HypertrophyCardiomegalyDefibrillators, ImplantableHypertrophy, Left VentricularHypertensionMyocytes, CardiacMyocardiumHypertension, PulmonaryBlood PressureHeartHypertrophy, Right VentricularArrhythmias, CardiacDeath, Sudden, CardiacVentricular RemodelingHeart VentriclesEchocardiographyHeart FailureOrgan SizeFibrosisHypertension, RenalAtrial Natriuretic FactorAngiotensin IIAntihypertensive AgentsDisease Models, AnimalTachycardia, VentricularRats, Sprague-DawleyCardiomyopathy, HypertrophicImplantable NeurostimulatorsMyocardial ContractionElectrocardiographyEquipment FailureCalcineurinRats, Inbred SHRHemodynamicsHypertension, RenovascularElectric CountershockTime FactorsVentricular FibrillationMice, TransgenicInfusion Pumps, ImplantableCardiac OutputHypertension, PortalEndomyocardial FibrosisCardiomyopathiesPacemaker, ArtificialRats, Inbred WKYHeart RateSignal TransductionVentricular Function, LeftRats, WistarCell SizeProstheses and ImplantsCells, CulturedCell EnlargementHeart DiseasesMyosin Heavy ChainsMice, KnockoutCardiac Pacing, ArtificialVentricular Dysfunction, LeftIsoproterenolPhenylephrineTreatment OutcomeMice, Inbred C57BLRisk FactorsVentricular PressureRNA, MessengerCardiomegaly, Exercise-InducedBody WeightFollow-Up StudiesCardiomyopathy, DilatedAnimals, NewbornReninVentricular Function, RightMonocrotalineEndothelin-1TelemetryElectrodes, ImplantedConstrictionHypertension, MalignantStroke VolumeMuscle ProteinsCardiac Surgical ProceduresPulmonary ArteryRenin-Angiotensin SystemVentricular Dysfunction, RightEquipment DesignProspective StudiesCardiotonic AgentsGene Expression RegulationSystoleSyncopeRats, Inbred DahlKidneyAortaNFATC Transcription FactorsDiastoleAnti-Arrhythmia AgentsElectric InjuriesReceptor, Angiotensin, Type 1Angiotensin-Converting Enzyme Inhibitors