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.
20-Deoxyingenol 3-angelate and ingenol 20-acetate 3-angelate are known as promoters of tumors of mouse skin. 20-Deoxyingenol 3-angelate can induce significant platelet aggregation accompanied by induction of phosphorylation of PKC substrates in platelets,