2013
Pathophysiological Consequences of TAT-HKII Peptide Administration Are Independent of Impaired Vascular Function and Ensuing Ischemia
Nederlof R, Xie C, Eerbeek O, Koeman A, Milstein DM, Hollmann MW, Mik EG, Warley A, Southworth R, Akar FG, Zuurbier CJ. Pathophysiological Consequences of TAT-HKII Peptide Administration Are Independent of Impaired Vascular Function and Ensuing Ischemia. Circulation Research 2013, 112: e8-e13. PMID: 23329797, PMCID: PMC3596767, DOI: 10.1161/circresaha.112.274308.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCoronary CirculationGene Products, tatHexokinaseMaleMyocardial Reperfusion InjuryPerfusionVasoconstrictionConceptsVascular functionIschemic preconditioningMyocardial dysfunctionCardiac functionPeptide administrationHexokinase IIOptical action potential mappingAcute myocardial dysfunctionImpaired vascular functionIschemia-reperfusion injuryDeleterious effectsIschemic injuryCardioprotective effectsProtective effectIschemiaPathophysiological consequencesIntact myocardiumDehydrogenase releaseIntact heartAdministrationLactate productionDysfunctionRole of mitochondriaInjuryCritical regulator
2009
Electrophysiological Consequences of Dyssynchronous Heart Failure and Its Restoration by Resynchronization Therapy
Aiba T, Hesketh GG, Barth AS, Liu T, Daya S, Chakir K, Dimaano VL, Abraham TP, O'Rourke B, Akar FG, Kass DA, Tomaselli GF. Electrophysiological Consequences of Dyssynchronous Heart Failure and Its Restoration by Resynchronization Therapy. Circulation 2009, 119: 1220-1230. PMID: 19237662, PMCID: PMC2703676, DOI: 10.1161/circulationaha.108.794834.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBundle-Branch BlockCalciumCalcium ChannelsCoronary CirculationDogsEchocardiographyElectrocardiographyHeart FailureHomeostasisKv Channel-Interacting ProteinsMaleMyocytes, CardiacPacemaker, ArtificialPatch-Clamp TechniquesPotassium Channels, Inwardly RectifyingRNA, MessengerSarcoplasmic Reticulum Calcium-Transporting ATPasesShal Potassium ChannelsConceptsCardiac resynchronization therapyAction potential durationRight atrial pacingCalcium transient amplitudeHeart failurePotential durationResynchronization therapyAtrial pacingElectrophysiological consequencesLeft bundle-branch ablationTransient amplitudeSarcoplasmic reticulumWhole-cell patch clampDyssynchronous heart failureProtein levelsIon channel remodelingSame pacing rateLeft ventricular anteriorQuantitative polymerase chain reactionSurvival benefitBiventricular pacingVentricular arrhythmiasDyssynchronous contractionPolymerase chain reactionElectrophysiological changes