2019
Mitochondrial thioredoxin-2 maintains HCN4 expression and prevents oxidative stress-mediated sick sinus syndrome
Yang B, Huang Y, Zhang H, Huang Y, Zhou HJ, Young L, Xiao H, Min W. Mitochondrial thioredoxin-2 maintains HCN4 expression and prevents oxidative stress-mediated sick sinus syndrome. Journal Of Molecular And Cellular Cardiology 2019, 138: 291-303. PMID: 31751569, DOI: 10.1016/j.yjmcc.2019.10.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBradycardiaCardiomyopathy, DilatedEnhancer Elements, GeneticHistone DeacetylasesHyperpolarization-Activated Cyclic Nucleotide-Gated ChannelsMEF2 Transcription FactorsMice, KnockoutMitochondria, HeartModels, BiologicalOxidative StressPhenotypeProtein BindingReactive Oxygen SpeciesRNA, MessengerSick Sinus SyndromeSinoatrial NodeThioredoxinsConceptsSick sinus syndromeSinus syndromeHistone deacetylase 4Lower heart rateHeart rateHCN4 expressionConduction systemSinoatrial nodeNormal heart rateCardiac conduction systemHistone 3 acetylationMitochondrial oxidative stressSinus bradycardiaCardiac functionLox/SyndromeHeart rhythmMyosin heavy chainHistological analysisMiceDeletion miceOxidative stressWhole heartProtein levelsUnderlying mechanism
2015
Thioredoxin-2 Inhibits Mitochondrial Reactive Oxygen Species Generation and Apoptosis Stress Kinase-1 Activity to Maintain Cardiac Function
Huang Q, Zhou HJ, Zhang H, Huang Y, Hinojosa-Kirschenbaum F, Fan P, Yao L, Belardinelli L, Tellides G, Giordano FJ, Budas GR, Min W. Thioredoxin-2 Inhibits Mitochondrial Reactive Oxygen Species Generation and Apoptosis Stress Kinase-1 Activity to Maintain Cardiac Function. Circulation 2015, 131: 1082-1097. PMID: 25628390, PMCID: PMC4374031, DOI: 10.1161/circulationaha.114.012725.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCardiomegalyCells, CulturedHumansMAP Kinase Kinase Kinase 5MiceMice, KnockoutMitochondria, HeartReactive Oxygen SpeciesThioredoxinsConceptsMitochondrial reactive oxygen species generationReactive oxygen species generationOxygen species generationASK1-dependent apoptosisMitochondrial reactive oxygen species productionPhosphorylation/activityKey mitochondrial proteinsSpecies generationMitochondrial membrane depolarizationKinase 1 activityMitochondrial proteinsReactive oxygen species productionCellular redoxMitochondrial Trx2Inhibition of ASK1Apoptotic signalingOxygen species productionThioredoxin 2Protein expression levelsKinase 1ATP productionASK1 inhibitionKnockout miceMitochondrial ultrastructureASK1 inhibitors