Piperkadsin A is a potent inhibitor of ROS. Piperkadsin inhibits PMA-induced ROS production in human polymorphonuclear neutrophils with an IC50 of 4.3 μM.
References:
[1]. Lin LC, et al. Anti-inflammatory neolignans from Piper kadsura. J Nat Prod. 2006 May;69(5):842-4.
















