Neuroepithelial CellsNestinStem CellsIntermediate Filament ProteinsNeoplasms, NeuroepithelialNeuroepithelial BodiesEmbryonic Stem CellsHematopoietic Stem CellsStem Cell TransplantationAdult Stem CellsCell DifferentiationNeural Stem CellsPluripotent Stem CellsHematopoietic Stem Cell TransplantationStem Cell NicheInduced Pluripotent Stem CellsOptic Lobe, NonmammalianMultipotent Stem CellsMesenchymal Stem Cell TransplantationCell Lineage