Embryonic Stem CellsStem CellsAdult Stem CellsCell DifferentiationHematopoietic Stem CellsStem Cell TransplantationPluripotent Stem CellsEmbryo, MammalianInduced Pluripotent Stem CellsStem Cell NicheMultipotent Stem CellsCell LineageHematopoietic Stem Cell TransplantationNeural Stem CellsMesenchymal Stromal CellsMesenchymal Stem Cell TransplantationOctamer Transcription Factor-3Cell Culture TechniquesEmbryo ResearchCloning, MolecularCells, CulturedStem Cell ResearchStem Cell FactorCell ProliferationBlastocystGene Expression Regulation, DevelopmentalRegenerationCell LineRegenerative MedicineFetal Stem CellsSOXB1 Transcription FactorsTotipotent Stem CellsEmbryonic DevelopmentCell SeparationNeoplastic Stem CellsBone Marrow CellsPlant StemsHomeodomain ProteinsPlanariansEmbryoid BodiesSignal TransductionCell- and Tissue-Based TherapyFlow CytometryTeratomaGene Expression ProfilingMice, Inbred C57BLEmbryo ImplantationBase SequenceMolecular Sequence DataGerm CellsBlastomeresTranscription FactorsReverse Transcriptase Polymerase Chain ReactionHematopoietic Stem Cell MobilizationHematopoiesisTissue EngineeringGerm LayersNuclear ReprogrammingCoculture TechniquesBiological MarkersPhenotypeGene Expression RegulationGreen Fluorescent ProteinsModels, BiologicalCloning, OrganismCell DedifferentiationEmbryo Culture TechniquesImmunohistochemistrySpermatogoniaEmbryo, NonmammalianGene ExpressionChimeraEmbryonic and Fetal DevelopmentAntigens, CD34NeuronsRNA, MessengerTransplantation, AutologousTime FactorsNestinMice, TransgenicEndodermColony-Forming Units AssayCell SurvivalHair FollicleFeeder CellsMice, SCIDCell TransplantationMesodermEpigenesis, GeneticCell DivisionPregnancyFertilization in VitroCryopreservationChick EmbryoLeukemia Inhibitory FactorStage-Specific Embryonic AntigensLentivirusPeripheral Blood Stem Cell TransplantationAmino Acid SequenceGene Targeting