Cloning, MolecularEmbryo, MammalianClone CellsEmbryo ImplantationBlastocystEmbryo ResearchBlastomeresEmbryonic DevelopmentMolecular Sequence DataEmbryo, NonmammalianBase SequenceFertilization in VitroChick EmbryoAmino Acid SequenceEmbryonic and Fetal DevelopmentPersonhoodBeginning of Human LifePregnancyEmbryo DispositionCryopreservationDNA, ComplementaryCloning, OrganismEmbryo Culture TechniquesEmbryo TransferGene Expression Regulation, DevelopmentalSequence Homology, Amino AcidPregnancy RateZygoteRNA, MessengerLifeCulture TechniquesPreimplantation DiagnosisMosaicismValue of LifeDNAAnatomy, ArtisticTheologyMorulaEctogenesisEmbryologyCell LineIncubatorsOocytesSperm Injections, IntracytoplasmicSequence Analysis, DNASingle Embryo TransferPolymerase Chain ReactionFetal ResearchResearch Embryo CreationPrenatal InjuriesSequence Homology, Nucleic AcidGene ExpressionEthylene GlycolNucleic Acid HybridizationIn Situ HybridizationEmbryo LossSequence AlignmentMoralsGestational AgeMutationFetal ViabilityReproductive TechniquesCryoprotective AgentsVitrificationHuman CharacteristicsAneuploidyTime FactorsChromosome MappingTrophoblastsCulture MediaCleavage Stage, OvumGenesPhenotypeTranscription, GeneticBlotting, NorthernFetusEscherichia coliPlasmidsBlotting, SouthernGamete Intrafallopian TransferMesodermPhylogenyMorphogenesisCell DifferentiationYolk SacPregnancy OutcomeGenes, BacterialDNA PrimersIn Situ Hybridization, FluorescenceFertilizationGerm LayersChromosome AberrationsRecombinant ProteinsZona PellucidaTranscription FactorsCatholicismZebrafishTotipotent Stem CellsThiepinsNontherapeutic Human Experimentation