CRP, an acute phase serum protein synthesized in response to inflammatory cytokines, produces antitumor effects in animals. The fragment CRP (174-185) (RS-83277) shows similar activity by significantly enhancing the tumoricidal activity of human monocytes and alveolar macrophages in vitro.

Tryptophan containing dipeptides are interesting ingredients for functional foods as a natural prevention for hypertension with reduced side effects due to its selective inhibition of the C-domain.

CGS 20625 is an orally active, specific, and potent partial agonist at the central benzodiazepine receptor with anxiolytic and anticonvulsant activity.