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FertilityEmbryo, MammalianEmbryo, NonmammalianChick EmbryoFertility PreservationEmbryo ImplantationPregnancyBlastocystEmbryonic DevelopmentInfertilityFertilization in VitroCryopreservationInfertility, MaleInfertility, FemaleFertility AgentsEmbryo LossSpermatozoaBirth RateEmbryonic and Fetal DevelopmentGene Expression Regulation, DevelopmentalCleavage Stage, OvumSperm MotilityBlastomeresInsemination, ArtificialTime FactorsPregnancy RateOocytesSperm CountEmbryo DispositionReproductive BehaviorReproductive Techniques, AssistedReproductionTestisFertilizationZygoteSemenOvarySpermatogenesisMorulaZebrafishSemen PreservationMolecular Sequence DataIn Situ HybridizationGastrulaCattleBody PatterningSperm Injections, IntracytoplasmicCulture TechniquesEmbryo ResearchSingle Embryo TransferPregnancy OutcomeLitter SizePlant InfertilityMorphogenesisEctogenesisTreatment OutcomeRetrospective StudiesCloning, OrganismMutationPhenotypeSemen AnalysisFamily Planning ServicesBase SequenceSeedsMesodermOvulationFertility Agents, FemaleNuclear Transfer TechniquesRNA, MessengerUterusEctodermAmino Acid SequenceSuperovulationDrosophilaZebrafish ProteinsGerm CellsDrosophila ProteinsFamily Planning PolicyContraception, ImmunologicCrosses, GeneticTranscription FactorsOvarian FollicleOvumFetal ViabilityHomeodomain ProteinsParthenogenesisReproductive MedicineSurgical Procedures, OperativeEpididymisTissue PreservationAnimals, Genetically ModifiedContraceptionDrosophila melanogasterPrimary Ovarian InsufficiencyContraceptive AgentsXenopus ProteinsZona PellucidaFallopian TubesReproductive TechniquesSperm Banks