Targeting glioma stem cells in vivo by a G-quadruplex-stabilizing synthetic macrocyclic hexaoxazole oleh Takahiro Nakamura, Sachiko Okabe, Haruka Yoshida, Keisuke Iida, Yue Ma, Shogo Sasaki, Takao Yamori, Kazuo Shin-ya, Ichiro Nakano, Kazuo Nagasawa, Hiroyuki Seimiya