BlastocystCleavage Stage, OvumEmbryo Culture TechniquesEmbryonic DevelopmentEmbryo TransferMorulaBlastomeresFertilization in VitroEmbryonic and Fetal DevelopmentZygoteEmbryo ImplantationEmbryo, MammalianOocytesCryopreservationVitrificationPregnancyNuclear Transfer TechniquesCloning, OrganismFetal ViabilityParthenogenesisPreimplantation DiagnosisBlastocyst Inner Cell MassSperm Injections, IntracytoplasmicCulture TechniquesGene Expression Regulation, DevelopmentalPregnancy RateEctogenesisFertilizationEmbryo, NonmammalianCattleCulture MediaTrophoblastsPolar BodiesMolecular Sequence DataOogenesisBlastulaZona PellucidaUrochordataOctamer Transcription Factor-3Fallopian TubesIn Vitro Oocyte Maturation TechniquesOvumEctodermSuperovulationSea UrchinsCells, CulturedCell NucleusGerm LayersBase SequenceTime FactorsGene Transfer TechniquesCumulus CellsAmino Acid SequenceGastrulaRNA, MessengerAneuploidyMice, Inbred StrainsMice, Inbred ICRSwinePregnancy, MultipleEmbryo Implantation, DelayedMice, Inbred CBAXenopus laevisEmbryonic InductionUterusCytoplasmEthylene GlycolCell CountSpermatozoaChimeraXenopus ProteinsDNA CleavageCryoprotective AgentsGene Transfer, HorizontalMicromanipulationMice, Inbred C57BLLive BirthPolyvinyl AlcoholCell DifferentiationEmbryo LossTranscription FactorsIn Situ HybridizationBody PatterningIn Situ Hybridization, FluorescenceEmbryonic Stem CellsSus scrofaXenopusMicroinjectionsPregnancy OutcomeCell Culture TechniquesPregnancy, AnimalReverse Transcriptase Polymerase Chain ReactionSingle Embryo TransferTranscription, GeneticApoptosisQuintupletsMetaphaseInsemination, ArtificialSerum Albumin, BovineCell Line