Fig. 1

YM155 decreases cell viability and inhibits proliferation of GBM cells in vitro. a Cell viability of U251 and U87 cells after treatment for 48 h with increasing concentrations of YM155 using the CCK-8 assay. b Representative images of EdU incorporation performed on U251 and U87 cells treated with YM155 for 48 h at the concentrations indicated. c Graphic representation of the quantitation of EdU incorporation following treatment of cells with YM155 at the concentration indicated. **P < 0.01; ***P < 0.001; size bars = 50 µm