Embryo, MammalianStem CellsBlastocystEmbryo ImplantationCloning, MolecularEmbryo ResearchBlastomeresStem Cell TransplantationEmbryonic DevelopmentEmbryonic Stem CellsLiver TransplantationEmbryo, NonmammalianHematopoietic Stem Cell TransplantationTransplantation, HomologousFertilization in VitroChick EmbryoEmbryonic and Fetal DevelopmentPersonhoodHematopoietic Stem CellsPregnancyBeginning of Human LifeCryopreservationKidney TransplantationPluripotent Stem CellsBone Marrow TransplantationEmbryo Culture TechniquesEmbryo DispositionCell DifferentiationTransplantation, AutologousAdult Stem CellsEmbryo TransferMolecular Sequence DataGene Expression Regulation, DevelopmentalCloning, OrganismBase SequenceHeart TransplantationInduced Pluripotent Stem CellsZygoteLung TransplantationCell LineagePregnancy RateMesenchymal Stem Cell TransplantationTime FactorsLifeAmino Acid SequenceCulture TechniquesPreimplantation DiagnosisTransplantation ConditioningNeural Stem CellsValue of LifeStem Cell NicheMorulaMosaicismGraft SurvivalAnatomy, ArtisticTheologyEctogenesisCells, CulturedMultipotent Stem CellsEmbryologyIncubatorsOocytesTotipotent Stem CellsSperm Injections, IntracytoplasmicOrgan TransplantationMesenchymal Stromal CellsCell TransplantationCell LineResearch Embryo CreationSingle Embryo TransferRNA, MessengerTissue DonorsFetal ResearchGerm LayersCell Culture TechniquesGraft RejectionPrenatal InjuriesOctamer Transcription Factor-3Transplantation ChimeraEthylene GlycolStem Cell FactorEmbryo LossPancreas TransplantationGestational AgeIslets of Langerhans TransplantationMoralsTransplantationMesodermDNA, ComplementaryTransplantation ImmunologyTrophoblastsCryoprotective AgentsImmunohistochemistryCulture MediaFetal ViabilityCord Blood Stem Cell TransplantationPeripheral Blood Stem Cell TransplantationIn Situ HybridizationReproductive TechniquesFetus