Angeloylbinankadsurin A

Angeloylbinankadsurin A (compound 7) is an anti-rheumatoid arthritis (RA) agent that can be isolated from EtOAc and CH2Cl2 extracts of Black Tiger Beard. Angeloylbinankadsurin A exhibits inhibitory activity on RA-FLS cells (IC50=11.70 μM). Angeloylbinankadsurin A is slightly toxic to human cancer cell lines (Hela and BGC-823) (IC50=19.9 μM, 21.93 μM)[1].