Stem CellsEmbryo, MammalianEmbryonic Stem CellsBlastocystStem Cell TransplantationEmbryo ResearchEmbryo ImplantationHematopoietic Stem CellsPluripotent Stem CellsBlastomeresAdult Stem CellsEmbryonic DevelopmentCell LineCell DifferentiationEmbryo, NonmammalianInduced Pluripotent Stem CellsFertilization in VitroChick EmbryoHematopoietic Stem Cell TransplantationEmbryonic and Fetal DevelopmentStem Cell NicheNeural Stem CellsPersonhoodEmbryo Culture TechniquesPregnancyBeginning of Human LifeCryopreservationCell LineageMultipotent Stem CellsGene Expression Regulation, DevelopmentalEmbryo DispositionMesenchymal Stem Cell TransplantationMesenchymal Stromal CellsMolecular Sequence DataStem Cell FactorCells, CulturedBase SequenceEmbryo TransferCell Culture TechniquesCloning, OrganismOctamer Transcription Factor-3Cell Line, TumorTotipotent Stem CellsCloning, MolecularZygoteCulture TechniquesStem Cell ResearchPregnancy RateCell ProliferationPreimplantation DiagnosisRNA, MessengerMorulaAmino Acid SequenceValue of LifeGerm LayersLifeTime FactorsMosaicismPlant StemsFetal Stem CellsPhenotypeAnatomy, ArtisticTheologyOocytesEctogenesisSignal TransductionImmunohistochemistryHomeodomain ProteinsTranscription FactorsEmbryologyResearch Embryo CreationIncubatorsSperm Injections, IntracytoplasmicModels, BiologicalCulture MediaGene ExpressionNeoplastic Stem CellsCoculture TechniquesMice, Inbred C57BLMesodermGene Expression ProfilingBone Marrow CellsCell SeparationHematopoietic Stem Cell MobilizationTrophoblastsSingle Embryo TransferMutationFetal ResearchFetusFeeder CellsFlow CytometryReverse Transcriptase Polymerase Chain ReactionEmbryo LossHematopoiesisPrenatal InjuriesGerm CellsGene Expression RegulationRegenerationGestational AgeEthylene Glycol