Monotropein has anti-inflammatory action by inhibition of the expressions of inflammatory mediators via NF-κB inactivation, and support its possible therapeutic role in colitis.

RBC10 inhibits the binding of Ral to its effector RALBP1, as well as inhibiting Ral-mediated cell spreading of murine embryonic fibroblasts and anchorage-independent growth of human cancer cell lines.

24-Diamino-6-hydroxypyrimidine (DAHP) is a selective specific inhibitor of GTP cyclohydrolase I the rate limiting step for de novo pterin synthesis.