2018
Optical Action Potential Mapping in Acute Models of Ischemia–Reperfusion Injury: Probing the Arrhythmogenic Role of the Mitochondrial Translocator Protein
Ilkan Z, Strauss B, Campana C, Akar FG. Optical Action Potential Mapping in Acute Models of Ischemia–Reperfusion Injury: Probing the Arrhythmogenic Role of the Mitochondrial Translocator Protein. Methods In Molecular Biology 2018, 1816: 133-143. PMID: 29987816, DOI: 10.1007/978-1-4939-8597-5_10.Peer-Reviewed Original ResearchConceptsOptical action potential mappingIschemia-reperfusion injuryTranslocator proteinPost-ischemic arrhythmiasIonotropic propertiesPostischemic arrhythmiasR injuryHypertensive ratsAcute modelArrhythmogenic roleElectrophysiological substrateElectrophysiological propertiesArrhythmia mechanismsPharmacological inhibitionIntact heartInjuryTSPO ligandsMitochondrial translocator proteinArrhythmiasTSPO geneHeartPatientsRatsQuantitative assessmentIncidence
2016
Reducing mitochondrial bound hexokinase II mediates transition from non-injurious into injurious ischemia/reperfusion of the intact heart
Nederlof R, Gürel-Gurevin E, Eerbeek O, Xie C, Deijs GS, Konkel M, Hu J, Weber NC, Schumacher CA, Baartscheer A, Mik EG, Hollmann MW, Akar FG, Zuurbier CJ. Reducing mitochondrial bound hexokinase II mediates transition from non-injurious into injurious ischemia/reperfusion of the intact heart. Journal Of Physiology And Biochemistry 2016, 73: 323-333. PMID: 28258543, PMCID: PMC5534207, DOI: 10.1007/s13105-017-0555-3.Peer-Reviewed Original ResearchConceptsIschemia/reperfusionR injuryCardiac energeticsRecovery of functionHexokinase IISignificant LDH releasePossible underlying mechanismsIschemic insultCardiac recoveryControl heartsMtHKIIReperfusionIschemiaDHE fluorescenceRat heartR intervalLDH releasePeptide treatmentIntact heartInjuryUnderlying mechanismHeartMVO2NecrosisTreatment
2008
A ligand to the mitochondrial benzodiazepine receptor prevents ventricular arrhythmias and LV dysfunction after ischemia or glutathione depletion
Brown D, Aon M, Akar F, O’Rourke B. A ligand to the mitochondrial benzodiazepine receptor prevents ventricular arrhythmias and LV dysfunction after ischemia or glutathione depletion. The FASEB Journal 2008, 22: 747.7-747.7. DOI: 10.1096/fasebj.22.1_supplement.747.7.Peer-Reviewed Original ResearchContractile dysfunctionBenzodiazepine receptorsGlobal ischemia/reperfusionOxidative stressMitochondrial benzodiazepine receptorIschemia/reperfusionGuinea pig heartsSignificant clinical implicationsAnti-oxidant defensesReduced arrhythmiasLV dysfunctionVentricular dysfunctionR injuryVentricular arrhythmiasInduced arrhythmiasNormoxic perfusionIsolated myocytesDysfunctionClinical implicationsArrhythmiasIntact heartMetabolic challengesPig heartsGlutathione depletionMitochondrial membrane potential