Clone CellsEmbryo, MammalianEmbryo ImplantationBlastocystBlastomeresEmbryo ResearchEmbryonic DevelopmentEmbryo, NonmammalianFertilization in VitroChick EmbryoEmbryonic and Fetal DevelopmentKidney TransplantationPersonhoodBeginning of Human LifePregnancyCloning, MolecularCryopreservationEmbryo DispositionMolecular Sequence DataBase SequenceEmbryo Culture TechniquesEmbryo TransferTransplantsAmino Acid SequenceGraft RejectionGene Expression Regulation, DevelopmentalCloning, OrganismPregnancy RateZygoteLifeCulture TechniquesPreimplantation DiagnosisValue of LifeMosaicismGraft SurvivalTime FactorsAnatomy, ArtisticImmunosuppressive AgentsTheologyMorulaEctogenesisEmbryologyTransplantation, HomologousHeart TransplantationIncubatorsOocytesSperm Injections, IntracytoplasmicTransplantationTissue DonorsSingle Embryo TransferFetal ResearchRNA, MessengerPrenatal InjuriesResearch Embryo CreationLung TransplantationDNA, ComplementaryEthylene GlycolEmbryo LossMoralsCell LineFetal ViabilityGestational AgeVitrificationReproductive TechniquesCryoprotective AgentsHuman CharacteristicsAneuploidyDNAIn Situ HybridizationCleavage Stage, OvumTrophoblastsSequence Homology, Amino AcidPolymerase Chain ReactionPregnancy OutcomeTissue and Organ ProcurementGamete Intrafallopian TransferCulture MediaBone Marrow TransplantationMesodermFetusYolk SacMorphogenesisRetrospective StudiesMutationCell DifferentiationGene ExpressionGerm LayersCyclosporineNucleic Acid HybridizationFertilizationTacrolimusZona PellucidaCatholicismThiepinsTotipotent Stem CellsEmbryonic Stem CellsChromosome AberrationsNontherapeutic Human ExperimentationTreatment OutcomeLiving Donors