Fig. 5

a Histological Ki67 staining. Graphical analyses performed in U87MG, U251, and T98G cells. b Ki67 staining. Representative images obtained from U251 xenografts. Pictures were not counterstained. c TUNEL staining. Graphical analyses performed in U87MG, U251, and T98G cells. d TUNEL staining. e Palisading necrosis (graphical analyses perfromed in U87MG, U251 and T98G), f Representative images in immunohystochemistry obtained from U251 xenografts. Representative images in immunofluorescence obtained from U251 xenografts