Multiple Birth OffspringOocyte DonationOvumReproductive Techniques, AssistedTissue DonorsOvuleBirth RateAlstroemeriaGerm Cells, PlantFertilizationDonor SelectionEgg YolkUrochordataSperm CountSperm HeadHematopoietic Stem Cell TransplantationSperm CapacitationHematopoietic Stem Cell MobilizationEgg ProteinsTransplantation, HomologousPollen TubeHistocompatibility TestingPregnancySeedsStarfishGranulocyte Colony-Stimulating FactorEgg ShellEgg WhiteRosaEndospermPollenPhloroglucinolAnuraBlood DonorsFlowersSperm-Ovum InteractionsLiving DonorsRanidaeSperm MaturationSpleenLymphocytesParasite Egg CountSperm TransportArabidopsisT-LymphocytesAcrosomeRana pipiensSperm Injections, IntracytoplasmicReproductionArabidopsis ProteinsInfertility, MaleCells, CulturedGene Expression Regulation, PlantEgg HypersensitivitySperm MidpieceOvipositionSemenZea maysZona PellucidaSemen PreservationRana esculentaSperm BanksEpididymisPlant ProteinsMembrane PotentialsGenes, PlantFertilityOocytesPotassiumCell MembraneSemen AnalysisZygoteTestisRana catesbeianaVitelline MembraneRana ridibundaEjaculationCryopreservationSperm WhaleOligospermiaTime FactorsXenopus laevisMolecular Sequence DataSpermatozoaEgg Proteins, DietaryEchinodermataSexual Behavior, AnimalInsemination, ArtificialSeminal Plasma ProteinsCalciumMicroinjectionsXenopusProtaminesAsthenozoospermiaAmino Acid SequenceTissue and Organ ProcurementChickensMusclesOogenesisSpecies Specificity