2009
The IRS2 Gly1057Asp Variant Is Associated With Human Longevity
Barbieri M, Rizzo M, Papa M, Boccardi V, Esposito A, White M, Paolisso G. The IRS2 Gly1057Asp Variant Is Associated With Human Longevity. The Journals Of Gerontology Series A 2009, 65A: 282-286. PMID: 19887537, DOI: 10.1093/gerona/glp154.Peer-Reviewed Original ResearchConceptsInsulin receptor substrate 2Gene polymorphismsYears of ageIGF-1 signalingSs-cell functionInsulin-like growth factor-1 signalingIrs2 branchInsulin resistanceInsulin sensitivityMetabolic covariatesGly1057Asp variantIRS2 geneExtreme old ageLarge population groupsInternal medicineC participantsOlder ageHuman longevityCommon polymorphismsIGF signalingInsulinFurther studiesPopulation groupsAgeWhole population
2005
Exendin-4 Uses Irs2 Signaling to Mediate Pancreatic β Cell Growth and Function*
Park S, Dong X, Fisher T, Dunn S, Omer A, Weir G, White M. Exendin-4 Uses Irs2 Signaling to Mediate Pancreatic β Cell Growth and Function*. Journal Of Biological Chemistry 2005, 281: 1159-1168. PMID: 16272563, DOI: 10.1074/jbc.m508307200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood GlucoseCell LineCell SurvivalCyclic AMPDose-Response Relationship, DrugElectrophoresis, Polyacrylamide GelExenatideGenotypeGlucagon-Like Peptide-1 ReceptorGlucoseGuinea PigsHumansHyperglycemiaImmunoblottingImmunohistochemistryImmunoprecipitationInsulinInsulin Receptor Substrate ProteinsInsulin SecretionInsulin-Secreting CellsIntracellular Signaling Peptides and ProteinsIslets of LangerhansMiceMice, TransgenicModels, BiologicalModels, ChemicalPancreasPeptidesPhosphoproteinsPhosphorylationReceptor, InsulinReceptors, GlucagonReverse Transcriptase Polymerase Chain ReactionRNA, MessengerRNA, Small InterferingSignal TransductionTime FactorsVenomsConceptsGlucagon-like peptide-1 receptor agonistsPeptide-1 receptor agonistsReceptor agonistExendin-4Beta cellsProgressive beta cell lossShort-term therapeutic effectsInsulin-like growth factorBeta-cell lossProgression of diabetesBeta-cell massBeta-cell replicationBeta-cell growthPancreatic β-cell growthΒ-cell growthIrs2 branchPrevents diabetesInsulin/insulin-like growth factorCell growthInsulin secretionTherapeutic effectIRS2 expressionLong-term effectsFatal diabetesCell lossInsulin Receptor Substrate 2 Plays Diverse Cell-specific Roles in the Regulation of Glucose Transport*
Sadagurski M, Weingarten G, Rhodes C, White M, Wertheimer E. Insulin Receptor Substrate 2 Plays Diverse Cell-specific Roles in the Regulation of Glucose Transport*. Journal Of Biological Chemistry 2005, 280: 14536-14544. PMID: 15705592, DOI: 10.1074/jbc.m410227200.Peer-Reviewed Original ResearchMeSH KeywordsAdenoviridaeAnimalsBiological TransportDeoxyglucoseEpidermisFibroblastsGenotypeGlucoseHomozygoteImmunoblottingImmunoprecipitationInsulin Receptor Substrate ProteinsIntracellular Signaling Peptides and ProteinsKeratinocytesMiceMice, KnockoutPhosphatidylinositol 3-KinasesPhosphoproteinsSkinThymidineTime FactorsConceptsIRS-2Glucose transportInsulin receptor substrate-2 proteinInsulin-induced glucose transportInsulin receptor substrate 2Insulin-stimulated glucose transportIRS-1 proteinCell specific associationIRS-2 proteinClassical insulin target tissuesCell-specific mannerSkin epidermal keratinocytesIRS-PICell-specific rolePositive regulatorInsulin target tissuesCell physiologyDermal fibroblastsKO cellsEpidermal keratinocytesAkt activationPhosphatidylinositolSubstrate 2Insulin receptorProtein
2001
Role of Allelic Variants Gly972Arg of IRS-1 and Gly1057Asp of IRS-2 in Moderate-to-Severe Insulin Resistance of Women With Polycystic Ovary Syndrome
El Mkadem S, Lautier C, Macari F, Molinari N, Lefèbvre P, Renard E, Gris J, Cros G, Daurès J, Bringer J, White M, Grigorescu F. Role of Allelic Variants Gly972Arg of IRS-1 and Gly1057Asp of IRS-2 in Moderate-to-Severe Insulin Resistance of Women With Polycystic Ovary Syndrome. Diabetes 2001, 50: 2164-2168. PMID: 11522686, DOI: 10.2337/diabetes.50.9.2164.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeInsulin resistanceIRS-1 variantOvary syndromeInsulin-resistant patientsIRS-2Severe insulin resistanceIRS-1IRS-2 geneControl subjectsPlasma glucoseInsulin receptor substrateWild-type variantMultivariate modelInsulin receptorNovel mutationsDirect sequencingGene dosage effectReceptor substrateSyndromeVariable degreesFunctional impactWomenPolymorphic allelesGly972Arg
1998
Mapping of the human insulin receptor substrate-2 gene, identification of a linked polymorphic marker and linkage analysis in families with Type II diabetes: no evidence for a major susceptibility role
Kalidas K, Wasson J, Glaser B, Meyer J, Duprat L, White M, Permutt M. Mapping of the human insulin receptor substrate-2 gene, identification of a linked polymorphic marker and linkage analysis in families with Type II diabetes: no evidence for a major susceptibility role. Diabetologia 1998, 41: 1389-1391. PMID: 9833949, DOI: 10.1007/s001250051081.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceChromosome MappingChromosomes, Human, Pair 13Diabetes Mellitus, Type 1Europe, EasternGenetic Carrier ScreeningGenetic LinkageGenetic MarkersGenotypeHumansInsulin Receptor Substrate ProteinsIntracellular Signaling Peptides and ProteinsJewsMiceMicrosatellite RepeatsPhosphoproteinsPolymorphism, GeneticStatistics, NonparametricConceptsIRS-2 geneRadiation hybrid panel mappingPolymorphic markersInsulin receptor substrate 2Nonparametric linkage analysisMap positionChromosome 13q34Evidence of linkageInsulin receptor substrate-2 (IRS-2) geneGene regionLinkage analysisGenesSubstrate 2Excess alleleInsulin receptorNearby markersType II diabetesAshkenazi Jewish familiesMice resultsII diabetesSusceptibility roleMarkersFamilyPeripheral insulin resistance