Penile IndurationTunica MediaTesticular HydrocelePenisUrologic Surgical Procedures, MaleElastic TissuePenile ImplantationTunica IntimaPenile ProsthesisImpotence, VasculogenicSpermatocelePenile ErectionScrotumStrongyle Infections, EquineUrethral StrictureStrongyloideaStrongylusTesticular NeoplasmsSpermatic CordUrinary FistulaMesotheliomaHypospadiasTestisUrethraGenital Neoplasms, MaleCutaneous FistulaErectile DysfunctionSurgical FlapsMuscle, Smooth, VascularUrethral DiseasesSpermatic Cord TorsionSerous MembranePersistent Hyperplastic Primary VitreousConnective TissueArteriesArmadillosAortaImmunohistochemistryMicroscopy, ElectronAorta, ThoracicMicroscopy, Electron, ScanningElastinMuscle, SmoothSeminiferous TubulesOrchiectomyVeinsLens, CrystallineAorta, AbdominalDog DiseasesSeminiferous EpitheliumMyenteric PlexusMyocytes, Smooth MuscleVitreous BodySertoli CellsPericardiumHistocytochemistryOvaryEsophagusBlood VesselsCoronary VesselsCalcinosisArteriosclerosisFibrosisPulmonary ArteryDogsSwineCollagenRats, Sprague-DawleyHyperplasiaLeydig CellsIntestine, SmallRats, WistarRabbitsCarotid ArteriesRNA, MessengerDisease Models, AnimalFluorescent Antibody TechniqueRats, Inbred StrainsEndothelium, VascularCells, CulturedReverse Transcriptase Polymerase Chain ReactionTreatment OutcomeCell DifferentiationBiological MarkersCell DivisionTime FactorsBlood Pressure