Embryonic Stem CellsEmbryo Culture TechniquesStem CellsPluripotent Stem CellsCell DifferentiationEmbryo, MammalianInduced Pluripotent Stem CellsBlastocystStem Cell TransplantationCell Culture TechniquesFeeder CellsHematopoietic Stem CellsAdult Stem CellsEmbryo ResearchOctamer Transcription Factor-3Cell LineageCell LineNeural Stem CellsStem Cell NicheHematopoietic Stem Cell TransplantationGene Expression Regulation, DevelopmentalMultipotent Stem CellsCells, CulturedEmbryonic DevelopmentEmbryo ImplantationEmbryoid BodiesTotipotent Stem CellsBlastomeresMesenchymal Stromal CellsSOXB1 Transcription FactorsMesenchymal Stem Cell TransplantationGerm LayersTeratomaHomeodomain ProteinsCell ProliferationStem Cell FactorStem Cell ResearchEmbryo, NonmammalianEmbryonic and Fetal DevelopmentFertilization in VitroNuclear ReprogrammingGene Expression ProfilingTranscription FactorsEndodermChimeraChick EmbryoPregnancyCloning, OrganismSignal TransductionCryopreservationRegenerative MedicineLeukemia Inhibitory FactorReverse Transcriptase Polymerase Chain ReactionBeginning of Human LifeCell SeparationCoculture TechniquesPersonhoodFetal Stem CellsBase SequenceMice, Inbred C57BLFlow CytometryMolecular Sequence DataGerm CellsHematopoiesisEmbryo DispositionPlant StemsBiological MarkersGene Expression RegulationGene TargetingStage-Specific Embryonic AntigensGreen Fluorescent ProteinsPhenotypeImmunohistochemistryCell DedifferentiationNeoplastic Stem CellsRegenerationGene ExpressionMesodermRNA, MessengerTime FactorsBone Morphogenetic Protein 4Models, BiologicalNeuronsKaryotypingMice, SCIDBone Marrow CellsCell SurvivalEpigenesis, GeneticHematopoietic Stem Cell MobilizationResearch Embryo CreationMice, TransgenicFibroblastsCell- and Tissue-Based TherapyMyocytes, CardiacEmbryo TransferTissue EngineeringBlastocyst Inner Cell MassDNA-Binding ProteinsZygoteParthenogenesis