2011
Regulation of hepatic fat and glucose oxidation in rats with lipid‐induced hepatic insulin resistance
Alves TC, Befroy DE, Kibbey RG, Kahn M, Codella R, Carvalho RA, Petersen K, Shulman GI. Regulation of hepatic fat and glucose oxidation in rats with lipid‐induced hepatic insulin resistance. Hepatology 2011, 53: 1175-1181. PMID: 21400553, PMCID: PMC3077048, DOI: 10.1002/hep.24170.Peer-Reviewed Original ResearchConceptsLipid-induced hepatic insulin resistanceHepatic insulin resistanceInsulin resistanceTricarboxylic acid fluxFatty acid oxidationPyruvate dehydrogenaseHyperinsulinemic-euglycemic clampHyperinsulinemic-hyperglycemic clampInfusion of somatostatinSubstrate availabilityHigh-fat dietPlasma glucose concentrationRegulationCritical rolePyruvate dehydrogenase fluxHepatic fatHyperglycemic clampAcid oxidationAwake ratsBasal concentrations
2009
MAPK phosphatase-1 facilitates the loss of oxidative myofibers associated with obesity in mice
Roth RJ, Le AM, Zhang L, Kahn M, Samuel VT, Shulman GI, Bennett AM. MAPK phosphatase-1 facilitates the loss of oxidative myofibers associated with obesity in mice. Journal Of Clinical Investigation 2009, 119: 3817-3829. PMID: 19920356, PMCID: PMC2786792, DOI: 10.1172/jci39054.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceDietary FatsDNA PrimersDual Specificity Phosphatase 1Energy MetabolismMAP Kinase Signaling SystemMiceMice, Inbred C57BLMice, KnockoutModels, BiologicalMuscle Fibers, Slow-TwitchObesityP38 Mitogen-Activated Protein KinasesPeroxisome Proliferator-Activated Receptor Gamma Coactivator 1-alphaRNA, MessengerTrans-ActivatorsTranscription FactorsUp-Regulation