2001
Insulin/IGF-1 and TNF-α stimulate phosphorylation of IRS-1 at inhibitory Ser307 via distinct pathways
Rui L, Aguirre V, Kim J, Shulman G, Lee A, Corbould A, Dunaif A, White M. Insulin/IGF-1 and TNF-α stimulate phosphorylation of IRS-1 at inhibitory Ser307 via distinct pathways. Journal Of Clinical Investigation 2001, 107: 181-189. PMID: 11160134, PMCID: PMC199174, DOI: 10.1172/jci10934.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnisomycinCHO CellsCricetinaeInsulinInsulin AntagonistsInsulin ResistanceInsulin-Like Growth Factor IMAP Kinase Kinase 1Mitogen-Activated Protein Kinase KinasesPhosphatidylinositol 3-KinasesPhosphorylationProtein Serine-Threonine KinasesReceptor, InsulinSerineSignal TransductionTumor Necrosis Factor-alphaTyrosineConceptsPhosphorylation of Ser307IRS-1Serine/threonine phosphorylationTNF-alpha-stimulated phosphorylationInsulin-stimulated tyrosine phosphorylationRelevant phosphorylation sitesDistinct kinase pathwaysInsulin/IGFInsulin-stimulated phosphorylationThreonine phosphorylationStimulates PhosphorylationPhosphorylation sitesJun kinaseTyrosine phosphorylationKinase pathwaySer307PhosphorylationCultured cellsDistinct pathwaysHeterologous inhibitionPolyclonal antibodiesPreadipocytesPathwayAdipocytesCells
1987
Physiological Role of Cholecystokinin in Meal-Induced Insulin Secretion in Conscious Rats: Studies With L 364718, A Specific Inhibitor of CCK-Receptor Binding
Rossetti L, Shulman G, Zawalich W. Physiological Role of Cholecystokinin in Meal-Induced Insulin Secretion in Conscious Rats: Studies With L 364718, A Specific Inhibitor of CCK-Receptor Binding. Diabetes 1987, 36: 1212-1215. PMID: 3308589, DOI: 10.2337/diab.36.10.1212.Peer-Reviewed Original ResearchConceptsPlasma insulinPostprandial plasma insulinGut hormone cholecystokininImportant physiologic roleCCK receptor bindingIntraduodenal catheterInsulin outputPrior administrationConscious ratsEnteroinsular axisGlucagon concentrationsVehicle injectionCCK antagonistsCCK secretionProtein ingestionInsulin secretionSpecific antagonistHormone cholecystokininCholecystokininPhysiologic roleInsulinAntagonistGlucagonRatsVivo regulation