CardiomyopathiesCardiomyopathy, RestrictiveMyocytes, CardiacCardiomyopathy, DilatedMyocardiumCardiomyopathy, HypertrophicCardiomyopathy, Hypertrophic, FamilialSarcomeresArrhythmogenic Right Ventricular DysplasiaCardiomegalyHeartChagas CardiomyopathyCardiac MyosinsHeart VentriclesMyocarditisIsolated Noncompaction of the Ventricular MyocardiumMyocardial ContractionHeart DiseasesArrhythmias, CardiacCells, CulturedMitochondria, HeartHeart FailureDesminEndomyocardial FibrosisCalciumGenetic TestingMitochondrial DiseasesMutationDeath, Sudden, CardiacAnimals, NewbornMyosin Heavy ChainsSarcoglycansEchocardiographyTroponin TMyofibrilsDisease Models, AnimalMyocardial IschemiaPhenotypeMice, TransgenicVentricular RemodelingMuscle ProteinsVentricular Dysfunction, LeftMagnetic Resonance Imaging, CineFibrosisRats, Sprague-DawleyPedigreeMutant ProteinsDystrophinMutation, MissenseElectrocardiographyRats, WistarDiabetic CardiomyopathiesVentricular Function, LeftSportsDiastoleHypertrophy, Left VentricularMice, Inbred C57BLHeart TransplantationTime FactorsMyocardial Reperfusion InjuryCardiotonic AgentsEmbryonic Stem CellsCell SizeGATA4 Transcription FactorSignal TransductionCell DifferentiationCalcium Channels, L-TypeBiopsyIsoproterenolContrast MediaApoptosisStroke VolumeHypertrophyConnexin 43Magnetic Resonance ImagingMuscle CellsCalcium SignalingSarcoplasmic Reticulum Calcium-Transporting ATPasesSarcolemmaGenetic Predisposition to DiseaseSodium-Calcium ExchangerDNA, MitochondrialMyoblasts, CardiacVentricular MyosinsAdrenergic beta-AgonistsCase-Control StudiesSarcoplasmic ReticulumCardiovascular DiseasesInduced Pluripotent Stem CellsReactive Oxygen SpeciesCell HypoxiaAtrial Natriuretic FactorMicroscopy, ConfocalExcitation Contraction CouplingPredictive Value of TestsCell SurvivalMyocardial InfarctionRegenerationPatch-Clamp TechniquesPhosphorylation