Conclusion:Ampelopsin possibly acts on melanoma B16 cells by original form drug at the period with a peak of the drug concentration,and inhibits the DNA synthesis of B16 cells.

• 结论：蛇葡萄素在血药浓度达峰期对小鼠黑色素瘤B16细胞的抑制可能以原型物形式起作用，抑制细胞的DNA合成。