BlastocystEmbryo, MammalianEmbryo, NonmammalianEmbryo ImplantationChick EmbryoEmbryonic DevelopmentEmbryonic and Fetal DevelopmentFertilization in VitroMorulaCleavage Stage, OvumPregnancyBlastomeresGene Expression Regulation, DevelopmentalEmbryo LossEmbryo Culture TechniquesZygoteCryopreservationOocytesCloning, OrganismCulture TechniquesBlastocyst Inner Cell MassNuclear Transfer TechniquesEmbryo TransferEctogenesisParthenogenesisPregnancy RateSingle Embryo TransferVitrificationFetal ViabilityEmbryo Implantation, DelayedEmbryo DispositionSperm Injections, IntracytoplasmicZebrafishTrophoblastsEctodermGastrulaIn Situ HybridizationBody PatterningZona PellucidaSuperovulationCulture MediaMorphogenesisEmbryo ResearchCattleUterusEndodermFertilizationMesodermChimeraPreimplantation DiagnosisMice, Inbred ICRFallopian TubesHomeodomain ProteinsRNA, MessengerZebrafish ProteinsMolecular Sequence DataTime FactorsMice, Inbred StrainsCell DifferentiationCryoprotective AgentsMicroinjectionsTranscription FactorsEthylene GlycolIn Vitro Oocyte Maturation TechniquesPregnancy OutcomeXenopus ProteinsSeedsBlastodermLive BirthBase SequenceEmbryonic InductionCell CountAnimals, Genetically ModifiedDrosophilaSea UrchinsEndometriumOvumGerm LayersYolk SacDrosophila ProteinsCell NucleusEmbryonic Stem CellsCell LineageOogenesis