2024
SGLT2 inhibition alters substrate utilization and mitochondrial redox in healthy and failing rat hearts
Goedeke L, Ma Y, Gaspar R, Nasiri A, Lee J, Zhang D, Galsgaard K, Hu X, Zhang J, Guerrera N, Li X, LaMoia T, Hubbard B, Haedersdal S, Wu X, Stack J, Dufour S, Butrico G, Kahn M, Perry R, Cline G, Young L, Shulman G. SGLT2 inhibition alters substrate utilization and mitochondrial redox in healthy and failing rat hearts. Journal Of Clinical Investigation 2024, 134: e176708. PMID: 39680452, PMCID: PMC11645152, DOI: 10.1172/jci176708.Peer-Reviewed Original ResearchConceptsSodium-glucose cotransporter type 2Heart failureKetone oxidationGas chromatography-mass spectrometryFatty acid oxidationLeft ventricular ejection fractionReduced myocardial oxidative stressVentricular ejection fractionKetone supplementationWeeks of treatmentMyocardial oxidative stressDecreased pyruvate oxidationInduce heart failurePlasma glucose levelsIn vivo effectsSGLT2i treatmentEjection fractionAssociated with improvementsAwake ratsSGLT2 inhibitionCardioprotective benefitsLiquid chromatography-tandem mass spectrometryPlasma ketonesRates of ketonizationChromatography-tandem mass spectrometry
2022
122-LB: Effect of Dapagliflozin on Mitochondrial Metabolism and Cardiac Function in the Failing Heart
GOEDEKE L, MA Y, ZHANG J, GUERRERA N, WU X, ZHANG D, KAHN M, ZHANG X, YOUNG L, SHULMAN G. 122-LB: Effect of Dapagliflozin on Mitochondrial Metabolism and Cardiac Function in the Failing Heart. Diabetes 2022, 71 DOI: 10.2337/db22-122-lb.Peer-Reviewed Original ResearchDAPA treatmentLV ejection fractionEjection fractionHeart failureMI ratsCardiac outputMyocardial infarctionCardiac functionLeft ventricularEffect of dapagliflozinMale Sprague-DawleyPlasma glucose concentrationMalonyl-CoA contentMitochondrial oxidationKetone availabilityΒOHB levelsVehicle treatmentPermanent ligationSGLT2 inhibitionSGLT2 inhibitorsCardioprotective effectsCoronary arteryAcetyl-CoA contentFailing HeartMitochondrial metabolism
2020
Sodium-glucose cotransporter-2 inhibitors: Understanding the mechanisms for therapeutic promise and persisting risks
Perry RJ, Shulman GI. Sodium-glucose cotransporter-2 inhibitors: Understanding the mechanisms for therapeutic promise and persisting risks. Journal Of Biological Chemistry 2020, 295: 14379-14390. PMID: 32796035, PMCID: PMC7573269, DOI: 10.1074/jbc.rev120.008387.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSodium-glucose cotransporter 2SGLT2 inhibitorsEuglycemic ketoacidosisGlucose reabsorptionTherapeutic promiseSGLT2 inhibitor therapyLower plasma glucose concentrationsModest weight lossGlucose-lowering agentsRenal glucose reabsorptionType 2 diabetesType 1 diabetesPlasma glucose concentrationGlucose concentrationBlood glucose concentrationHeart failureInhibitor therapyAtrial fibrillationCardiovascular diseaseCotransporter 2Preclinical studiesHealthy personsClinical utilityDiabetes managementProximal tubules