Research Article

Traditional Herbal Formula NPC01 Exerts Antiangiogenic Effects through Inhibiting the PI3K/Akt/mTOR Signaling Pathway in Nasopharyngeal Carcinoma Cells

Figure 2

Effect of NPC01 on cell apoptosis. (A) 5–8F and (B) NP69 cells were treated with different concentrations of NPC01 for 24 or 48 h. The cells were collected and labeled with Annexin V–FITC/PI. The signal of Annexin V/PI was analyzed using flow cytometry. Values represent the mean ± standard deviation of three independent experiments. .