TestisPenile IndurationTunica MediaTesticular HydrocelePenisUrologic Surgical Procedures, MaleRete TestisSpermatogenesisSertoli CellsElastic TissueScrotumTesticular NeoplasmsLeydig CellsCryptorchidismPenile ImplantationTunica IntimaPenile ProsthesisImpotence, VasculogenicSpermatocelePenile ErectionSeminiferous EpitheliumSpermatic Cord TorsionSpermatidsSpermatic CordSpermatozoaSpermatogoniaStrongyle Infections, EquineUrethral StrictureStrongyloideaImmunohistochemistryStrongylusEpididymisOrchiectomyUrinary FistulaTesticular DiseasesMesotheliomaTestosteroneSpermatocytesGenital Neoplasms, MaleHypospadiasUrethraOvaryRNA, MessengerCutaneous FistulaErectile DysfunctionUrethral DiseasesSurgical FlapsMuscle, Smooth, VascularSerous MembranePersistent Hyperplastic Primary VitreousMicroscopy, ElectronSperm CountConnective TissueArteriesOrgan SizeRats, Sprague-DawleyInfertility, MaleGerm CellsOrchitisGenitalia, MaleSexual MaturationArmadillosAortaReverse Transcriptase Polymerase Chain ReactionMolecular Sequence DataHistocytochemistryMicroscopy, Electron, ScanningMuscle, SmoothAorta, ThoracicElastinBlood-Testis BarrierTissue DistributionVeinsSeminiferous TubulesSex DifferentiationRats, WistarSwineOrgan SpecificityAmino Acid SequenceLens, CrystallineBase SequenceAorta, AbdominalSex-Determining Region Y ProteinRats, Inbred StrainsFertilityDog DiseasesSeminal VesiclesDNA, ComplementarySex Determination ProcessesDogsMyenteric PlexusFollicle Stimulating HormoneGonadsSertoli Cell TumorIn Situ HybridizationMyocytes, Smooth MuscleOrchiopexyDibutyl PhthalateVitreous BodyPericardium