Cloning, MolecularEmbryo, MammalianEmbryo ImplantationBlastocystEmbryo ResearchBlastomeresEmbryonic DevelopmentEmbryo, NonmammalianClone CellsFertilization in VitroChick EmbryoEmbryonic and Fetal DevelopmentPersonhoodMolecular Sequence DataBeginning of Human LifeBase SequencePregnancyAmino Acid SequenceEmbryo DispositionCryopreservationEmbryo Culture TechniquesEmbryo TransferCloning, OrganismGene Expression Regulation, DevelopmentalDNA, ComplementaryPregnancy RateZygoteLifePreimplantation DiagnosisCulture TechniquesValue of LifeMosaicismAnatomy, ArtisticTheologyMorulaEctogenesisEmbryologyIncubatorsSequence Homology, Amino AcidSperm Injections, IntracytoplasmicOocytesRNA, MessengerSingle Embryo TransferFetal ResearchResearch Embryo CreationPrenatal InjuriesEthylene GlycolDNAEmbryo LossMoralsGestational AgeFetal ViabilityReproductive TechniquesCell LineIn Situ HybridizationCryoprotective AgentsVitrificationHuman CharacteristicsAneuploidyTrophoblastsCleavage Stage, OvumGene ExpressionGamete Intrafallopian TransferCulture MediaPregnancy OutcomeYolk SacMesodermSequence AlignmentPolymerase Chain ReactionMorphogenesisFetusSequence Homology, Nucleic AcidSequence Analysis, DNAGerm LayersFertilizationNucleic Acid HybridizationTime FactorsZona PellucidaCatholicismTotipotent Stem CellsThiepinsMutationNontherapeutic Human ExperimentationChromosome AberrationsCell DifferentiationEmbryonic Stem CellsZebrafishEastern OrthodoxyIn Situ Hybridization, FluorescenceTranscription, GeneticEscherichia coliPropylene GlycolEndometriumTranscription FactorsBlotting, NorthernChromosome MappingReproductive Techniques, AssistedGenes, BacterialPhenotypePlasmids