Adult Stem CellsStem CellsLymphocytesStem Cell TransplantationCell DifferentiationEmbryonic Stem CellsHematopoietic Stem CellsMultipotent Stem CellsPluripotent Stem CellsStem Cell NicheMesenchymal Stromal CellsPlanariansCell LineageLymphocyte ActivationRegenerationMesenchymal Stem Cell TransplantationTissue DonorsHematopoietic Stem Cell TransplantationCells, CulturedRegenerative MedicineStem Cell ResearchInduced Pluripotent Stem CellsNeural Stem CellsCell ProliferationBone Marrow CellsCell SeparationCell Culture TechniquesCell- and Tissue-Based TherapyBlood DonorsFlow CytometryT-LymphocytesFetal Stem CellsNeoplastic Stem CellsAging, PrematureMice, Inbred C57BLStem Cell FactorLiving DonorsLymphocyte SubsetsTissue EngineeringHair FollicleOctamer Transcription Factor-3Signal TransductionLymphocyte CountCell AgingSpermatogoniaDental PulpGerm CellsChondrogenesisCell TransplantationB-LymphocytesCell DivisionCell LineModels, BiologicalEmbryo, MammalianPlant StemsPhenotypeCell DedifferentiationTransplantation, HomologousReverse Transcriptase Polymerase Chain ReactionGene Expression Regulation, DevelopmentalAntigens, CDSatellite Cells, Skeletal MuscleSOXB1 Transcription FactorsMice, TransgenicGene Expression RegulationBiological MarkersTransplantation, AutologousStromal CellsTime FactorsGene Expression ProfilingGreen Fluorescent ProteinsClone CellsImmunohistochemistryAntigens, CD34Coculture TechniquesAdipogenesisBone Marrow TransplantationColony-Forming Units AssayHematopoietic Stem Cell MobilizationNestinCell MovementAdipose TissueLentivirusCell TransdifferentiationLymphocyte Culture Test, MixedCell SurvivalSpleenHematopoiesisTranscription FactorsTissue ScaffoldsBone MarrowEpigenesis, GeneticOsteogenesisTestisProgeriaHMGB3 ProteinCell CountWnt ProteinsEpithelial CellsGene Expression