Embryonic Stem CellsCloning, OrganismStem CellsNuclear Transfer TechniquesPluripotent Stem CellsCell DifferentiationEmbryo, MammalianEmbryo ResearchStem Cell TransplantationClone CellsCell Culture TechniquesOctamer Transcription Factor-3Induced Pluripotent Stem CellsCell LineageHematopoietic Stem CellsCell LineTeratomaAdult Stem CellsCloning, MolecularBlastocystEmbryoid BodiesCells, CulturedNeural Stem CellsStage-Specific Embryonic AntigensGene Expression Regulation, DevelopmentalGerm LayersFeeder CellsTotipotent Stem CellsSOXB1 Transcription FactorsEndodermHomeodomain ProteinsEmbryonic DevelopmentMultipotent Stem CellsCell ProliferationStem Cell ResearchKaryotypingEmbryo Culture TechniquesStem Cell NicheHematopoietic Stem Cell TransplantationGene Expression ProfilingMesenchymal Stromal CellsBone Morphogenetic Protein 4Coculture TechniquesBlastomeresReverse Transcriptase Polymerase Chain ReactionMesenchymal Stem Cell TransplantationBiological MarkersEmbryo ImplantationFlow CytometryRegenerative MedicineActivinsBeginning of Human LifeBase SequenceCryopreservationMice, SCIDCell SeparationMolecular Sequence DataEmbryo DispositionTranscription FactorsNuclear ReprogrammingSignal TransductionGene Expression RegulationGreen Fluorescent ProteinsStem Cell FactorImmunohistochemistryFertilization in VitroMyocytes, CardiacNeural PlateNeuronsHematopoiesisCell SurvivalNodal ProteinGene ExpressionMesodermEmbryo, NonmammalianEmbryonic and Fetal DevelopmentFibroblastsRNA, MessengerGene TargetingGerm CellsEpigenesis, GeneticLentivirusPhenotypeResearch Embryo CreationCulture Media, Serum-FreePregnancyTime FactorsTissue EngineeringCulture Media, ConditionedModels, BiologicalCulture MediaBlastocyst Inner Cell MassFetal Stem CellsCell DedifferentiationChick EmbryoRegenerationChimeraOligonucleotide Array Sequence AnalysisCell- and Tissue-Based TherapyCell Shape