SpermatozoaFertilizationFertilization in VitroSperm HeadSperm CountSperm-Ovum InteractionsSperm CapacitationOvumOocytesSperm Injections, IntracytoplasmicAcrosome ReactionZona PellucidaInfertility, MaleSperm MaturationZygoteEmbryo TransferSperm TransportSea UrchinsSemen PreservationCryopreservationPregnancySemen AnalysisPregnancy RateSperm MotilityFertilityEpididymisSperm MidpieceEgg ProteinsEmbryonic DevelopmentInfertility, FemaleSemen AnalysisBlastocystTestisMicroinjectionsCleavage Stage, OvumEjaculationSperm BanksInsemination, ArtificialAcrosome ReactionFertilizersOvulation InductionInfertilityOligospermiaVitelline MembraneFallopian TubesEmbryo LossReproductive TechniquesPregnancy OutcomeEmbryonic and Fetal DevelopmentParthenogenesisUrochordataSeminal Plasma ProteinsStarfishMeiosisInseminationFollicular FluidOogenesisReproductive Techniques, AssistedReproductionOocyte RetrievalEmbryo, MammalianProtaminesEchinodermataCryoprotective AgentsOvulationOvuleCumulus CellsSexual Behavior, AnimalChorionic GonadotropinSperm WhaleOocyte DonationEmbryo Culture TechniquesOvarian FollicleCattleAzoospermiaFollicle Stimulating HormoneMenotropinsContraception, ImmunologicMicromanipulationAcrosinLive BirthOvaryAsthenozoospermiaSuperovulationPollen TubeIn Vitro Oocyte Maturation TechniquesCalciumPregnancy, MultipleOviductsTime FactorsCytoplasmMetaphaseSwineFallopian Tube DiseasesGerm Cells, PlantEmbryo, NonmammalianCopulationChromomycin A3IonophoresMolecular Sequence Data