Endothelin-3, human, mouse, rabbit, rat TFA is a 21-amino acid vasoactive peptide that binds to G-protein-linked transmembrane receptors, ET-RA and ET-RB.

Bidenoside C is a flavonoid found in brazilian propolis, the first of its kind to be isolated from a herb of the genus Leech, and has anti-proliferative activity against cancer cells.

Methyl nomilinate from citrus can modulate cell cycle regulators to induce cytotoxicity in human colon cancer (SW480) cells in vitro.