3β-Hydroxy-urs-11-en-28,13β-olide shows a potent concentration-independent cytoprotective effect against CCl4-induced injury on human hepatoma cell line relative to silymarin as a reference standard. It exhibits weak-moderate antiproliferative activity ag
1,7-Bis(4-hydroxyphenyl)-3-hydroxy-1,3-heptadien-5-one shows strong inhibition of collagen-induced, arachidonic acid-induced, and adenosine diphosphate-induced platelet aggregation of human whole blood.
3-Acetoxy-27-hydroxy-20(29)-lupen is an acetyl ester form of 3α, 27-Dihydroxylupen-20(29)-en-28-oic acid methyl ester, which is a topoisomerase II inhibitor.
5,7-Dihydroxy-3-(4-hydroxy-3,5-dimethoxybenzyl)-6,8-dimethylchroman-4-one has oxygen free radicals(OFRs) scavenging effects, it can scavenge hydroxyl radical(·OH) and hydrogen peroxide(H2O2) in vitro.It shows a strong cytotoxic activity on HeLa-S3 cell.