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.A glioblastoma stem cell (GSC) , GSC11, grows as neurospheres in serum-free media supplemented with EGF (epidermal growth factor) and bFGF (basic fibroblast growth