英语语法分析

The use of macrolide polyene antibiotics or derivatives or analogues thereof as culture supplement for the propagation of virus is described.

本发明描述了大环内酯多烯抗生素或其衍生物或类似物作为培养物补充物用于病毒繁殖的用途。

Several linear polyene compounds with extraordinarily large dielectric anisotropy and small elastic constant were synthesized and their physical properties evaluated.

合成了几种具有大介电各向异性和小弹性常数的线性多烯化合物，并对其物理性质进行了测定。

Conclusion: Polyene phosphatidylcholine can improve the adipose metabolism in liver tissue of NAFLD rats. However, it can also increase the glucose level in liver tissue.

结论：多烯磷脂酰胆碱可以促进NAFLD大鼠肝脏所积贮脂肪的分解和转化，但该药也可以使肝糖的水平增加。