Pyracrenic acid is a potent elastase inhibitor with an IC50 value of 1.5 mg/mL. Pyracrenic acid shows DPPH radical scavenging activity. It also shows significant cytotoxic activities against human cancer cells COLO 205 and AGS.
Skullcapflavone I has anti-inflammatory and anti-allergic potential, it can significantly inhibit LPS stimulated NO and PGE(2) release in J774A.1 macrophages and inhibit LPS induced IL-6 production in a concentration dependent manner. Skullcapflavone I se