Antiplasmodial activity of (I-3,II-3)-biflavonoids and other constituents from Ormocarpum kirkii

Six compounds were isolated from Ormocarpum kirkii S. Moore (Papilionaceae), in addition to six known components. Isochamaejasmin showed the highest antiplasmodial activity with an IC50 of 7.3 ± 3.8 μM.