2024
Glutathione synthesis in the mouse liver supports lipid abundance through NRF2 repression
Asantewaa G, Tuttle E, Ward N, Kang Y, Kim Y, Kavanagh M, Girnius N, Chen Y, Rodriguez K, Hecht F, Zocchi M, Smorodintsev-Schiller L, Scales T, Taylor K, Alimohammadi F, Duncan R, Sechrist Z, Agostini-Vulaj D, Schafer X, Chang H, Smith Z, O’Connor T, Whelan S, Selfors L, Crowdis J, Gray G, Bronson R, Brenner D, Rufini A, Dirksen R, Hezel A, Huber A, Munger J, Cravatt B, Vasiliou V, Cole C, DeNicola G, Harris I. Glutathione synthesis in the mouse liver supports lipid abundance through NRF2 repression. Nature Communications 2024, 15: 6152. PMID: 39034312, PMCID: PMC11271484, DOI: 10.1038/s41467-024-50454-2.Peer-Reviewed Original ResearchConceptsGlutamate-cysteine ligase catalytic subunitLipid abundanceLipogenic enzyme expressionAbundance in vivoLipid productionCatalytic subunitRepress Nrf2Transcription factorsNrf2 repressionAdult tissuesSynthesis of GSHEnzyme expressionNon-redundantRedox bufferMouse liverLoss of GSHTriglyceride productionIn vivo modelsAbundanceGlutathione synthesisLiver balanceFat storesOxidative stressLipidDeletion
2019
Glutathione deficiency-elicited reprogramming of hepatic metabolism protects against alcohol-induced steatosis
Chen Y, Manna SK, Golla S, Krausz KW, Cai Y, Garcia-Milian R, Chakraborty T, Chakraborty J, Chatterjee R, Thompson DC, Gonzalez FJ, Vasiliou V. Glutathione deficiency-elicited reprogramming of hepatic metabolism protects against alcohol-induced steatosis. Free Radical Biology And Medicine 2019, 143: 127-139. PMID: 31351176, PMCID: PMC6848780, DOI: 10.1016/j.freeradbiomed.2019.07.025.Peer-Reviewed Original ResearchMeSH KeywordsAcetyl Coenzyme AAlcohol DrinkingAMP-Activated Protein KinasesAnimalsEthanolFatty AcidsFatty LiverGlucuronic AcidGlutamate-Cysteine LigaseGlutamatesGlutathioneHomeostasisLipogenesisLiverMaleMiceMice, Inbred C57BLMice, KnockoutOligonucleotide Array Sequence AnalysisOxidation-ReductionOxidative StressPentose Phosphate PathwayProtective AgentsTranscription, GeneticConceptsGlutamate-cysteine ligase modifier subunit geneProtein kinase pathwayAcetyl-CoA fluxMultiple cellular pathwaysAlcohol-induced steatosisCellular stressNucleotide biosynthesisLiver microarray analysisGlobal profilingSubunit geneCellular pathwaysMetabolic reprogrammingKinase pathwayMicroarray analysisMolecular mechanismsGSH poolCellular responsesMetabolic pathwaysLower GSHMolecular pathwaysMetabolic homeostasisAmino acidsDepletion of glutathioneCritical pathogenic eventGlucuronate pathway