Cloning, OrganismEmbryo ResearchNuclear Transfer TechniquesStem CellsCloning, MolecularEmbryo, MammalianClone CellsEmbryo ImplantationBlastocystBlastomeresEmbryonic DevelopmentMolecular Sequence DataEmbryo, NonmammalianBase SequenceFertilization in VitroChick EmbryoAmino Acid SequenceEmbryonic and Fetal DevelopmentPersonhoodBeginning of Human LifePregnancyEmbryo DispositionCryopreservationDNA, ComplementaryEmbryo Culture TechniquesEmbryo TransferGene Expression Regulation, DevelopmentalSequence Homology, Amino AcidPregnancy RateZygoteRNA, MessengerLifeCulture TechniquesPreimplantation DiagnosisMosaicismDNAValue of LifeAnatomy, ArtisticTheologyMorulaEctogenesisCell LineEmbryologyIncubatorsOocytesSperm Injections, IntracytoplasmicSequence Analysis, DNASingle Embryo TransferPolymerase Chain ReactionFetal ResearchResearch Embryo CreationPrenatal InjuriesSequence Homology, Nucleic AcidGene ExpressionEthylene GlycolNucleic Acid HybridizationIn Situ HybridizationEmbryo LossSequence AlignmentTime FactorsMutationMoralsGestational AgeFetal ViabilityReproductive TechniquesCryoprotective AgentsVitrificationHuman CharacteristicsAneuploidyChromosome MappingTrophoblastsPhenotypeCulture MediaCleavage Stage, OvumGenesTranscription, GeneticBlotting, NorthernEscherichia coliFetusPlasmidsCell DifferentiationBlotting, SouthernGamete Intrafallopian TransferMesodermPhylogenyMorphogenesisYolk SacPregnancy OutcomeDNA PrimersGenes, BacterialIn Situ Hybridization, FluorescenceRecombinant ProteinsFertilizationChromosome AberrationsGerm LayersTranscription FactorsZona PellucidaCatholicismZebrafishTotipotent Stem Cells