Embryonic Stem CellsCloning, OrganismStem CellsNuclear Transfer TechniquesPluripotent Stem CellsCell DifferentiationStem Cell TransplantationClone CellsCell Culture TechniquesOctamer Transcription Factor-3Embryo ResearchInduced Pluripotent Stem CellsEmbryo, MammalianCell LineageHematopoietic Stem CellsTeratomaCell LineAdult Stem CellsNeural Stem CellsEmbryoid BodiesStage-Specific Embryonic AntigensCells, CulturedCloning, MolecularSOXB1 Transcription FactorsGene Expression Regulation, DevelopmentalEndodermFeeder CellsCell ProliferationMultipotent Stem CellsGerm LayersTotipotent Stem CellsStem Cell ResearchHematopoietic Stem Cell TransplantationStem Cell NicheHomeodomain ProteinsMesenchymal Stromal CellsBone Morphogenetic Protein 4KaryotypingGene Expression ProfilingMesenchymal Stem Cell TransplantationCoculture TechniquesReverse Transcriptase Polymerase Chain ReactionFlow CytometryRegenerative MedicineActivinsBiological MarkersMice, SCIDCell SeparationStem Cell FactorNuclear ReprogrammingSignal TransductionMyocytes, CardiacNeural PlateGreen Fluorescent ProteinsTranscription FactorsBlastocystNeuronsGene Expression RegulationHematopoiesisNodal ProteinCell SurvivalImmunohistochemistryEmbryo Culture TechniquesGene TargetingEpigenesis, GeneticLentivirusCulture Media, Serum-FreeTissue EngineeringFetal Stem CellsBase SequenceGene ExpressionGerm CellsFibroblastsRegenerationCulture Media, ConditionedMolecular Sequence DataNeoplastic Stem CellsCell DedifferentiationMesodermSOXF Transcription FactorsPhenotypeCell- and Tissue-Based TherapyCell ShapeOligonucleotide Array Sequence AnalysisCell TransplantationRNA, MessengerAntigens, CD34Plant StemsX Chromosome InactivationEmbryonic DevelopmentBone Morphogenetic ProteinsEmbryonal Carcinoma Stem CellsModels, BiologicalTransgenesChimeraColony-Forming Units AssayMice, Inbred C57BLBlastocyst Inner Cell MassLeukemia Inhibitory FactorTime Factors