Molecular surveillance of the Pfmdr1 N86Y allele among Congolese pregnant women with asymptomatic malaria.

This study gives an update on the prevalence of Pfmdr1 N86Y alleles in Brazzaville, Republic of Congo. It also raises concern on the imminent emergence of resistance against artemether-lumefantrine in this setting. This study underscores the importance to regular artemether-lumefantrine efficacy monitoring to inform the malaria control programme of the Republic of Congo.