Heart TransplantationCardiac TamponadeMyocytes, CardiacGraft RejectionAcute DiseaseHeart DiseasesHeartMyocardiumTransplantation, HeterotopicRats, Inbred WFAutonomic Nerve BlockTransplantation, HomologousCardiac OutputMyocardial InfarctionElectrocardiographyMyocarditisHeart FailureCardiomyopathiesArrhythmias, CardiacCardiac Surgical ProceduresRats, Inbred LewMyocardial IschemiaDeath, Sudden, CardiacHemodynamicsEchocardiographyHeart RateTime FactorsVentricular Function, LeftDogsChest PainProspective StudiesBiological MarkersNitric Oxide Synthase Type IIDisease Models, AnimalBlood PressureTreatment OutcomeCardiomegalyCardiac Pacing, ArtificialRisk FactorsMice, Inbred C57BLCardiac CatheterizationNitric Oxide SynthaseMyocardial ContractionCoronary DiseaseGraft SurvivalHeart ArrestHeart VentriclesMyoblasts, CardiacCardiac MyosinsCardiac Imaging TechniquesCardiac GlycosidesCardiac Output, LowOut-of-Hospital Cardiac ArrestCardiac VolumeVentricular RemodelingTroponin IHeart Defects, CongenitalStroke VolumeCardiac Resynchronization TherapyHeart Function TestsTroponin THeart Conduction SystemCardiopulmonary ResuscitationHeart NeoplasmsCardiac Care FacilitiesCardiomyopathy, DilatedVentricular Dysfunction, LeftCardiotonic AgentsCardiac ElectrophysiologyModels, CardiovascularFibrosisRats, Sprague-DawleyFetal HeartCalciumHeart AtriaVentricular FunctionCells, CulturedHeart InjuriesCardiopulmonary BypassTroponinHypertrophy, Left VentricularFollow-Up StudiesMice, TransgenicIsoproterenolSarcomeresAtrial Natriuretic FactorMuscle ProteinsRetrospective StudiesMitochondria, HeartHeart ValvesPericardiumPredictive Value of TestsRats, WistarPacemaker, ArtificialEdema, CardiacMagnetic Resonance Imaging, CinePostoperative ComplicationsVentricular FibrillationAnimals, NewbornCoronary Circulation