Adult Stem CellsStem CellsCell LineageCell DifferentiationNeoplastic Stem CellsCell ProliferationEmbryonic Stem CellsStem Cell TransplantationHematopoietic Stem CellsPluripotent Stem CellsMultipotent Stem CellsStem Cell NicheSignal TransductionMesenchymal Stromal CellsCells, CulturedGene Expression Regulation, DevelopmentalHematopoietic Stem Cell TransplantationNeural Stem CellsMesenchymal Stem Cell TransplantationInduced Pluripotent Stem CellsDrosophila ProteinsRegenerationDrosophila melanogasterPlanariansStem Cell ResearchBone Marrow CellsStem Cell FactorRegenerative MedicineCell Culture TechniquesMice, Inbred C57BLCell SeparationFetal Stem CellsFlow CytometryOctamer Transcription Factor-3Cell- and Tissue-Based TherapyMice, TransgenicGerm CellsPlant StemsTissue EngineeringEmbryo, MammalianSpermatogoniaHair FollicleTranscription FactorsHematopoiesisPhenotypeGene Expression RegulationModels, BiologicalReverse Transcriptase Polymerase Chain ReactionCell LineDendritic CellsCell DivisionHematopoietic Stem Cell MobilizationAntigens, CD34Cell AgingGene Expression ProfilingHomeodomain ProteinsSOXB1 Transcription FactorsGreen Fluorescent ProteinsAntigens, CDChondrogenesisImmunohistochemistryCoculture TechniquesAging, PrematureBiological MarkersTransplantation, AutologousMice, KnockoutDental PulpCell TransplantationColony-Forming Units AssayNestinTestisCell DedifferentiationCell SurvivalMolecular Sequence DataNeuronsRNA, MessengerTime FactorsGene ExpressionCell MovementBone MarrowAdipogenesisStromal CellsSatellite Cells, Skeletal MuscleBase SequenceTotipotent Stem CellsCell CountReceptors, NotchCell TransdifferentiationEpithelial CellsPeripheral Blood Stem Cell TransplantationLentivirusThymus GlandNeurogenesisEpigenesis, GeneticMesodermClone CellsTransplantation, HomologousB-LymphocytesNuclear ReprogrammingWnt Proteins