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 LineCell LineageNeural Stem CellsStem Cell NicheHematopoietic Stem Cell TransplantationGene Expression Regulation, DevelopmentalEmbryonic DevelopmentMultipotent Stem CellsCells, CulturedEmbryo ImplantationBlastomeresMesenchymal Stromal CellsMesenchymal Stem Cell TransplantationTotipotent Stem CellsEmbryoid BodiesSOXB1 Transcription FactorsStem Cell FactorTeratomaHomeodomain ProteinsCell ProliferationGerm LayersStem Cell ResearchEmbryo, NonmammalianEmbryonic and Fetal DevelopmentFertilization in VitroGene Expression ProfilingChick EmbryoTranscription FactorsPregnancyChimeraCloning, OrganismCryopreservationEndodermSignal TransductionBeginning of Human LifeNuclear ReprogrammingPersonhoodFetal Stem CellsBase SequenceRegenerative MedicineCell SeparationReverse Transcriptase Polymerase Chain ReactionMolecular Sequence DataCoculture TechniquesEmbryo DispositionMice, Inbred C57BLPlant StemsLeukemia Inhibitory FactorFlow CytometryHematopoiesisGene TargetingBiological MarkersGerm CellsPhenotypeGene Expression RegulationStage-Specific Embryonic AntigensNeoplastic Stem CellsGreen Fluorescent ProteinsImmunohistochemistryTime FactorsRegenerationModels, BiologicalGene ExpressionRNA, MessengerMesodermNeuronsBone Marrow CellsMice, SCIDBone Morphogenetic Protein 4Hematopoietic Stem Cell MobilizationKaryotypingCell DedifferentiationResearch Embryo CreationCell SurvivalMice, TransgenicEmbryo TransferEpigenesis, GeneticFibroblastsCell- and Tissue-Based TherapyTissue EngineeringMyocytes, CardiacZygoteDNA-Binding ProteinsCloning, MolecularBlastocyst Inner Cell Mass