CryopreservationCryoprotective AgentsPropylene GlycolOocytesFertility PreservationVitrificationOocyte RetrievalFertilization in VitroReproductive Techniques, AssistedFreezingSemen PreservationEmbryo TransferSperm Injections, IntracytoplasmicInfertility, FemaleInfertilityPregnancy RateSucroseEthylene GlycolOvulation InductionPregnancyDimethyl SulfoxideSpermatozoaMetaphaseCell SurvivalBlastocystOocyte DonationTissue PreservationFertilizationZona PellucidaMeiosisSperm MotilityOvaryOogenesisReproductive TechniquesEmbryo Culture TechniquesEmbryo, MammalianEmbryonic DevelopmentMicroinjectionsZygoteIn Vitro Oocyte Maturation TechniquesSperm-Ovum InteractionsCleavage Stage, OvumOvarian FollicleSperm BanksPolar BodiesBlastomeresCumulus CellsOrgan PreservationTissue BanksParthenogenesisPropylene GlycolsEmbryonic and Fetal DevelopmentAge FactorsFertilityMicroscopy, PolarizationBlood PreservationSemen AnalysisAneuploidyMeiotic Prophase IEmbryo ImplantationXenopus laevisOvumInfertility, MaleSperm RetrievalSpindle ApparatusPrimary Ovarian InsufficiencyCell Culture TechniquesFollicular FluidPregnancy OutcomeGlycerolTissue SurvivalCytoplasmTime Factors