Thunberginol C exhibits antimicrobial activity against oral bacteria. It shows antiallergic activity in the in vitro bioassay using the Schults-Dale reaction in sensitized guinea pig bronchial muscle.
1-Methyl-2-nonylquinolin-4(1H)-one has anti-inflammatory activity, it exhibits inhibitory activity on leukotriene biosynthesis in a bioassay using human polymorphonuclear granulocytes, with IC50 values of 12.1 microM.
Macrocarpal C, isolated from the fresh leaves of Eucalyptus globulus Labill. (Lan An) and identified as its major antifungal component by bioassay-guided purification, the antifungal action of macrocarpal C was associated with increases of membrane permea