- (2E,6Z,10E)-7-hydroxymethyl-3,11,15-trimethyl-2,6,10,14-hexadecatetraen-1-ol (Plaunotol) increases cyclooxygenase-2 expression via nuclear factor kappaB and cyclic AMP response element in rat gastric epithelial cells. Fu, H., Yabe, Y., Asahi, K., Hayashi, Y., Murata, H., Eguchi, H., Tsujii, M., Tsuji, S., Kawano, S. Eur. J. Pharmacol. (2005)