Embryonic Stem CellsPluripotent Stem CellsStem CellsInduced Pluripotent Stem CellsCell DifferentiationCell Culture TechniquesEmbryo, MammalianOctamer Transcription Factor-3Embryo ResearchStem Cell TransplantationFeeder CellsEmbryo Culture TechniquesBlastocystCell LineageCell LineTeratomaGerm LayersHematopoietic Stem CellsEmbryoid BodiesStage-Specific Embryonic AntigensSOXB1 Transcription FactorsNuclear ReprogrammingGene Expression Regulation, DevelopmentalCells, CulturedAdult Stem CellsNeural Stem CellsTotipotent Stem CellsEndodermHomeodomain ProteinsMultipotent Stem CellsEmbryonic DevelopmentRegenerative MedicineCell ProliferationGene Expression ProfilingKaryotypingStem Cell ResearchMesenchymal Stromal CellsCell DedifferentiationStem Cell NicheTranscription FactorsHematopoietic Stem Cell TransplantationBiological MarkersReverse Transcriptase Polymerase Chain ReactionCoculture TechniquesGerm CellsBone Morphogenetic Protein 4Flow CytometryBlastocyst Inner Cell MassCell SeparationBlastomeresEpigenesis, GeneticSignal TransductionMesenchymal Stem Cell TransplantationActivinsMice, SCIDFibroblastsGene Expression RegulationEmbryo ImplantationMyocytes, CardiacBeginning of Human LifeCryopreservationGreen Fluorescent ProteinsNeuronsCloning, OrganismImmunohistochemistryEmbryo DispositionEmbryonal Carcinoma Stem CellsEctodermLeukemia Inhibitory FactorMesodermStem Cell FactorNeural PlateHematopoiesisLentivirusFertilization in VitroGene ExpressionPhenotypeChimeraModels, BiologicalBase SequenceCell SurvivalNodal ProteinRegenerationCulture Media, ConditionedGene TargetingEmbryo, NonmammalianTime FactorsRNA, MessengerResearch Embryo CreationX Chromosome InactivationOligonucleotide Array Sequence AnalysisTissue EngineeringPregnancyEmbryonic and Fetal DevelopmentCell- and Tissue-Based TherapyMolecular Sequence DataCulture Media, Serum-FreeGrowth Differentiation Factor 3Culture MediaMice, Inbred C57BL