2024
Depletion of TBC1D4 Improves the Metabolic Exercise Response by Overcoming Genetically Induced Peripheral Insulin Resistance.
Springer C, Binsch C, Weide D, Toska L, Cremer A, Backes H, Scheel A, Espelage L, Kotzka J, Sill S, Kurowski A, Kim D, Karpinski S, Schnurr T, Hansen T, Hartwig S, Lehr S, Cames S, Brüning J, Lienhard M, Herwig R, Börno S, Timmermann B, Al-Hasani H, Chadt A. Depletion of TBC1D4 Improves the Metabolic Exercise Response by Overcoming Genetically Induced Peripheral Insulin Resistance. Diabetes 2024, 73: 1058-1071. PMID: 38608276, DOI: 10.2337/db23-0463.Peer-Reviewed Original ResearchWhite adipose tissueLoss-of-function variantsAnalysis of glucose uptakeRegulation of glucose transportInterscapular brown adipose tissueHigh-fat dietEnhanced expression levelsDevelopment of insulin resistanceBrown adipose tissueMitochondrial activityTBC1D4Gene variantsInsulin resistanceAdipose tissueGlucose uptakePeripheral insulin resistanceGlucose transportExpression levelsGenesPrecision medicineInsulin toleranceGeneticsIncreased glucose clearanceExercise responseIn vivo
2023
Alternative glucose uptake mediated by β-catenin/RSK1 axis under stress stimuli in mammalian cells
Wang C, Lin R, Qi X, Xu Q, Sun X, Zhao Y, Jiang T, Jiang J, Sun Y, Deng Y, Wen J. Alternative glucose uptake mediated by β-catenin/RSK1 axis under stress stimuli in mammalian cells. Biochemical Pharmacology 2023, 214: 115645. PMID: 37321415, DOI: 10.1016/j.bcp.2023.115645.Peer-Reviewed Original ResearchConceptsPhosphorylation of TBC1D4Glucose uptakeGlucose transportActivation of RSK1Stress conditionsMechanism of glucose uptakeTranslocation of GLUT4Translocation of glucose transportersGlucose transporter translocationStress stimuliIncreased glucose uptakeB-cateninGlucose starvationEfficiency of glucose uptakeProtein complexesMammalian cellsScaffold proteinStress signalsCellular energy utilizationFamily 4TBC1D4Kinase activityRSK1Cellular adaptationCellular membranes
2022
Inhibitors of RNA and protein synthesis cause Glut4 translocation and increase glucose uptake in adipocytes
Meriin AB, Zaarur N, Bogan JS, Kandror KV. Inhibitors of RNA and protein synthesis cause Glut4 translocation and increase glucose uptake in adipocytes. Scientific Reports 2022, 12: 15640. PMID: 36123369, PMCID: PMC9485115, DOI: 10.1038/s41598-022-19534-5.Peer-Reviewed Original ResearchConceptsInhibitors of RNAGLUT4 translocationProtein synthesisEndocytosis of GLUT4Glucose uptakeRecycling of transferrinGlucose transporter 4Actinomycin DBiosynthesis de novoSignaling proteinsPlasma membraneTransporter 4Intracellular retentionContinuous RNATranslocationRNADe novoAdipocytesVesiclesInhibitorsTBC1D4UptakeEndocytosisGLUT4Exocytosis
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