(Z)-1-Methyl-2-(undec-6-enyl)quinolin-4(1H)-one shows strong inhibitory activity on leukotriene biosynthesis in human polymorphonuclear granulocytes, and it is very effective against mycobacteria.
17-oxo-4(Z),7(Z),10(Z),13(Z),15(E),19(Z)-Docosahexaenoic acid is a metabolite of lipoxygenase-mediated oxidation of DHA that is produced endogenously by aspirin-enhanced COX-2 activity. It has been shown to activate Nrf2-dependent antioxidant gene expression, to act as a PPARγ agonist (EC50 = ~200 nM), and to inhibit pro-inflammatory cytokine and nitric oxide production at biological concentration ranges (5-25 μM).
4(Z),7(Z),10(Z),13(Z),16(Z)-Nonadecapentaenoic acid is an unusual polyunsaturated fatty acid (PUFA) generated during the synthesis of docosahexaenoic acid-d5 . While the physiological properties of this compound are not known, dietary intake of n-3 long-chain PUFAs provides potential health benefits.