities (DD/ID) or psychiatric disorders, or recruited from population-based cohorts. These carriers show significantly reduced postnatal weight and BMI. Half of the boys younger than five years are underweight with a probable diagnosis of failure to thrive, whereas adult duplication carriers have an 8.3-fold increased risk of being clinically underweight. We observe a trend towards increased severity in males, as well as a depletion of male carriers among non-medically ascertained cases. These features are associated with an unusually high frequency of selective and restrictive eating behaviours and a significant reduction in head circumference. Each of the observed phenotypes is the converse of one reported in carriers of deletions at this locus. The phenotypes correlate with changes in transcript levels for genes mapping within the duplication but not in flanking regions. The reciprocal impact of these 16p11.2 copy-number variants indicates that severe obesity and being underweight could have mirror aetiologies, possibly through contrasting effects on energy balance.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3637175/" 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/PMC3637175/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Jacquemont, Sebastien -- Reymond, Alexandre -- Zufferey, Flore -- Harewood, Louise -- Walters, Robin G -- Kutalik, Zoltan -- Martinet, Danielle -- Shen, Yiping -- Valsesia, Armand -- Beckmann, Noam D -- Thorleifsson, Gudmar -- Belfiore, Marco -- Bouquillon, Sonia -- Campion, Dominique -- de Leeuw, Nicole -- de Vries, Bert B A -- Esko, Tonu -- Fernandez, Bridget A -- Fernandez-Aranda, Fernando -- Fernandez-Real, Jose Manuel -- Gratacos, Monica -- Guilmatre, Audrey -- Hoyer, Juliane -- Jarvelin, Marjo-Riitta -- Kooy, R Frank -- Kurg, Ants -- Le Caignec, Cedric -- Mannik, Katrin -- Platt, Orah S -- Sanlaville, Damien -- Van Haelst, Mieke M -- Villatoro Gomez, Sergi -- Walha, Faida -- Wu, Bai-Lin -- Yu, Yongguo -- Aboura, Azzedine -- Addor, Marie-Claude -- Alembik, Yves -- Antonarakis, Stylianos E -- Arveiler, Benoit -- Barth, Magalie -- Bednarek, Nathalie -- Bena, Frederique -- Bergmann, Sven -- Beri, Mylene -- Bernardini, Laura -- Blaumeiser, Bettina -- Bonneau, Dominique -- Bottani, Armand -- Boute, Odile -- Brunner, Han G -- Cailley, Dorothee -- Callier, Patrick -- Chiesa, Jean -- Chrast, Jacqueline -- Coin, Lachlan -- Coutton, Charles -- Cuisset, Jean-Marie -- Cuvellier, Jean-Christophe -- David, Albert -- de Freminville, Benedicte -- Delobel, Bruno -- Delrue, Marie-Ange -- Demeer, Benedicte -- Descamps, Dominique -- Didelot, Gerard -- Dieterich, Klaus -- Disciglio, Vittoria -- Doco-Fenzy, Martine -- Drunat, Severine -- Duban-Bedu, Benedicte -- Dubourg, Christele -- El-Sayed Moustafa, Julia S -- Elliott, Paul -- Faas, Brigitte H W -- Faivre, Laurence -- Faudet, Anne -- Fellmann, Florence -- Ferrarini, Alessandra -- Fisher, Richard -- Flori, Elisabeth -- Forer, Lukas -- Gaillard, Dominique -- Gerard, Marion -- Gieger, Christian -- Gimelli, Stefania -- Gimelli, Giorgio -- Grabe, Hans J -- Guichet, Agnes -- Guillin, Olivier -- Hartikainen, Anna-Liisa -- Heron, Delphine -- Hippolyte, Loyse -- Holder, Muriel -- Homuth, Georg -- Isidor, Bertrand -- Jaillard, Sylvie -- Jaros, Zdenek -- Jimenez-Murcia, Susana -- Helas, Geraldine Joly -- Jonveaux, Philippe -- Kaksonen, Satu -- Keren, Boris -- Kloss-Brandstatter, Anita -- Knoers, Nine V A M -- Koolen, David A -- Kroisel, Peter M -- Kronenberg, Florian -- Labalme, Audrey -- Landais, Emilie -- Lapi, Elisabetta -- Layet, Valerie -- Legallic, Solenn -- Leheup, Bruno -- Leube, Barbara -- Lewis, Suzanne -- Lucas, Josette -- MacDermot, Kay D -- Magnusson, Pall -- Marshall, Christian -- Mathieu-Dramard, Michele -- McCarthy, Mark I -- Meitinger, Thomas -- Mencarelli, Maria Antonietta -- Merla, Giuseppe -- Moerman, Alexandre -- Mooser, Vincent -- Morice-Picard, Fanny -- Mucciolo, Mafalda -- Nauck, Matthias -- Ndiaye, Ndeye Coumba -- Nordgren, Ann -- Pasquier, Laurent -- Petit, Florence -- Pfundt, Rolph -- Plessis, Ghislaine -- Rajcan-Separovic, Evica -- Ramelli, Gian Paolo -- Rauch, Anita -- Ravazzolo, Roberto -- Reis, Andre -- Renieri, Alessandra -- Richart, Cristobal -- Ried, Janina S -- Rieubland, Claudine -- Roberts, Wendy -- Roetzer, Katharina M -- Rooryck, Caroline -- Rossi, Massimiliano -- Saemundsen, Evald -- Satre, Veronique -- Schurmann, Claudia -- Sigurdsson, Engilbert -- Stavropoulos, Dimitri J -- Stefansson, Hreinn -- Tengstrom, Carola -- Thorsteinsdottir, Unnur -- Tinahones, Francisco J -- Touraine, Renaud -- Vallee, Louis -- van Binsbergen, Ellen -- Van der Aa, Nathalie -- Vincent-Delorme, Catherine -- Visvikis-Siest, Sophie -- Vollenweider, Peter -- Volzke, Henry -- Vulto-van Silfhout, Anneke T -- Waeber, Gerard -- Wallgren-Pettersson, Carina -- Witwicki, Robert M -- Zwolinksi, Simon -- Andrieux, Joris -- Estivill, Xavier -- Gusella, James F -- Gustafsson, Omar -- Metspalu, Andres -- Scherer, Stephen W -- Stefansson, Kari -- Blakemore, Alexandra I F -- Beckmann, Jacques S -- Froguel, Philippe -- 090532/Wellcome Trust/United Kingdom -- 1RL1MH083268-01/MH/NIMH NIH HHS/ -- 5R01HL087679-02/HL/NHLBI NIH HHS/ -- 5R01MH63706:02/MH/NIMH NIH HHS/ -- AS2173/Autism Speaks/ -- G0500539/Medical Research Council/United Kingdom -- G0600705/Medical Research Council/United Kingdom -- G0801056/Medical Research Council/United Kingdom -- GM061354/GM/NIGMS NIH HHS/ -- MH071425/MH/NIMH NIH HHS/ -- MOP 74502/Canadian Institutes of Health Research/Canada -- Wellcome Trust/United Kingdom -- England -- Nature. 2011 Aug 31;478(7367):97-102. doi: 10.1038/nature10406.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Service of Medical Genetics, Centre Hospitalier Universitaire Vaudois, 1011 Lausanne, Switzerland.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/21881559" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Adolescent ; Adult ; Aged ; Aging ; Body Height/genetics ; *Body Mass Index ; Case-Control Studies ; Child ; Child, Preschool ; Chromosomes, Human, Pair 16/*genetics ; Cohort Studies ; Comparative Genomic Hybridization ; Developmental Disabilities/genetics ; Energy Metabolism/genetics ; Europe ; Female ; Gene Dosage/*genetics ; Gene Duplication/genetics ; Gene Expression Profiling ; Genetic Predisposition to Disease/genetics ; Genome-Wide Association Study ; Head/anatomy & histology ; Heterozygote ; Humans ; Infant ; Infant, Newborn ; Male ; Mental Disorders/genetics ; Middle Aged ; Mutation/genetics ; North America ; Obesity/*genetics ; *Phenotype ; RNA, Messenger/analysis/genetics ; Sequence Deletion/genetics ; Thinness/*genetics ; Transcription, Genetic ; Young Adult
    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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  • 6
    Publikationsdatum: 2011-07-22
    Beschreibung: Recombination, together with mutation, gives rise to genetic variation in populations. Here we leverage the recent mixture of people of African and European ancestry in the Americas to build a genetic map measuring the probability of crossing over at each position in the genome, based on about 2.1 million crossovers in 30,000 unrelated African Americans. At intervals of more than three megabases it is nearly identical to a map built in Europeans. At finer scales it differs significantly, and we identify about 2,500 recombination hotspots that are active in people of West African ancestry but nearly inactive in Europeans. The probability of a crossover at these hotspots is almost fully controlled by the alleles an individual carries at PRDM9 (P value 〈 10(-245)). We identify a 17-base-pair DNA sequence motif that is enriched in these hotspots, and is an excellent match to the predicted binding target of PRDM9 alleles common in West Africans and rare in Europeans. Sites of this motif are predicted to be risk loci for disease-causing genomic rearrangements in individuals carrying these alleles. More generally, this map provides a resource for research in human genetic variation and evolution.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3154982/" 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/PMC3154982/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hinch, Anjali G -- Tandon, Arti -- Patterson, Nick -- Song, Yunli -- Rohland, Nadin -- Palmer, Cameron D -- Chen, Gary K -- Wang, Kai -- Buxbaum, Sarah G -- Akylbekova, Ermeg L -- Aldrich, Melinda C -- Ambrosone, Christine B -- Amos, Christopher -- Bandera, Elisa V -- Berndt, Sonja I -- Bernstein, Leslie -- Blot, William J -- Bock, Cathryn H -- Boerwinkle, Eric -- Cai, Qiuyin -- Caporaso, Neil -- Casey, Graham -- Cupples, L Adrienne -- Deming, Sandra L -- Diver, W Ryan -- Divers, Jasmin -- Fornage, Myriam -- Gillanders, Elizabeth M -- Glessner, Joseph -- Harris, Curtis C -- Hu, Jennifer J -- Ingles, Sue A -- Isaacs, William -- John, Esther M -- Kao, W H Linda -- Keating, Brendan -- Kittles, Rick A -- Kolonel, Laurence N -- Larkin, Emma -- Le Marchand, Loic -- McNeill, Lorna H -- Millikan, Robert C -- Murphy, Adam -- Musani, Solomon -- Neslund-Dudas, Christine -- Nyante, Sarah -- Papanicolaou, George J -- Press, Michael F -- Psaty, Bruce M -- Reiner, Alex P -- Rich, Stephen S -- Rodriguez-Gil, Jorge L -- Rotter, Jerome I -- Rybicki, Benjamin A -- Schwartz, Ann G -- Signorello, Lisa B -- Spitz, Margaret -- Strom, Sara S -- Thun, Michael J -- Tucker, Margaret A -- Wang, Zhaoming -- Wiencke, John K -- Witte, John S -- Wrensch, Margaret -- Wu, Xifeng -- Yamamura, Yuko -- Zanetti, Krista A -- Zheng, Wei -- Ziegler, Regina G -- Zhu, Xiaofeng -- Redline, Susan -- Hirschhorn, Joel N -- Henderson, Brian E -- Taylor, Herman A Jr -- Price, Alkes L -- Hakonarson, Hakon -- Chanock, Stephen J -- Haiman, Christopher A -- Wilson, James G -- Reich, David -- Myers, Simon R -- 090532/Wellcome Trust/United Kingdom -- CA060691/CA/NCI NIH HHS/ -- CA092447/CA/NCI NIH HHS/ -- CA100374/CA/NCI NIH HHS/ -- CA100598/CA/NCI NIH HHS/ -- CA1116460/CA/NCI NIH HHS/ -- CA1116460S1/CA/NCI NIH HHS/ -- CA121197/CA/NCI NIH HHS/ -- CA121197S2/CA/NCI NIH HHS/ -- CA127219/CA/NCI NIH HHS/ -- CA1326792/CA/NCI NIH HHS/ -- CA140388/CA/NCI NIH HHS/ -- CA141716/CA/NCI NIH HHS/ -- CA148085/CA/NCI NIH HHS/ -- CA148127/CA/NCI NIH HHS/ -- CA22453/CA/NCI NIH HHS/ -- CA54281/CA/NCI NIH HHS/ -- CA55769/CA/NCI NIH HHS/ -- CA58223/CA/NCI NIH HHS/ -- CA63464/CA/NCI NIH HHS/ -- CA68485/CA/NCI NIH HHS/ -- CA68578/CA/NCI NIH HHS/ -- CA77305/CA/NCI NIH HHS/ -- CA87895/CA/NCI NIH HHS/ -- CA88164/CA/NCI NIH HHS/ -- ES007784/ES/NIEHS NIH HHS/ -- ES011126/ES/NIEHS NIH HHS/ -- ES06717/ES/NIEHS NIH HHS/ -- ES10126/ES/NIEHS NIH HHS/ -- GM08016/GM/NIGMS NIH HHS/ -- GM091332/GM/NIGMS NIH HHS/ -- HD33175/HD/NICHD NIH HHS/ -- HG004726/HG/NHGRI NIH HHS/ -- HHSN268200960009C/PHS HHS/ -- HL084107/HL/NHLBI NIH HHS/ -- N01-HC-65226/HC/NHLBI NIH HHS/ -- P30 ES010126/ES/NIEHS NIH HHS/ -- R01 CA052689/CA/NCI NIH HHS/ -- R01 CA092447/CA/NCI NIH HHS/ -- R01 HG006399/HG/NHGRI NIH HHS/ -- R01 HL084107-04/HL/NHLBI NIH HHS/ -- R01-CA73629/CA/NCI NIH HHS/ -- U01 HG004168/HG/NHGRI NIH HHS/ -- U01 HG004168-03/HG/NHGRI NIH HHS/ -- Intramural NIH HHS/ -- Wellcome Trust/United Kingdom -- England -- Nature. 2011 Jul 20;476(7359):170-5. doi: 10.1038/nature10336.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Wellcome Trust Centre for Human Genetics, Oxford University, Roosevelt Drive, Oxford OX3 7BN, UK.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/21775986" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Africa, Western/ethnology ; African Americans/*genetics ; Alleles ; Amino Acid Motifs ; Base Sequence ; Chromosome Mapping ; Crossing Over, Genetic/*genetics ; Europe/ethnology ; European Continental Ancestry Group/genetics ; Evolution, Molecular ; Female ; Gene Frequency ; Genetics, Population ; Genome, Human/*genetics ; Genomics ; Haplotypes/genetics ; Histone-Lysine N-Methyltransferase/chemistry/genetics/metabolism ; Humans ; Male ; Molecular Sequence Data ; Pedigree ; Polymorphism, Single Nucleotide/genetics ; Probability
    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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  • 7
    Publikationsdatum: 2013-01-29
    Beschreibung: The Wnt target gene Lgr5 (leucine-rich-repeat-containing G-protein-coupled receptor 5) marks actively dividing stem cells in Wnt-driven, self-renewing tissues such as small intestine and colon, stomach and hair follicles. A three-dimensional culture system allows long-term clonal expansion of single Lgr5(+) stem cells into transplantable organoids (budding cysts) that retain many characteristics of the original epithelial architecture. A crucial component of the culture medium is the Wnt agonist RSPO1, the recently discovered ligand of LGR5. Here we show that Lgr5-lacZ is not expressed in healthy adult liver, however, small Lgr5-LacZ(+) cells appear near bile ducts upon damage, coinciding with robust activation of Wnt signalling. As shown by mouse lineage tracing using a new Lgr5-IRES-creERT2 knock-in allele, damage-induced Lgr5(+) cells generate hepatocytes and bile ducts in vivo. Single Lgr5(+) cells from damaged mouse liver can be clonally expanded as organoids in Rspo1-based culture medium over several months. Such clonal organoids can be induced to differentiate in vitro and to generate functional hepatocytes upon transplantation into Fah(-/-) mice. These findings indicate that previous observations concerning Lgr5(+) stem cells in actively self-renewing tissues can also be extended to damage-induced stem cells in a tissue with a low rate of spontaneous proliferation.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3634804/" 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/PMC3634804/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Huch, Meritxell -- Dorrell, Craig -- Boj, Sylvia F -- van Es, Johan H -- Li, Vivian S W -- van de Wetering, Marc -- Sato, Toshiro -- Hamer, Karien -- Sasaki, Nobuo -- Finegold, Milton J -- Haft, Annelise -- Vries, Robert G -- Grompe, Markus -- Clevers, Hans -- 104151/Wellcome Trust/United Kingdom -- P30 DK056338/DK/NIDDK NIH HHS/ -- R01 DK051592/DK/NIDDK NIH HHS/ -- England -- Nature. 2013 Feb 14;494(7436):247-50. doi: 10.1038/nature11826. Epub 2013 Jan 27.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Hubrecht Institute for Developmental Biology and Stem Cell Research, University Medical Centre Utrecht, Netherlands.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23354049" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Alleles ; Animals ; Bile Ducts/cytology/metabolism ; Cell Lineage ; Clone Cells/cytology/metabolism ; Culture Media/chemistry/metabolism ; Disease Models, Animal ; Female ; Gene Knock-In Techniques ; Hepatocytes/*cytology/*metabolism/pathology ; Hydrolases/deficiency/genetics ; Liver/cytology/metabolism/pathology ; Liver Diseases/metabolism/pathology ; Male ; Mice ; Multipotent Stem Cells/cytology/metabolism ; Organoids/cytology/transplantation ; Receptors, G-Protein-Coupled/agonists/deficiency/genetics/*metabolism ; *Regeneration ; Stem Cells/*cytology/*metabolism ; Thrombospondins/deficiency/genetics/metabolism ; Tyrosinemias/metabolism/pathology ; *Wnt Signaling Pathway
    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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  • 8
    Publikationsdatum: 2013-05-15
    Beschreibung: Macropinocytosis is a highly conserved endocytic process by which extracellular fluid and its contents are internalized into cells through large, heterogeneous vesicles known as macropinosomes. Oncogenic Ras proteins have been shown to stimulate macropinocytosis but the functional contribution of this uptake mechanism to the transformed phenotype remains unknown. Here we show that Ras-transformed cells use macropinocytosis to transport extracellular protein into the cell. The internalized protein undergoes proteolytic degradation, yielding amino acids including glutamine that can enter central carbon metabolism. Accordingly, the dependence of Ras-transformed cells on free extracellular glutamine for growth can be suppressed by the macropinocytic uptake of protein. Consistent with macropinocytosis representing an important route of nutrient uptake in tumours, its pharmacological inhibition compromises the growth of Ras-transformed pancreatic tumour xenografts. These results identify macropinocytosis as a mechanism by which cancer cells support their unique metabolic needs and point to the possible exploitation of this process in the design of anticancer therapies.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3810415/" 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/PMC3810415/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Commisso, Cosimo -- Davidson, Shawn M -- Soydaner-Azeloglu, Rengin G -- Parker, Seth J -- Kamphorst, Jurre J -- Hackett, Sean -- Grabocka, Elda -- Nofal, Michel -- Drebin, Jeffrey A -- Thompson, Craig B -- Rabinowitz, Joshua D -- Metallo, Christian M -- Vander Heiden, Matthew G -- Bar-Sagi, Dafna -- 5 P30CA016087-32/CA/NCI NIH HHS/ -- P01 CA104838/CA/NCI NIH HHS/ -- P01 CA117969/CA/NCI NIH HHS/ -- P01-CA117969/CA/NCI NIH HHS/ -- P30 CA014051/CA/NCI NIH HHS/ -- P30-CA14051-39/CA/NCI NIH HHS/ -- R01 CA055360/CA/NCI NIH HHS/ -- R01 CA105463/CA/NCI NIH HHS/ -- R01 CA163591/CA/NCI NIH HHS/ -- R01CA055360/CA/NCI NIH HHS/ -- Canadian Institutes of Health Research/Canada -- England -- Nature. 2013 May 30;497(7451):633-7. doi: 10.1038/nature12138. Epub 2013 May 12.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biochemistry and Molecular Pharmacology, New York University School of Medicine, New York, New York 10016, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23665962" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Amino Acids/*metabolism ; Animals ; Biological Transport ; Carbon/metabolism ; Cell Line, Transformed ; Cell Line, Tumor ; Cell Proliferation ; *Cell Transformation, Neoplastic/genetics ; Disease Models, Animal ; Female ; Glutamine/metabolism ; Mice ; Mice, Nude ; NIH 3T3 Cells ; Oncogene Protein p21(ras)/genetics/*metabolism ; Pancreatic Neoplasms/genetics/*metabolism/*pathology ; *Pinocytosis ; Proteolysis
    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: 2014-08-01
    Beschreibung: Haematopoiesis is a developmental cascade that generates all blood cell lineages in health and disease. This process relies on quiescent haematopoietic stem cells capable of differentiating, self renewing and expanding upon physiological demand. However, the mechanisms that regulate haematopoietic stem cell homeostasis and function remain largely unknown. Here we show that the neurotrophic factor receptor RET (rearranged during transfection) drives haematopoietic stem cell survival, expansion and function. We find that haematopoietic stem cells express RET and that its neurotrophic factor partners are produced in the haematopoietic stem cell environment. Ablation of Ret leads to impaired survival and reduced numbers of haematopoietic stem cells with normal differentiation potential, but loss of cell-autonomous stress response and reconstitution potential. Strikingly, RET signals provide haematopoietic stem cells with critical Bcl2 and Bcl2l1 surviving cues, downstream of p38 mitogen-activated protein (MAP) kinase and cyclic-AMP-response element binding protein (CREB) activation. Accordingly, enforced expression of RET downstream targets, Bcl2 or Bcl2l1, is sufficient to restore the activity of Ret null progenitors in vivo. Activation of RET results in improved haematopoietic stem cell survival, expansion and in vivo transplantation efficiency. Remarkably, human cord-blood progenitor expansion and transplantation is also improved by neurotrophic factors, opening the way for exploration of RET agonists in human haematopoietic stem cell transplantation. Our work shows that neurotrophic factors are novel components of the haematopoietic stem cell microenvironment, revealing that haematopoietic stem cells and neurons are regulated by similar signals.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fonseca-Pereira, Diogo -- Arroz-Madeira, Silvia -- Rodrigues-Campos, Mariana -- Barbosa, Ines A M -- Domingues, Rita G -- Bento, Teresa -- Almeida, Afonso R M -- Ribeiro, Helder -- Potocnik, Alexandre J -- Enomoto, Hideki -- Veiga-Fernandes, Henrique -- England -- Nature. 2014 Oct 2;514(7520):98-101. doi: 10.1038/nature13498. Epub 2014 Jul 27.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉1] Instituto de Medicina Molecular, Faculdade de Medicina de Lisboa, Avenida Professor Egas Moniz, Edificio Egas Moniz, 1649-028 Lisboa, Portugal [2]. ; Instituto de Medicina Molecular, Faculdade de Medicina de Lisboa, Avenida Professor Egas Moniz, Edificio Egas Moniz, 1649-028 Lisboa, Portugal. ; 1] Division of Molecular Immunology, MRC National Institute for Medical Research, The Ridgeway, Mill Hill, London NW7 1AA, UK [2] Institute of Immunology and Infection Research, University of Edinburgh, West Mains Road, Edinburgh EH9 3JT, UK. ; 1] Laboratory for Neuronal Differentiation and Regeneration, RIKEN Center for Developmental Biology, Kobe 650-0047, Japan [2] Graduate School of Medicine, Kobe University7-5-1 Kusunoki-cho, Chuo-ku, Kobe City, Hyogo 650-0017, Japan.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/25079320" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Cell Survival ; Cyclic AMP Response Element-Binding Protein/metabolism ; Enzyme Activation ; Female ; Hematopoiesis ; Hematopoietic Stem Cell Transplantation ; Hematopoietic Stem Cells/*cytology/*metabolism ; Humans ; Male ; Mice ; Mice, Inbred C57BL ; Nerve Growth Factors/*metabolism ; Proto-Oncogene Proteins c-bcl-2/metabolism ; Proto-Oncogene Proteins c-ret/deficiency/genetics/*metabolism ; Signal Transduction ; Stem Cell Niche ; bcl-X Protein/metabolism ; p38 Mitogen-Activated Protein Kinases/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: 2014-03-29
    Beschreibung: The impact of nutritional status during fetal life on the overall health of adults has been recognized; however, dietary effects on the developing immune system are largely unknown. Development of secondary lymphoid organs occurs during embryogenesis and is considered to be developmentally programmed. Secondary lymphoid organ formation depends on a subset of type 3 innate lymphoid cells (ILC3) named lymphoid tissue inducer (LTi) cells. Here we show that mouse fetal ILC3s are controlled by cell-autonomous retinoic acid (RA) signalling in utero, which pre-sets the immune fitness in adulthood. We found that embryonic lymphoid organs contain ILC progenitors that differentiate locally into mature LTi cells. Local LTi cell differentiation was controlled by maternal retinoid intake and fetal RA signalling acting in a haematopoietic cell-autonomous manner. RA controlled LTi cell maturation upstream of the transcription factor RORgammat. Accordingly, enforced expression of Rorgt restored maturation of LTi cells with impaired RA signalling, whereas RA receptors directly regulated the Rorgt locus. Finally, we established that maternal levels of dietary retinoids control the size of secondary lymphoid organs and the efficiency of immune responses in the adult offspring. Our results reveal a molecular link between maternal nutrients and the formation of immune structures required for resistance to infection in the offspring.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉van de Pavert, Serge A -- Ferreira, Manuela -- Domingues, Rita G -- Ribeiro, Helder -- Molenaar, Rosalie -- Moreira-Santos, Lara -- Almeida, Francisca F -- Ibiza, Sales -- Barbosa, Ines -- Goverse, Gera -- Labao-Almeida, Carlos -- Godinho-Silva, Cristina -- Konijn, Tanja -- Schooneman, Dennis -- O'Toole, Tom -- Mizee, Mark R -- Habani, Yasmin -- Haak, Esther -- Santori, Fabio R -- Littman, Dan R -- Schulte-Merker, Stefan -- Dzierzak, Elaine -- Simas, J Pedro -- Mebius, Reina E -- Veiga-Fernandes, Henrique -- R01 AI080885/AI/NIAID NIH HHS/ -- R01AI080885/AI/NIAID NIH HHS/ -- Howard Hughes Medical Institute/ -- England -- Nature. 2014 Apr 3;508(7494):123-7. doi: 10.1038/nature13158. Epub 2014 Mar 19.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉1] Department of Molecular Cell Biology and Immunology, VU University Medical Center, van der Boechorststraat 7, 1081BT Amsterdam, The Netherlands [2] Hubrecht Institute-KNAW (Royal Netherlands Academy of Arts and Sciences) and University Medical Center Utrecht, 3584 CT Utrecht, Netherlands. [3]. ; 1] Instituto de Medicina Molecular, Faculdade de Medicina de Lisboa, Av. Prof. Egas Moniz, Edificio Egas Moniz, 1649-028 Lisboa, Portugal [2]. ; Instituto de Medicina Molecular, Faculdade de Medicina de Lisboa, Av. Prof. Egas Moniz, Edificio Egas Moniz, 1649-028 Lisboa, Portugal. ; Department of Molecular Cell Biology and Immunology, VU University Medical Center, van der Boechorststraat 7, 1081BT Amsterdam, The Netherlands. ; Erasmus Stem Cell Institute, Department of Cell Biology, Erasmus Medical Center, 3000 CA Rotterdam, The Netherlands. ; Howard Hughes Medical Institute, Molecular Pathogenesis Program, Skirball Institute of Biomolecular Medicine, New York University School of Medicine, New York, New York 10016, USA. ; Hubrecht Institute-KNAW (Royal Netherlands Academy of Arts and Sciences) and University Medical Center Utrecht, 3584 CT Utrecht, Netherlands. ; 1] Department of Molecular Cell Biology and Immunology, VU University Medical Center, van der Boechorststraat 7, 1081BT Amsterdam, The Netherlands [2].〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24670648" target="_blank"〉PubMed〈/a〉
    Schlagwort(e): Animals ; Cell Differentiation/drug effects/immunology ; Diet ; Female ; Fetus/drug effects/*immunology ; Immunity, Innate/drug effects/*immunology ; Lymphoid Tissue/cytology/drug effects/embryology/immunology ; Mice ; Mice, Inbred C57BL ; Pregnancy ; Prenatal Exposure Delayed Effects/*immunology ; Receptors, Retinoic Acid/metabolism ; Signal Transduction/drug effects ; Stem Cells/cytology/drug effects/immunology ; Tretinoin/administration & dosage/*immunology/metabolism/*pharmacology
    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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