Myocytes, CardiacCardiac OutputHeartArrhythmias, CardiacCardiac Surgical ProceduresDeath, Sudden, CardiacMolecular Sequence DataTime FactorsMyocardiumAmino Acid SequenceMyocardial ContractionCardiomegalyCardiac Pacing, ArtificialCardiac TamponadeHeart DiseasesHeart VentriclesBase SequenceMutationCardiac CatheterizationHeart ArrestHeart FailureElectrocardiographyRisk FactorsHeart RateEchocardiographyHemodynamicsCells, CulturedMyocardial InfarctionCardiomyopathiesBlood PressureMyoblasts, CardiacDogsEpitopesProspective StudiesVentricular Function, LeftCardiac MyosinsCardiac Imaging TechniquesCell LineBinding SitesCardiac GlycosidesTreatment OutcomeKineticsPhenotypeDisease Models, AnimalCardiac Output, LowMice, Inbred C57BLOut-of-Hospital Cardiac ArrestProtein BindingVentricular RemodelingCardiac VolumeRNA, MessengerStroke VolumeCalciumHeart TransplantationRats, Sprague-DawleyTroponin IMutagenesis, Site-DirectedMice, TransgenicModels, BiologicalMyocardial IschemiaSignal TransductionFollow-Up StudiesRecombinant Fusion ProteinsProtein Structure, TertiaryRabbitsMice, KnockoutVentricular Dysfunction, LeftHeart Defects, CongenitalAge FactorsModels, MolecularStructure-Activity RelationshipRetrospective StudiesGenotypeHeart Conduction SystemRegression AnalysisCardiac Resynchronization TherapyTroponin TBiological MarkersTransfectionHeart Function TestsCardiopulmonary ResuscitationAmino Acid SubstitutionDose-Response Relationship, DrugPredictive Value of TestsCardiomyopathy, DilatedGene Expression RegulationHeart NeoplasmsCardiac Care FacilitiesRats, WistarCardiotonic AgentsModels, CardiovascularTranscription FactorsRisk AssessmentPrognosisSpecies SpecificityRecombinant ProteinsSequence Homology, Amino AcidAnalysis of VarianceAnimals, NewbornTranscription, Genetic