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.

Cyanidin-3-O-arabinoside chloride has antioxidant activity. It reduces the peroxynitrite-induced suppression of mitochondrial respiration, DNA damage, PARS activation and vascular dysfunction in HUVECs.

PGD2-IN-1 是 DP 受体拮抗剂, 来自专利 WO 2006044732 A2，化合物实例 15 (d)，IC50 值为 0.3 nM。