Cloning, OrganismNuclear Transfer TechniquesClone CellsEmbryo, MammalianMammalsEmbryo ImplantationBlastocystBlastomeresEmbryo ResearchEmbryonic DevelopmentCloning, MolecularEmbryo, NonmammalianMolecular Sequence DataFertilization in VitroChick EmbryoBase SequenceEmbryonic and Fetal DevelopmentAmino Acid SequencePersonhoodBeginning of Human LifePregnancyEmbryo DispositionCryopreservationEmbryo Culture TechniquesEmbryo TransferGene Expression Regulation, DevelopmentalZygotePregnancy RateDNA, ComplementaryCulture TechniquesLifePreimplantation DiagnosisSequence Homology, Amino AcidValue of LifeMosaicismOocytesRNA, MessengerAnatomy, ArtisticTheologyMorulaEctogenesisEmbryologyIncubatorsSperm Injections, IntracytoplasmicCell LineDNASingle Embryo TransferFetal ResearchResearch Embryo CreationPrenatal InjuriesEthylene GlycolEmbryo LossMutationIn Situ HybridizationSequence Analysis, DNASequence AlignmentNucleic Acid HybridizationFetal ViabilityPlasmidsGenes, BacterialGestational AgeEscherichia coliGene ExpressionMoralsSequence Homology, Nucleic AcidTranscription, GeneticVitrificationReproductive TechniquesCryoprotective AgentsPolymerase Chain ReactionAneuploidyHuman CharacteristicsPhylogenyGenesCleavage Stage, OvumTrophoblastsCulture MediaTime FactorsMorphogenesisFetusMesodermGamete Intrafallopian TransferYolk SacZebrafishPregnancy OutcomeFertilizationTranscription FactorsPhenotypeRecombinant ProteinsCell DifferentiationZona PellucidaGerm LayersDNA Restriction EnzymesChromosome MappingRestriction MappingDNA PrimersTotipotent Stem CellsCatholicismThiepinsEmbryonic Stem Cells