Effects of free fatty acids on glucose transport and IRS-1–associated phosphatidylinositol 3-kinase activity
Dresner A, Laurent D, Marcucci M, Griffin M, Dufour S, Cline G, Slezak L, Andersen D, Hundal R, Rothman D, Petersen K, Shulman G. Effects of free fatty acids on glucose transport and IRS-1–associated phosphatidylinositol 3-kinase activity. Journal Of Clinical Investigation 1999, 103: 253-259. PMID: 9916137, PMCID: PMC407880, DOI: 10.1172/jci5001.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultFatty Acids, NonesterifiedFemaleGlucoseGlucose Clamp TechniqueGlucose-6-PhosphateGlycerolGlycogenHumansHyperinsulinismInsulinInsulin Receptor Substrate ProteinsInsulin ResistanceLipid MetabolismMagnetic Resonance SpectroscopyMaleMuscle, SkeletalPhosphatidylinositol 3-KinasesPhosphoproteinsConceptsFree fatty acidsIRS-1-associated phosphatidylinositolLipid infusionInsulin resistanceGlycerol infusionPlasma free fatty acidsWhole-body glucose uptakeFive-hour infusionLipid/heparinHyperinsulinemic-euglycemic clampGlucose concentrationGlucose transportMuscle glycogen synthesisDiminished glucose transportMuscle biopsy samplesHuman skeletal muscleRate of insulinGlucose-6-phosphate concentrationFatty acidsHealthy subjectsBiopsy samplesInfusion studiesIdentical protocolInfusionIRS-1-associated PI