HypertrophyCardiomegalyAngiotensin IIPhenylpropionatesRats, Inbred SHRHypertensionHypertrophy, Left VentricularMuscle, Smooth, VascularBlood PressureMesenteric ArteriesReceptors, EndothelinRats, Inbred WKYAorta, ThoracicBlood VesselsVasoconstrictor AgentsAortaEndothelinsRats, Sprague-DawleySystoleAntihypertensive AgentsEndothelin-1Body WeightHypertrophy, Right VentricularMyocardiumMyocytes, CardiacOrgan SizeEchocardiographyVentricular RemodelingHeart VentriclesCardiomyopathy, HypertrophicCell EnlargementHeartFibrosisAtrial Natriuretic FactorCell SizeCalcineurinDisease Models, AnimalMyocardial ContractionHeart FailureMice, TransgenicCells, CulturedAdenoidsSignal TransductionMyosin Heavy ChainsMonocrotaline