目的高效合成海洋天然产物24-亚甲基-胆甾烷-3β,5α,6β-三醇。方法以猪去氧胆酸为原料,△5-3β-四氢吡喃氧基胆甾-24-酮为关键中......

利用现代色谱技术和光谱技术从高等真菌马鞍菌(Helvella elastica)干燥子实体的甲醇提取物中分离并鉴定了6个化合物,它们分别是软......

A new sterol,ergosta-8(9),22-diene-3,5,6,7-tetraol(3β,5α,6β,7α,22E)(A)together with three known sterols:3β,5α,6β-......

A new degraded sesquiterpene was isolated from the marine actinomycete Streptomyces sp. 0616208. Its structure was eluci......

目的:研究3β,5α,6β-三羟基胆甾烷(Triol)诱导恶性胶质瘤细胞凋亡的作用及其机制。方法:以不同浓度的Triol作用于C6细胞和A172细......