SpermatozoaAcrosome ReactionSperm MotilitySperm HeadSemen PreservationSperm CapacitationZona PellucidaEpididymisAcrosomeSperm TailSperm TransportSperm MaturationFertilizationAcrosinSemenSpermatidsSperm-Ovum InteractionsInfertility, MaleEjaculationCryopreservationTestisSpermatogenesisSperm CountFertilization in VitroSperm AgglutinationSemen AnalysisInsemination, ArtificialFertilityOligospermiaChlortetracyclineFallopian TubesCryoprotective AgentsSeminal Plasma ProteinsCalcimycinVitelline MembraneIonophoresPeanut AgglutininEgg ProteinsSperm Injections, IntracytoplasmicOvumChlorohydrinsalpha-ChlorohydrinSea UrchinsMicroscopy, ElectronOocytesSperm MidpieceAsthenozoospermiaSwineCattleMacropodidaeMesocricetusCell MembraneCervix MucusSex PreselectionExocytosisPovidoneCalciumCricetinaeChromomycin A3ProtaminesSeminal Vesicle Secretory ProteinsShrewsFreezingAsteriasMarsupialiaSperm RetrievalMicroinjectionsOviductsVasectomyY ChromosomePregnancyBisbenzimidazoleMicroscopy, Immunoelectronrab3A GTP-Binding ProteinInseminationSeminiferous TubulesContraceptive Agents, MaleSheepMicroscopy, Phase-ContrastPimozideProgesteroneBenzamidinesMicroscopy, FluorescenceEmbryo TransferFluorescein-5-isothiocyanateSpermatocytesFollicular FluidPentoxifyllineFluorescent Antibody TechniqueFluorescent DyesRete TestisHyaluronoglucosaminidaseCalcium IonophoresGenitalia, MaleFluorescent Antibody Technique, IndirectStarfishBody FluidsProstatic Secretory ProteinsStaining and LabelingAntigens, CD46