Murrangatin may be a valuable anti-tumor-promoting agent, it can significantly inhibit Epstein-Barr virus early antigen (EBV-EA) activation, and preserve the high viability of Raji cells, it also exhibits cytotoxicity against cholangiocarcinoma cell line, KKU-100.

Poricoic acid G shows inhibition of tumor-promoting effects and cytotoxic activity.

cis-4-Hydroxy-D-proline belongs to the class of organic compounds known as proline and derivatives. Proline and derivatives are compounds containing proline or a derivative thereof resulting from a reaction of proline at the amino group or the carboxyl group or from the replacement of any hydrogen of glycine by a heteroatom.