Heart TransplantationTissue DonorsHeartTransplantation, HeterotopicHeart RateHeart FailureOrgan PreservationBrain DeathMyocardiumTissue and Organ ProcurementGraft RejectionVentricular DysfunctionBlood DonorsDonor SelectionCardiomyopathy, DilatedLiving DonorsTransplantsHeart-Assist DevicesTransplantation, HomologousOrgan Preservation SolutionsCold IschemiaGraft SurvivalMyocardial ContractionHeart DiseasesTime FactorsHeart Defects, CongenitalHeart VentriclesRats, Inbred LewTreatment OutcomeMyocardial Reperfusion InjuryMyocytes, CardiacModels, AnimalFetal HeartEchocardiographyDipyridamoleVentricular Dysfunction, LeftPostoperative ComplicationsImmunosuppressive AgentsRetrospective StudiesHeart ValvesReceptors, Adrenergic, betaHeart AtriaRNA, MessengerCoronary VesselsMice, Inbred C57BLImmunohistochemistryHeart BlockBiological MarkersHeart Arrest, InducedHeart Function TestsMyocardial IschemiaElectrocardiographyInterleukin-6HemodynamicsCoronary DiseaseRisk FactorsPerfusionCardiac Output, LowVentricular Function, LeftLiver TransplantationHeart, ArtificialKidney TransplantationHeart Failure, SystolicHeart ArrestMyocardial InfarctionCardiomegalyCardiotonic AgentsHeart InjuriesFollow-Up StudiesCardiomyopathiesHeart Rate, FetalHeart SeptumStroke VolumeRheumatic Heart DiseaseProspective StudiesHeart Valve ProsthesisDogsTissue and Organ HarvestingAdrenergic beta-AntagonistsHistocompatibility TestingHeart Failure, DiastolicAmerican Heart AssociationChronic DiseaseVentricular RemodelingBone Marrow TransplantationDisease Models, AnimalRats, Sprague-DawleyOxygen ConsumptionRats, WistarCadaverGraft vs Host DiseaseAutonomic Nervous SystemCardiac Pacing, ArtificialCells, CulturedMolecular Sequence DataHeart Septal DefectsHypoplastic Left Heart SyndromeHeart NeoplasmsNational Heart, Lung, and Blood Institute (U.S.)Ventricular Pressure