Embryonic Stem CellsStem CellsEmbryo, MammalianPluripotent Stem CellsCell DifferentiationStem Cell TransplantationHematopoietic Stem CellsAdult Stem CellsEmbryo ResearchInduced Pluripotent Stem CellsOctamer Transcription Factor-3BlastocystCell LineageNeural Stem CellsCell Culture TechniquesStem Cell NicheHematopoietic Stem Cell TransplantationGene Expression Regulation, DevelopmentalEmbryonic DevelopmentMultipotent Stem CellsCells, CulturedCell LineEmbryo ImplantationBlastomeresMesenchymal Stromal CellsMesenchymal Stem Cell TransplantationTotipotent Stem CellsEmbryoid BodiesSOXB1 Transcription FactorsStem Cell FactorTeratomaHomeodomain ProteinsCell ProliferationGerm LayersStem Cell ResearchEmbryo Culture TechniquesEmbryo, NonmammalianEmbryonic and Fetal DevelopmentFertilization in VitroChick EmbryoTranscription FactorsGene Expression ProfilingChimeraCloning, OrganismPregnancyEndodermCryopreservationBeginning of Human LifeFeeder CellsSignal TransductionPersonhoodFetal Stem CellsNuclear ReprogrammingCell SeparationReverse Transcriptase Polymerase Chain ReactionBase SequenceRegenerative MedicineCoculture TechniquesMolecular Sequence DataEmbryo DispositionPlant StemsMice, Inbred C57BLLeukemia Inhibitory FactorHematopoiesisFlow CytometryGene TargetingGerm CellsBiological MarkersStage-Specific Embryonic AntigensGene Expression RegulationNeoplastic Stem CellsPhenotypeGreen Fluorescent ProteinsImmunohistochemistryRegenerationGene ExpressionTime FactorsRNA, MessengerMesodermModels, BiologicalNeuronsBone Marrow CellsMice, SCIDBone Morphogenetic Protein 4Hematopoietic Stem Cell MobilizationKaryotypingCell DedifferentiationResearch Embryo CreationCell SurvivalEmbryo TransferMice, TransgenicEpigenesis, GeneticCell- and Tissue-Based TherapyFibroblastsTissue EngineeringMyocytes, CardiacZygoteDNA-Binding ProteinsBlastocyst Inner Cell MassCloning, Molecular