2001
Uncoupling Protein-2 Negatively Regulates Insulin Secretion and Is a Major Link between Obesity, β Cell Dysfunction, and Type 2 Diabetes
Zhang C, Baffy G, Perret P, Krauss S, Peroni O, Grujic D, Hagen T, Vidal-Puig A, Boss O, Kim Y, Zheng X, Wheeler M, Shulman G, Chan C, Lowell B. Uncoupling Protein-2 Negatively Regulates Insulin Secretion and Is a Major Link between Obesity, β Cell Dysfunction, and Type 2 Diabetes. Cell 2001, 105: 745-755. PMID: 11440717, DOI: 10.1016/s0092-8674(01)00378-6.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsBlood GlucoseBody WeightDiabetes MellitusDiabetes Mellitus, Type 2Disease Models, AnimalGene TargetingHomeostasisHumansHyperglycemiaInsulinInsulin SecretionIon ChannelsIslets of LangerhansMaleMembrane Transport ProteinsMiceMice, KnockoutMice, ObeseMitochondrial ProteinsModels, BiologicalObesityProteinsRNA, MessengerThermogenesisUncoupling AgentsUncoupling Protein 2ConceptsOb/ob miceInsulin secretionOb miceCell dysfunctionFirst-phase insulin secretionIslet ATP levelsGlucose-stimulated insulin secretionLevel of glycemiaSerum insulin levelsBeta-cell dysfunctionType 2 diabetesObesity-induced diabetesΒ-cell dysfunctionBeta-cell glucose sensingProtein 2UCP2-deficient miceInsulin levelsPathophysiologic significanceBeta cellsType 2SecretionMiceObesityATP levelsDiabetes
2000
Increased Energy Expenditure, Decreased Adiposity, and Tissue-Specific Insulin Sensitivity in Protein-Tyrosine Phosphatase 1B-Deficient Mice
Klaman L, Boss O, Peroni O, Kim J, Martino J, Zabolotny J, Moghal N, Lubkin M, Kim Y, Sharpe A, Stricker-Krongrad A, Shulman G, Neel B, Kahn B. Increased Energy Expenditure, Decreased Adiposity, and Tissue-Specific Insulin Sensitivity in Protein-Tyrosine Phosphatase 1B-Deficient Mice. Molecular And Cellular Biology 2000, 20: 5479-5489. PMID: 10891488, PMCID: PMC85999, DOI: 10.1128/mcb.20.15.5479-5489.2000.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAnimalsBody WeightCarrier ProteinsEnergy MetabolismFemaleGlucoseGlucose Tolerance TestHomeostasisHyperinsulinismInsulin ResistanceIon ChannelsLeptinMaleMembrane ProteinsMembrane Transport ProteinsMiceMice, Inbred C57BLMice, Mutant StrainsMitochondrial ProteinsMuscle, SkeletalProtein Tyrosine Phosphatase, Non-Receptor Type 1Protein Tyrosine PhosphatasesProteinsRNA, MessengerUncoupling Protein 1Uncoupling Protein 2Uncoupling Protein 3ConceptsProtein tyrosine phosphatasePTP-1BMajor protein tyrosine phosphataseProtein tyrosine phosphatase 1BSignal transduction pathwaysTargeted gene disruptionInsulin-stimulated glucose uptakeGene disruptionTransduction pathwaysFat cell massPhosphatase 1BMajor regulatorProtein mRNA expressionCell massNull miceSkeletal muscleDeficient miceGlucose uptakeBasal metabolic rateInsulin actionMetabolic ratePhosphataseFat storesDiet-induced obesityAdipocyte number