Age FactorsErectile DysfunctionVentricular Dysfunction, LeftVentricular DysfunctionSexual Dysfunction, PhysiologicalSexual Dysfunctions, PsychologicalEndothelium, VascularVentricular Dysfunction, RightDisease Models, AnimalOxidative StressPrimary Graft DysfunctionPenile ErectionVasodilationDiastoleAutonomic Nervous System DiseasesMitochondriaTime FactorsMyocardiumHeart FailureMyocardial ContractionEchocardiographyMultiple Organ FailureCardiomyopathiesVasodilator AgentsImpotence, VasculogenicMitochondrial DiseasesMice, Inbred C57BLNitric OxideCognition DisordersSystoleBiological MarkersVentricular Function, LeftPenisStroke VolumeReactive Oxygen SpeciesHeartRats, Sprague-DawleyHeart Failure, DiastolicNitric Oxide Synthase Type IIIKidney DiseasesHemodynamicsTreatment OutcomeSeverity of Illness IndexRisk FactorsBlood PressureProspective StudiesVascular DiseasesMice, KnockoutVentricular RemodelingAcetylcholineEchocardiography, DopplerCase-Control StudiesAgingMice, TransgenicAnalysis of VarianceBrainRats, WistarMyocytes, CardiacCells, CulturedSulfonesSphincter of Oddi DysfunctionNeuropsychological TestsHeart DiseasesEndothelial CellsMicrocirculationFollow-Up StudiesHypertensionChronic DiseaseKidneyDose-Response Relationship, DrugSignal TransductionBrachial ArteryNatriuretic Peptide, BrainMagnetic Resonance ImagingDiabetes Mellitus, ExperimentalSepsisSuperoxidesPhosphodiesterase 5 InhibitorsNitroprussideApoptosisCoronary CirculationInflammationRetrospective StudiesHeart VentriclesHeart RateRenal InsufficiencyPredictive Value of TestsMembrane Potential, MitochondrialNitric Oxide SynthaseFibrosisAntioxidantsDiabetes Mellitus, Type 2CreatinineThyroid DiseasesCardiomyopathy, DilatedMyocardial IschemiaPurinesPosterior Tibial Tendon DysfunctionElectrocardiographyHypertrophy, Left Ventricular