Fig. 1From: In vitro selection of Plasmodium falciparum Pfcrt and Pfmdr1 variants by artemisininChanges in the index of resistance. Changes in the index of resistance (ratio of the IC50 for the resistant progeny to the IC50 for the parental line) to various drugs during the adaptation of the P. falciparum lines W2 and D6 to artemisinin. QHS artemisinin, DHA dihydroartemisinin, CQ chloroquine diphosphate, PIP piperaquine phosphate, AM artemether, AS artesunate, LMF lumefantrine. There was >twofold resistance increase to artemisinin and its derivativesBack to article page