ProjectsupportedbytheNationalNaturalScienceFoundationofChina (No .30025044)andtheFoundationfromtheMinistryofScienceandTechnologyofChina (No .2 0 0 2CB5 12 80 7)
Eight ergostane type sterols and three their derivatives (one mono linoleate and two mono glucosides) were isolated from the ethyl acetate soluble fraction of the fungus Catathelasma imperiale . Two of them are ...
Supported by the National Natural Science Foundation ;National Education Commission Foundation of China
A new sterol, 5a-cholesta-8(14),24(25)-diene-3/β, 6a-diol (1) and a known sterol (24Z)- 24-ethyl-cholesta-7(8),24(28)-diene-3β,5a,6β-triol (2) have been isolated from the South China Sea sponge Dysidea fragilis. Th...