Stem CellsEmbryo, MammalianEmbryonic Stem CellsBlastocystStem Cell TransplantationEmbryo ResearchEmbryo ImplantationHematopoietic Stem CellsPluripotent Stem CellsBlastomeresAdult Stem CellsEmbryonic DevelopmentCell DifferentiationEmbryo, NonmammalianInduced Pluripotent Stem CellsFertilization in VitroChick EmbryoHematopoietic Stem Cell TransplantationEmbryonic and Fetal DevelopmentStem Cell NicheNeural Stem CellsPregnancyPersonhoodEmbryo Culture TechniquesMolecular Sequence DataBeginning of Human LifeCryopreservationCell LineageMultipotent Stem CellsGene Expression Regulation, DevelopmentalBase SequenceEmbryo DispositionMesenchymal Stem Cell TransplantationMesenchymal Stromal CellsCloning, MolecularCells, CulturedStem Cell FactorEmbryo TransferAmino Acid SequenceCell LineCell Culture TechniquesCloning, OrganismRNA, MessengerOctamer Transcription Factor-3Totipotent Stem CellsZygoteCulture TechniquesPregnancy RateStem Cell ResearchImmunohistochemistryPreimplantation DiagnosisValue of LifeMorulaLifeGerm LayersTime FactorsPlant StemsMosaicismCell ProliferationFetal Stem CellsGene ExpressionGene Expression ProfilingOocytesAnatomy, ArtisticTheologyEctogenesisTranscription FactorsFetusDNA, ComplementaryHomeodomain ProteinsEmbryologyResearch Embryo CreationIncubatorsModels, BiologicalTissue DistributionPhenotypeSignal TransductionSperm Injections, IntracytoplasmicOrgan SpecificityReverse Transcriptase Polymerase Chain ReactionMesodermCulture MediaCoculture TechniquesMice, Inbred C57BLHematopoietic Stem Cell MobilizationTrophoblastsBone Marrow CellsGene Expression RegulationCell SeparationNeoplastic Stem CellsSingle Embryo TransferIn Situ HybridizationSequence Homology, Amino AcidFetal ResearchPrenatal InjuriesFeeder CellsGestational AgeEmbryo LossMutationCell Division