2024
Mitochondrial network remodeling of the diabetic heart: implications to ischemia related cardiac dysfunction
Rudokas M, McKay M, Toksoy Z, Eisen J, Bögner M, Young L, Akar F. Mitochondrial network remodeling of the diabetic heart: implications to ischemia related cardiac dysfunction. Cardiovascular Diabetology 2024, 23: 261. PMID: 39026280, PMCID: PMC11264840, DOI: 10.1186/s12933-024-02357-1.Peer-Reviewed Original ResearchConceptsReactive oxygen speciesMitochondrial network remodelingDamaged mitochondrial DNAEfficiency of oxidative phosphorylationImpaired ATP productionMitochondrial ultrastructural alterationsCardiac functionDiabetic heartCellular energy metabolismProduction of reactive oxygen speciesMitochondrial DNAMitochondrial networkMitochondrial fissionExcessive production of reactive oxygen speciesOxidative phosphorylationATP productionResponse to ischemic insultGlobal cardiac functionCell deathOverall cardiac functionCardiac ischemic injuryResponse to injuryCardiac mitochondriaIrreversible cell deathMitochondriaQuantitative Assessment of Mitochondrial Morphology and Electrophysiological Function in the Diabetic Heart
Cacheux M, Rudokas M, Tieu A, Rizk J, Hummel M, Akar F. Quantitative Assessment of Mitochondrial Morphology and Electrophysiological Function in the Diabetic Heart. Methods In Molecular Biology 2024, 2803: 75-86. PMID: 38676886, DOI: 10.1007/978-1-0716-3846-0_6.Peer-Reviewed Original ResearchConceptsMitochondrial shapeMitochondrial networkMitochondrial architectureSubcellular localizationMitochondrial morphologyDiabetic heartOxidative phosphorylationATP synthesisAction potentialsSarcolemmal ion channelsExcitation-contraction couplingFission eventsOptical action potentialsExcitation-contractionCardiac myocytesElectrophysiological properties
2022
Metabolic Regulation of Mitochondrial Dynamics and Cardiac Function
Rudokas M, Cacheux M, Akar F. Metabolic Regulation of Mitochondrial Dynamics and Cardiac Function. 2022, 197-211. DOI: 10.1007/978-3-031-08309-9_6.BooksMitochondrial dynamicsNormal embryonic developmentMitochondrial dynamics proteinsDynamic organellesMitochondrial networkMitochondrial fusionDynamic proteinsEmbryonic developmentFragmented mitochondriaKey proteinsKey regulatorFunctional importanceMetabolic regulationAltered regulationMitochondriaFission eventsFundamental processesProteinCardiac mitochondriaFission resultsRegulationMorphological changesRecent advancesOrganellesRegulator
2013
Mitochondrial targets for arrhythmia suppression: is there a role for pharmacological intervention?
Akar FG. Mitochondrial targets for arrhythmia suppression: is there a role for pharmacological intervention? Journal Of Interventional Cardiac Electrophysiology 2013, 37: 249-258. PMID: 23824789, DOI: 10.1007/s10840-013-9809-3.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsMitochondrial targetsMitochondrial dysfunctionCritical cellular functionsCell death pathwaysCellular redox statusIon channel functionMitochondrial networkCellular functionsDeath pathwaysMitochondrial originIschemia-reperfusion injuryCommon cardiovascular disordersMitochondrial bioenergeticsExcitation-contraction couplingChannel functionRedox statusMechanistic linkHeart failureArrhythmia suppressionPharmacological interventionsCardiovascular disordersCentral mechanismsDysfunctionArrhythmogenesisEnergy production
2009
From mitochondrial dynamics to arrhythmias
Aon MA, Cortassa S, Akar FG, Brown DA, Zhou L, O’Rourke B. From mitochondrial dynamics to arrhythmias. The International Journal Of Biochemistry & Cell Biology 2009, 41: 1940-1948. PMID: 19703656, PMCID: PMC2732583, DOI: 10.1016/j.biocel.2009.02.016.Peer-Reviewed Original ResearchConceptsWhole cellsMitochondrial membrane potentialMode of functionMitochondrial networkOxidative stressMitochondrial dynamicsReactive oxygen speciesMitochondrial criticalityMitochondria behaveMitochondriaCellular excitabilityOxygen speciesMembrane potentialPhysiological conditionsROSCatastrophic arrhythmiasCellsCardiac cellsEnergetic failureNormal conditionsSpeciesMessengerNADHStressBroad range
2007
Mitochondrial Ion Channels in Cardiac Function and Dysfunction
O'Rourke B, Cortassa S, Akar F, Aon M. Mitochondrial Ion Channels in Cardiac Function and Dysfunction. Novartis Foundation Symposia 2007, 287: 140-156. PMID: 18074636, PMCID: PMC2692520, DOI: 10.1002/9780470725207.ch10.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsMitochondrial ion channelsIon channelsReactive oxygen species (ROS) signalsNumerous signaling pathwaysBurst of ROSMitochondrial networkMitochondrial physiologyPlasma membraneSpecies signalSignaling pathwaysCellular activitiesCellular targetsMitochondrial functionEnergy transductionMitochondriaVast modificationsPhysiological conditionsOrgan levelDisease developmentPotential therapeutic interventionsWidespread effectsImportant targetSurprising insightsKey roleCenter of organizations
2005
Mitochondrial criticality: A new concept at the turning point of life or death
Aon MA, Cortassa S, Akar FG, O'Rourke B. Mitochondrial criticality: A new concept at the turning point of life or death. Biochimica Et Biophysica Acta 2005, 1762: 232-240. PMID: 16242921, PMCID: PMC2692535, DOI: 10.1016/j.bbadis.2005.06.008.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements