ActinsActin CytoskeletonActin Depolymerizing FactorsMyocytes, CardiacActin Capping ProteinsCardiac OutputHeartCytoskeletonArrhythmias, CardiacCardiac Surgical ProceduresDeath, Sudden, CardiacPhalloidineCardiomegalyMyocardiumCardiac TamponadeThiazolidinesCardiac Pacing, ArtificialMyosinsHeart DiseasesGelsolinMyocardial ContractionCardiac CatheterizationHeart VentriclesCytochalasin DHeart ArrestProfilinsRabbitsTime FactorsBicyclo Compounds, HeterocyclicContractile ProteinsCells, CulturedCardiac MyosinsActin-Related Protein 2-3 ComplexTropomyosinCardiomyopathiesMyoblasts, CardiacHeart FailureCardiac Imaging TechniquesElectrocardiographyCardiac GlycosidesHeart RateEchocardiographyCalciumPseudopodiaProtein BindingCardiac Output, LowCytoskeletal ProteinsTroponin IOut-of-Hospital Cardiac ArrestHemodynamicsMyocardial InfarctionCardiac VolumeVentricular RemodelingActininHeart TransplantationMicroscopy, FluorescenceActin-Related Protein 2Ventricular Function, LeftActomyosinSignal TransductionMuscle ProteinsDogsActin-Related Protein 3Molecular Sequence DataMusclesHeart Defects, CongenitalPolymersPolymerizationTroponinRats, Sprague-DawleyTroponin TAmino Acid SequenceFibrosisMicroscopy, ElectronBlood PressureStroke VolumeDepsipeptidesCardiac Resynchronization TherapySarcomeresHeart Function TestsKineticsMyosin Heavy ChainsHeart Conduction SystemCardiomyopathy, DilatedCardiopulmonary ResuscitationModels, BiologicalCell MovementPhosphorylationHeart NeoplasmsCardiac Care FacilitiesFibroblastsVentricular Dysfunction, LeftCardiotonic AgentsBiopolymersMyocardial IschemiaTreatment OutcomeWiskott-Aldrich Syndrome Protein, NeuronalMutationMyofibrilsDisease Models, Animal