Models, CardiovascularVascular DiseasesEndothelium, VascularVasodilationMyocytes, CardiacVasodilator AgentsVasoconstrictor AgentsCardiac OutputVasoconstrictionNitric OxideVentricular Dysfunction, LeftOxidative StressHeartDisease Models, AnimalAcetylcholineDiabetic AngiopathiesBlood PressureBlood VesselsNitric Oxide Synthase Type IIIAortaArrhythmias, CardiacErectile DysfunctionNitroprussideCardiac Surgical ProceduresTime FactorsAorta, ThoracicDeath, Sudden, CardiacRats, Sprague-DawleyMice, Inbred C57BLHypertensionRats, WistarPentaerythritol TetranitrateDiabetes Mellitus, ExperimentalSuperoxidesReactive Oxygen SpeciesMyocardiumHemodynamicsMesenteric ArteriesVascular ResistanceDose-Response Relationship, DrugMyocardial ContractionMyographyPlasma KallikreinEndothelin-1MicrocirculationBiological MarkersHeart DiseasesVasomotor SystemCardiomegalyRegional Blood FlowHeart RateAngiotensin IIPeroxynitrous AcidMice, KnockoutPhenylephrineCells, CulturedMuscle, Smooth, VascularCardiac Pacing, ArtificialHeart FailureNitric Oxide SynthaseAgingArteriesHeart VentriclesCardiomyopathiesCarotid ArteriesCoronary VesselsEndothelial CellsEchocardiographyNitric Oxide Synthase Type IICardiac CatheterizationCardiac TamponadeVentricular DysfunctionNitratesBrachial ArterySignal TransductionRisk FactorsNADPH OxidaseChromonarPregnancyElectrocardiographyVentricular Function, LeftMice, TransgenicEnzyme InhibitorsAtherosclerosisMetalloporphyrinsArteriolesCyclic N-OxidesHeart ArrestTreatment OutcomeAnalysis of VarianceCardiovascular DiseasesModels, AnimalArginaseInflammationVasculitisVentricular RemodelingBody WeightArterial PressureSorbitolAntioxidants