sterol

Results: 13 fatty acids components, 2 sterol and phytol ones were identified from R. dentatua L., amounting to 86.03% of the total constituents.

结果：齿果酸模中分离鉴定了13脂肪酸成分、2甾类成分和1植醇，占色谱总馏分出峰面积的86.03%。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Recently, many polyhydroxylated sterols with different biological activities have been found in the soft corals，sponges，algae and star fish．Zeng L.

近年，软珊瑚，海绵，海藻和海星等中都发现不少有生理活性的多羟基甾醇。