Anti-inflammatory effects of a triterpenoid isolated from Wilbrandia ebracteata Cogn. - Siqueira,J.M.; Peters,R.R.; Gazola,A.C.; Krepsky,P.; Farias,M.R.; Rae,G.A.; Brum-Fernandes,A.J.; Ribeiro-Do-Valle,R.M. (Life Sci, 2007)