Stem CellsAdult Stem CellsEmbryonic Stem CellsHematopoietic Stem CellsCell DifferentiationEmbryo, MammalianStem Cell TransplantationCloning, MolecularPluripotent Stem CellsInduced Pluripotent Stem CellsBlastocystHematopoietic Stem Cell TransplantationStem Cell NicheNeural Stem CellsEmbryo ResearchCloning, OrganismEmbryonic DevelopmentEmbryo ImplantationMultipotent Stem CellsBlastomeresMesenchymal Stem Cell TransplantationCell LineageMesenchymal Stromal CellsStem Cell FactorMolecular Sequence DataEmbryo, NonmammalianBase SequenceGene Expression Regulation, DevelopmentalOctamer Transcription Factor-3Cells, CulturedFertilization in VitroNuclear Transfer TechniquesNuclear ReprogrammingEmbryo Culture TechniquesEmbryonic and Fetal DevelopmentChick EmbryoStem Cell ResearchPregnancyAmino Acid SequenceCell Culture TechniquesPlant StemsCell LineFetal Stem CellsTotipotent Stem CellsPersonhoodCryopreservationCell ProliferationBeginning of Human LifeGerm CellsHybrid CellsEmbryo TransferEmbryo DispositionHematopoietic Stem Cell MobilizationNeoplastic Stem CellsOocytesBone Marrow CellsRNA, MessengerCell SeparationPhenotypeRegenerationRegenerative MedicineMice, Inbred C57BLSOXB1 Transcription FactorsCell DedifferentiationTranscription FactorsResearch Embryo CreationSignal TransductionHomeodomain ProteinsGene ExpressionZygoteTime FactorsHematopoiesisDNA, ComplementaryGerm LayersFlow CytometryModels, BiologicalGene Expression ProfilingImmunohistochemistrySpermatogoniaGene Expression RegulationFibroblastsReverse Transcriptase Polymerase Chain ReactionCoculture TechniquesCell DivisionSequence Homology, Amino AcidMutationTransplantation, AutologousMorulaCulture TechniquesPeripheral Blood Stem Cell TransplantationAntigens, CD34TeratomaMosaicismCell CountKaryotypingFetusBiological MarkersDNATransplantation, HomologousCell- and Tissue-Based Therapy