CholestadienolsFertilizationOocytesMeiosisCross-PrimingFertilization in VitroProtein Interaction Domains and MotifsSpermatozoaSperm-Ovum InteractionsOvumEmbryo TransferZygoteZona PellucidaSperm Injections, IntracytoplasmicSperm MotilityPregnancySea UrchinsPregnancy RateAcrosomeOogenesisSperm MaturationEmbryonic DevelopmentCleavage Stage, OvumBlastocystAcrosome ReactionInfertility, FemaleSperm CapacitationCryopreservationFertilizersOvulation InductionInfertility, MaleMicroinjectionsEgg ProteinsInfertilityEmbryonic and Fetal DevelopmentParthenogenesisIn Vitro Oocyte Maturation TechniquesSexual MaturationOvarian FollicleEmbryo ImplantationFertilityStarfishFollicular FluidCumulus CellsVitelline MembraneEmbryo, MammalianSperm HeadOocyte RetrievalPregnancy OutcomeSemen PreservationReproductive TechniquesOvulationChorionic GonadotropinInsemination, ArtificialUrochordataCell DifferentiationFallopian TubesEmbryo Culture TechniquesEpididymisOvaryOvuleFollicle Stimulating HormoneCells, CulturedMenotropinsOocyte DonationMolecular Sequence DataSemenReproductive Techniques, AssistedSperm CountReproductionTime FactorsAcrosinMetaphaseTestisSperm TransportSuperovulationCytoplasmInseminationGene Expression Regulation, DevelopmentalEchinodermataCattleOligospermiaLive BirthEmbryo, NonmammalianDendritic CellsMicromanipulationSperm TailPollen TubeAmino Acid SequenceMice, Inbred C57BLSeedsCell NucleusBlastomeresOvarian Hyperstimulation SyndromeEjaculationPregnancy, MultipleFallopian Tube DiseasesProgesteroneGonadotropinsRNA, Messenger