(论文中英文摘要格式)

dispelling wind, removing dampness, expelling cold and relieving pain. Our investigation led to the isolation of 13 compounds from the roots of Heracleum rapula. Among them, compounds 1-4 were identified as new coumarin glycosides and compounds 5-6 were elucidated to be two novel intermolecular rearranged biiridoid glucoside. Eight compounds were tested for their anti-platelet aggregation activity and none of them have obvious activity.

Chapter 5. Review

This review covers 71 literatures published or abstracted between 1999 and 2004. 171 naturally occurring cycloartane-type triterpenoids were presented.

Key Word: Schisandra species, Angelica apaensis, Heraleum rapula, chemical constituents, anti-HIV activity, anti-platelet aggregation activity.