Side-Population CellsMyocytes, CardiacCardiac OutputHeartNeoplastic Stem CellsBenzimidazolesArrhythmias, CardiacCardiac Surgical ProceduresDeath, Sudden, CardiacATP-Binding Cassette TransportersCell SeparationStem CellsSp3 Transcription FactorCardiomegalyCardiac TamponadeCardiac Pacing, ArtificialMatrix Metalloproteinase 16Flow CytometryHeart DiseasesCell DifferentiationMyocardiumCardiac CatheterizationMyocardial ContractionHeart ArrestPhenotypeHeart VentriclesMice, Inbred C57BLMice, SCIDCell LineageCell Line, TumorMyoblasts, CardiacHeart FailureCardiomyopathiesMice, Inbred NODCells, CulturedNeoplasm ProteinsBiological MarkersCardiac MyosinsCardiac Imaging TechniquesElectrocardiographyCardiac GlycosidesHeart RateEchocardiographyThymus GlandAntigens, CD45Time FactorsCell ProliferationCardiac Output, LowFluorescent DyesOut-of-Hospital Cardiac ArrestHemodynamicsMyocardial InfarctionCardiac VolumeVentricular RemodelingHeart TransplantationTroponin IVentricular Function, LeftReverse Transcriptase Polymerase Chain ReactionMice, TransgenicLimbus CorneaeMolecular Sequence DataHeart Defects, CongenitalRegenerationDrug Resistance, NeoplasmSignal TransductionStroke VolumeBlood PressureCardiac Resynchronization TherapyHeart Function TestsRNA, MessengerTroponin THeart Conduction SystemBone Marrow CellsDogsCardiopulmonary ResuscitationCell Culture TechniquesRNA, Ribosomal, 16SGene Expression RegulationHematopoietic Stem CellsHeart NeoplasmsCardiac Care FacilitiesDental PulpDNA, RibosomalNeoplasm TransplantationCardiomyopathy, DilatedVentricular Dysfunction, LeftCardiotonic AgentsTreatment OutcomeMyocardial IschemiaCardiac ElectrophysiologyRats, Sprague-DawleyImmunophenotypingModels, CardiovascularFibrosisFetal HeartCalciumProspective StudiesHeart AtriaTransplantation, HeterologousDisease Models, Animal