In vitro antiplastimodial activity of extracts of Tristaniopsis species and identification of the active constituents: Ellagic acid and 3,4,5-trimethoxyphenyl-(6′-O-galloyl)-O-β-D-glucopyranoside - Verotta,L.; Dell’Agli,M.; Giolito,A.; Guerrini,M.; Gabalion,P.; Bosisio,E. (J Nat Prod, 2001)