Sperm CountSperm HeadSperm CapacitationSperm MaturationSperm TransportSperm-Ovum InteractionsSperm Injections, IntracytoplasmicAcrosomeInfertility, MaleSperm MidpieceFertilizationSemenSperm BanksSemen PreservationEpididymisSemen AnalysisZona PellucidaTestisEjaculationFertilitySperm WhaleCryopreservationOligospermiaOvumSeminal Plasma ProteinsAsthenozoospermiaProtaminesInsemination, ArtificialSea UrchinsOocytesEgg ProteinsAzoospermiaSexual Behavior, AnimalFallopian TubesSeminal Vesicle Secretory ProteinsVasectomyCryoprotective AgentsWhalesReproductionInseminationPregnancyVitelline MembraneGenitalia, MalePregnancy RateMicroinjectionsDNA FragmentationCopulationReproductive TechniquesAneuploidyOviductsReproductive Techniques, AssistedContraceptive Agents, MaleZygoteCattlePovidoneChromomycin A3Y ChromosomeEpididymal Secretory ProteinsCervix MucusVasovasostomyChromatinCell MembraneInsemination, Artificial, HomologousGenitalia, FemaleMeiosisInsemination, Artificial, HeterologousSwineSeminiferous TubulesInfertilityEchinodermataTesticular DiseasesMicroscopy, ElectronIn Situ Hybridization, FluorescenceMolecular Sequence DataPregnancy OutcomeFlagellaChromosomes, Human, YTestosteroneFreezingCalciumIonophoresSpecies SpecificityAcridine OrangeContraception, ImmunologicSex RatioUrochordataVaccines, ContraceptiveTime FactorsAmino Acid SequenceSeminal Vesiclesalpha-ChlorohydrinMice, Inbred ICREmbryonic DevelopmentTissue and Organ HarvestingScrotumMesocricetusDisorders of Sex DevelopmentOrgan SizeCell NucleusHorses