One-leg inactivity induces a reduction in mitochondrial oxidative capacity, intramyocellular lipid accumulation and reduced insulin signalling upon lipid infusion: a human study with unilateral limb suspension
Bilet L, Phielix E, van de Weijer T, Gemmink A, Bosma M, Moonen-Kornips E, Jorgensen JA, Schaart G, Zhang D, Meijer K, Hopman M, Hesselink MKC, Ouwens DM, Shulman GI, Schrauwen-Hinderling VB, Schrauwen P. One-leg inactivity induces a reduction in mitochondrial oxidative capacity, intramyocellular lipid accumulation and reduced insulin signalling upon lipid infusion: a human study with unilateral limb suspension. Diabetologia 2020, 63: 1211-1222. PMID: 32185462, PMCID: PMC7228997, DOI: 10.1007/s00125-020-05128-1.Peer-Reviewed Original ResearchConceptsMitochondrial oxidative capacityLow mitochondrial oxidative capacityLipid infusionInsulin resistancePhysical inactivityOxidative capacityLipid-induced insulin resistanceUnilateral lower limb suspensionConclusions/interpretationTogetherIntramyocellular lipid depositionMusculus tibialis anteriorChronic metabolic disorderIntramyocellular lipid accumulationType 2 diabetesReduced insulin sensitivityMuscle fat accumulationMusculus vastus lateralisMitochondrial functionUnilateral limb suspensionIMCL contentContralateral legInsulin sensitivityResultsIn vivoTibialis anteriorFat accumulation
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