ConclusionIt is the first time that the petroleum ether extract and ethyl acetate extract of Nervilia foadii(Hance) Schltr. are proved to be the effective anticancer fractions in vitro.

• 结论首次确定了青天葵的石油醚和醋酸乙酯部分是体外抗肿瘤作用的有效部位。