2005
Reduced mitochondrial density and increased IRS-1 serine phosphorylation in muscle of insulin-resistant offspring of type 2 diabetic parents
Morino K, Petersen KF, Dufour S, Befroy D, Frattini J, Shatzkes N, Neschen S, White MF, Bilz S, Sono S, Pypaert M, Shulman GI. Reduced mitochondrial density and increased IRS-1 serine phosphorylation in muscle of insulin-resistant offspring of type 2 diabetic parents. Journal Of Clinical Investigation 2005, 115: 3587-3593. PMID: 16284649, PMCID: PMC1280967, DOI: 10.1172/jci25151.Peer-Reviewed Original ResearchMeSH KeywordsBiopsyBlood GlucoseBlotting, WesternBody Mass IndexBody WeightDiabetes Mellitus, Type 2DNA, MitochondrialFamily HealthFemaleGene Expression RegulationGlucose Clamp TechniqueGlucose Tolerance TestHumansHyperinsulinismImmunoprecipitationInsulinInsulin Receptor Substrate ProteinsInsulin ResistanceLipidsMaleMicroscopy, ElectronMicroscopy, Electron, TransmissionMitochondriaMusclesPhosphoproteinsPhosphorylationProtein Serine-Threonine KinasesReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSerineSignal TransductionTime FactorsTranscription, GeneticTriglyceridesConceptsInsulin-resistant offspringIR offspringType 2 diabetesInsulin-stimulated muscle glucose uptakeType 2 diabetic parentsIntramyocellular lipid contentHyperinsulinemic-euglycemic clampMuscle glucose uptakeIRS-1 serine phosphorylationMuscle mitochondrial densityMitochondrial densityMuscle biopsy samplesSerine kinase cascadeInsulin-stimulated Akt activationDiabetic parentsInsulin resistanceControl subjectsBiopsy samplesGlucose uptakeLipid accumulationMitochondrial dysfunctionInsulin signalingAkt activationEarly defectsMuscle
2001
Prevention of fat-induced insulin resistance by salicylate
Kim J, Kim Y, Fillmore J, Chen Y, Moore I, Lee J, Yuan M, Li Z, Karin M, Perret P, Shoelson S, Shulman G. Prevention of fat-induced insulin resistance by salicylate. Journal Of Clinical Investigation 2001, 108: 437-446. PMID: 11489937, PMCID: PMC209353, DOI: 10.1172/jci11559.Peer-Reviewed Original ResearchConceptsType 2 diabetesLipid infusionInsulin resistanceGlucose uptakeInsulin actionWhole-body glucose uptakeFat-induced insulin resistanceSkeletal muscleHigh-dose salicylatesHyperinsulinemic-euglycemic clampWild-type miceInsulin-stimulated glucose uptakeSkeletal muscle insulinIRS-1-associated PISerine kinase cascadeLipid-induced effectsAwake ratsAwake miceKnockout miceMuscle insulinInfusionTherapeutic agentsSalicylate actionKinase cascadeIKK beta