gsc11GSCAR promoted stemness maintenance in glioma stem cells. (A-B) Representative images of GSC11 and GBM1 tumor spheres expressing GSCAR shRNAs or control shRNA are shown.GSC11 and GSC23 were orinally derived from fresh surgical specimens of adult glioblastoma multiforme and maintained in serum-free neural sphere culture medium (184, 185). GBM3752