Chisopanins A-K, 11 new protolimonoids from Chisocheton paniculatus and their anti-inflammatory activities

Motivated by positive anti-inflammatory test of crude extracts, 11 new and 13 known protolimonoids were isolated from Chisocheton paniculatus. Most protolimonoids showed potent inhibitory activities on LPS-stimulated NO and TNF-α release of RAW 264.7 in vitro.