Cardiomegaly/metabolism; Cardiomyopathies/metabolism; Lipid Metabolism; Myocardium/metabolism; Vascular Endothelial Growth Factor B/metabolism; Ventricular Function, Left; Angiotensin II; Animals; Blood Pressure; Capillaries/metabolism; Capillaries/pathology; Cardiomegaly/pathology; Cardiomegaly/physiopathology; Cardiomyopathies/pathology; Cardiomyopathies/physiopathology; Cell Size; Ceramides/metabolism; Coronary Vessels/metabolism; Coronary Vessels/pathology; Disease Models, Animal; Heart Rate; Humans; Hypertension/chemically induced; Hypertension/genetics; Hypertension/physiopathology; Mice; Mice, Transgenic; Mitochondria, Heart/metabolism; Mitochondria, Heart/pathology; Myocardial Ischemia/metabolism; Myocardial Ischemia/physiopathology; Myocardium/pathology; Myocytes, Cardiac/metabolism; Myosin Heavy Chains/genetics; Neovascularization, Physiologic; Oxidation-Reduction; Promoter Regions, Genetic; Skin/blood supply; Skin/metabolism; Time Factors; Triglycerides/metabolism; Up-Regulation; Vascular Endothelial Growth Factor B/genetics; Ventricular Myosins/genetics