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 numberMechanism of Insulin Resistance in A-ZIP/F-1 Fatless Mice*
Kim J, Gavrilova O, Chen Y, Reitman M, Shulman G. Mechanism of Insulin Resistance in A-ZIP/F-1 Fatless Mice*. Journal Of Biological Chemistry 2000, 275: 8456-8460. PMID: 10722680, DOI: 10.1074/jbc.275.12.8456.Peer-Reviewed Original ResearchConceptsType 2 diabetesInsulin resistanceFatless miceInsulin actionTriglyceride contentA-ZIP/FDevelopment of diabetesLiver triglyceride contentHyperinsulinemic-euglycemic clampAccumulation of triglyceridesMuscle/liverWild-type littermatesInsulin receptor substrate-1Receptor substrate-1Partitioning of fatSubsequent impairmentDiabetesFat metabolismMiceFat tissueLiverInsulin signalingMuscleLatter tissueSubstrate-1