Protogracillin is a steroidal saponin isolated from Dioscorea zingiberensis Wright (DZW) which may inhibit platelet aggregation (PAG) and thrombosis. Steroidal saponins from DZW rhizomes have the potential to reduce the risk of cardiovascular diseases by anti-thrombotic action.

Ethyl6-bromo-1H-indole-3-carboxylate is a marine derived natural products found in Pleroma menoui.

Gastrin-releasing peptide is a regulatory human peptide that elicits gastrin release and regulates gastric acid secretion and enteric motor function. The post-ganglionic fibers of the vagus nerve that innervate the G cells of the stomach release GRP, which stimulates the G cells to release gastrin.