HypertrophyCardiomegalyHypertrophy, Left VentricularFibroblastsMyocytes, CardiacMyocardiumCell ProliferationHeartCells, CulturedHypertrophy, Right VentricularFibrosisSignal TransductionVentricular RemodelingOrgan SizeHeart VentriclesEchocardiographyAtrial Natriuretic FactorMice, TransgenicDisease Models, AnimalRats, Sprague-DawleyRNA, MessengerBlood PressureMyocardial ContractionAngiotensin IICalcineurinMice, KnockoutHypertensionMice, Inbred C57BLHeart FailureCardiomyopathy, HypertrophicGene Expression RegulationTime FactorsCell SizeFibroblast Growth Factor 2Endomyocardial FibrosisRats, WistarCell EnlargementCardiac OutputMyosin Heavy ChainsApoptosisGene ExpressionAnimals, NewbornArrhythmias, CardiacHemodynamicsCell DivisionRats, Inbred SHRIsoproterenolPhosphorylationCardiomegaly, Exercise-InducedVentricular Function, LeftFibroblast Growth FactorsBlotting, WesternVentricular PressureCardiomyopathiesCell LineCollagenPhenylephrineMuscle ProteinsElectrocardiographyCell DifferentiationReverse Transcriptase Polymerase Chain ReactionRats, Inbred WKYConstrictionBody WeightNFATC Transcription FactorsDeath, Sudden, CardiacImmunohistochemistryHeart DiseasesPhenotypeEndothelin-1Heart RateDose-Response Relationship, DrugUp-RegulationCardiac Surgical ProceduresAortaCardiotonic AgentsGATA4 Transcription FactorTransfectionVentricular Function, RightVentricular MyosinsEnzyme ActivationCalciumVentricular Dysfunction, LeftEnzyme InhibitorsCardiomyopathy, DilatedProto-Oncogene Proteins c-aktCardiac MyosinsSarcoplasmic Reticulum Calcium-Transporting ATPasesTranscription FactorsMuscle CellsMitogen-Activated Protein KinasesReceptors, Fibroblast Growth FactorReceptor, Angiotensin, Type 1SkinAntihypertensive AgentsPhysical Conditioning, AnimalReceptors, Adrenergic, betaMolecular Sequence DataNatriuretic Peptide, BrainGTP-Binding Protein alpha Subunits, Gq-G11