Acetyl-11-keto-β-boswellic acid, a constituent of a herbal medicine from Boswellia serrata resin, attenuates experimental ileitis - Kriegelstein,C.F.; Anthoni,C.; Rijcken,E.JM.; Laukötter,M.; Spiegel,H.U.; Boden,S.E. (Int J Colorect Dis, 2001)