英语语法分析

Objective:To investigate the protective effect of saikosaponin-d(SSd)on liver fibrosis induced by dimethylnitrosamine(DMN)in rats.

目的：观察柴胡皂苷d抗实验大鼠肝纤维化的作用和可能的作用机理。

Objective To study the role of hepatic sinusoidal endothelium injury during hepatic fibrogenesis induced by dimethylnitrosamine (DMN) in rats.

目的研究肝窦内皮细胞损伤在二甲基亚硝胺大鼠肝纤维化形成中的作用。

To study the effects of bear bile on cancer prevention, the experiment of cleaning nitrite and blocking synthesis of dimethylnitrosamine in vitro was carried out.

为了研究熊胆的防癌作用，进行了亚硝酸钠清除实验和对二甲基亚硝胺合成阻断实验。