BlastocystEmbryo, MammalianEmbryonic DevelopmentMorulaEmbryo ImplantationEmbryonic and Fetal DevelopmentZygotePreimplantation DiagnosisPregnancyEmbryo, NonmammalianBlastomeresOocytesGene Expression Regulation, DevelopmentalChick EmbryoFertilization in VitroCleavage Stage, OvumEmbryo Culture TechniquesEmbryo TransferEmbryo ResearchCryopreservationEctogenesisCulture TechniquesEmbryo LossEmbryo DispositionPregnancy RateSperm Injections, IntracytoplasmicGastrulaCloning, OrganismEmbryo Implantation, DelayedIn Situ HybridizationAneuploidyPersonhoodBeginning of Human LifeVitrificationFertilizationTime FactorsMesodermRNA, MessengerNuclear Transfer TechniquesTrophoblastsSingle Embryo TransferMorphogenesisBlastocyst Inner Cell MassParthenogenesisMosaicismFallopian TubesZebrafishMolecular Sequence DataFetal ViabilityEctodermBody PatterningUterusSuperovulationMice, Inbred ICRCulture MediaEndodermHomeodomain ProteinsEndometriumXenopus ProteinsBase SequenceEmbryologyPregnancy OutcomeMicroinjectionsMice, Inbred StrainsEmbryonic Stem CellsTranscription FactorsCell Differentiation