In vitro and in vivo inhibitory activities of rutin, wogonin, and quercetin on lipopolysaccharide-induced nitric oxide and prostaglandin E2 production - Shen,S.C.; Lee,W.R.; Lin,H.Y.; Huang,H.C.; Ko,C.H.; Yang,L.L.; Chen,Y.C. (European Journal of Pharmacology, 2002)