Adult Stem CellsStem CellsInjectionsStem Cell TransplantationMultipotent Stem CellsHematopoietic Stem CellsCell DifferentiationPlanariansStem Cell NicheMesenchymal Stromal CellsPluripotent Stem CellsNeoplastic Stem CellsRegenerationCell LineagePlant StemsMesenchymal Stem Cell TransplantationInjections, IntravenousInjections, IntramuscularRegenerative MedicineStem Cell ResearchCell ProliferationCell- and Tissue-Based TherapyNeural Stem CellsInduced Pluripotent Stem CellsAging, PrematureHematopoietic Stem Cell TransplantationInjections, IntralesionalInjections, SubcutaneousCells, CulturedInjections, Intra-ArticularBone Marrow CellsCell SeparationFetal Stem CellsMice, Inbred C57BLInjections, IntraperitonealEmbryonic Stem CellsTissue EngineeringHair FollicleTime FactorsOctamer Transcription Factor-3Cell Culture TechniquesCell AgingSpermatogoniaBrain StemDental PulpSignal TransductionGerm CellsInjections, IntradermalInjections, IntraventricularCell TransplantationStem Cell FactorInjections, EpiduralChondrogenesisFlow CytometryInjections, Intra-ArterialOsteogenesisModels, BiologicalDisease Models, AnimalGreen Fluorescent ProteinsEmbryo, MammalianGene Expression Regulation, DevelopmentalIntravitreal InjectionsInjections, SpinalSatellite Cells, Skeletal MuscleImmunohistochemistryStromal CellsCell DedifferentiationReverse Transcriptase Polymerase Chain ReactionSOXB1 Transcription FactorsMice, TransgenicInjections, JetNeuronsTestisAdipose TissueInjections, IntraocularGene Expression RegulationNestinAdipogenesisCell DivisionGene Expression ProfilingLentivirusCell TransdifferentiationBiological MarkersRats, Sprague-DawleyPhenotypeProgeriaColony-Forming Units AssayHMGB3 ProteinAntigens, CD34Cell LineTransplantation, AutologousGenetic TherapyHematopoiesisTissue ScaffoldsCoculture TechniquesEpigenesis, GeneticCell CountWnt ProteinsDental SacMicroinjections