Two methods,the morphology observation and the MTT assay,were used to study the maximum safe concentration of the Chinese medicinal herbs immunomodulator(TJJ) on CEF and L929.

• 采用形态学观察和MTT两种方法,测试了中药免疫调节剂(TJJ)在鸡胚成纤维细胞(CEF)和小鼠纤维母细胞(L929)体外培养中的最大安全浓度。