Seminiferous TubulesTestisSertoli CellsSpermatogenesisSeminiferous EpitheliumSpermatogoniaSpermatidsKidney Tubules, ProximalSpermatozoaLeydig CellsKidney TubulesRete TestisBlood-Testis BarrierEpididymisCryptorchidismSperm CountOrchitisSpermatocytesMalpighian TubulesTestosteroneOrgan SizeInfertility, MaleKidney Tubules, DistalSexual MaturationGerm CellsTesticular DiseasesAntispermatogenic AgentsGenitalia, MaleTransilluminationFollicle Stimulating HormoneOrnipressinKidney Tubules, CollectingAndrogen-Binding ProteinSeminal VesiclesFertilityImmunohistochemistryVasectomyRats, Sprague-DawleyHistocytochemistryDibutyl PhthalateMicroscopy, ElectronInhibinsSperm MotilityLuteinizing HormoneBody FluidsRats, WistarRats, Inbred StrainsToxicity TestsSpermatic Cord Torsion3-Hydroxysteroid DehydrogenasesRNA, MessengerSpermatic CordTestosterone PropionateIn Situ Nick-End LabelingTesticular NeoplasmsCell CountAtrophyScrotumMeiosisDisorders of Sex DevelopmentKlinefelter SyndromeTissue DistributionHexanonesKidneyCells, CulturedMice, Inbred C57BLVas DeferensIn Situ HybridizationOligospermiaTime FactorsAnimals, NewbornMesylatesVasotocinBody WeightNephronsHypophysectomyReproductionBasement MembraneSperm RetrievalSciuridaeFluorescent Antibody TechniqueMice, Transgenic