ANXA5 and nasopharyngeal carcinoma: In this study, we showed that curcumin significantly inhibited the growth of NPC cells in a dose-and time-dependent manner as determined by MTT assays, while increasing apoptosis was also observed as measured by flow cytometry for the FITC-Annexin V and propidium iodide (PI) label and Hoechst 33258 staining.