Methods Following to the results of Microculture Tetrazolium Test (MTT), five concentrations of the extraction of the second stage larvae were chosen to induce the apoptosis of A 549 cells.

• 方法 根据四氮唑盐酶还原法(MTT)结果,选用5种不同浓度的提取物诱导人肺上皮细胞凋亡。