In vitro antileishmanial activity of three saponins isolated from ivy, alfa-hederin, beta-hederin and hederacolchiside A in association with pentamidine and amphotericine B. Phytother - Ridoux,O.; Di Giorgio,G.; Delmas,F.; Elias,R.; Mshvildadze,V.; Dekanosidze,G.; Kemertelidze,E.; and Balansard,G.; Timon-David,P. (Res., 2001)