Potent and selective tachykinin NK2 receptor agonist (EC50 = 3.7 nM in rat colon). Displays > 1000- and > 300-fold selectivity over NK1 and NK3 receptors respectively. Active in vivo.

Calpain Inhibitor III is a potent, cell-permeable inhibitor of calpain I and II (Ki = 8 nM)., The Calpain Inhibitor III, also referenced under CAS 88191-84-8, controls the biological activity of Calpain.

Polyporusterone B is a triterpene carboxylic acid isolated from Polyporus umbellatus Fries known as pentahydroxy bile acids, alcohols, and derivatives. Polyporusterone B Polyporusterone B has an inhibitory effect on free radical-induced lysis of red blood cells (hemolysis).