CastrationOrchiectomyTestosteroneAndrogensProstateDihydrotestosteroneAndrogen AntagonistsSeminal VesiclesReceptors, AndrogenFlutamideAnxiety, CastrationMenClonixinCyproteroneTestisAnimal WelfareGonadotropin-Releasing HormoneEpididymisTosyl CompoundsNeoplasms, Hormone-DependentEstradiolButorphanolOrgan SizeHaptoglobinsLuteinizing HormoneDrug ImplantsAnesthesia, LocalSex CharacteristicsGonadal Steroid HormonesKetoprofenZeranolAndrogen Receptor AntagonistsXylazineOvariectomyHornsProstate-Specific AntigenAnilidesScrotumSex FactorsLeuprolideHydrocortisoneSexual Maturation5-alpha Reductase InhibitorsTestosterone PropionateAzasteroidsTrematodaMen's HealthTime FactorsFinasterideRandom AllocationFollicle Stimulating HormoneHarderian GlandLidocaineAnesthesia, CaudalRats, Inbred StrainsPenisThiazinesCattleShrewsAntineoplastic Agents, HormonalGonadotropins, PituitaryFeminizationDiagnostic Techniques, RadioisotopePituitary Hormone-Releasing HormonesAnimal HusbandryAndrogen-Binding ProteinEatingHormonesCyproterone AcetateAgingGenitalia, MaleRNA, MessengerPenile ErectionEstrogensAnalgesiaCopulationPituitary GlandBody WeightRats, Sprague-DawleyBehavior, AnimalResorcinolsBuserelinSwineClusterinAndrostane-3,17-diolNitrilesGoserelinPhenylthiohydantoinDiethylstilbestrolAndrostenolsAnesthetics, CombinedPreoptic AreaPituitary Gland, AnteriorAnimals, NewbornProstatic Neoplasms, Castration-ResistantProstatic Secretory ProteinsWeight GainNeoplasm TransplantationVeterinary MedicineAge Factors