Negative Regulation of PTEN by MicroRNA-221 and Its Association with Drug Resistance and Cellular Senescence in Lung Cancer Cells

Figure 3

Inhibition of miR-221 sensitizes lung cancer cells to Cisplatin. (a) Viability of H1299-miR-221 cells and H1299-Cont cells determined by CCK-8 test. (b) Viability of A549-anti-miR-221 cells determined by CCK-8 and compared to that of A549-Cont cells.

(a)

(b)