MPA has significant inhibitory effect on the growth of human colon cancer cells,which may be related to Fas expression upregulation on cancer cell surface and G_(1) phase arrest.

• MPA对结肠癌细胞具有显著的抑制作用和诱导凋亡的作用,其机制可能与MPA使结肠癌细胞停滞于G1期及细胞表面Fas表达上调有关。