Neoplastic Stem CellsGlioblastomaStem CellsHematopoietic Stem CellsBrain NeoplasmsStem Cell TransplantationEmbryonic Stem CellsCell DifferentiationAdult Stem CellsNeural Stem CellsPluripotent Stem CellsHematopoietic Stem Cell TransplantationStem Cell NicheProtein PrecursorsCell LineageInduced Pluripotent Stem CellsMultipotent Stem CellsCell ProliferationCells, CulturedMesenchymal Stem Cell TransplantationMesenchymal Stromal CellsStem Cell Factor