Altered Plasmodium falciparum Sensitivity to the Antiretroviral Protease Inhibitor Lopinavir Associated with Polymorphisms in pfmdr1
Author(s) -
Ebere Sonoiki,
Christian Nsanzabana,
Jennifer Legac,
Kirthana M. V. Sindhe,
Joseph L. DeRisi,
Philip J. Rosenthal
Publication year - 2016
Publication title -
antimicrobial agents and chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.07
H-Index - 259
eISSN - 1070-6283
pISSN - 0066-4804
DOI - 10.1128/aac.01949-16
Subject(s) - lopinavir , plasmodium falciparum , virology , protease inhibitor (pharmacology) , biology , malaria , medicine , human immunodeficiency virus (hiv) , antiretroviral therapy , immunology , viral load
The HIV protease inhibitor lopinavir inhibitsPlasmodium falciparum aspartic proteases (plasmepsins) and parasite development, and children receiving lopinavir-ritonavir experienced fewer episodes of malaria than those receiving other antiretroviral regimens. Resistance to lopinavir was selectedin vitro over ∼9 months, with ∼4-fold decreased sensitivity. Whole-genome sequencing of resistant parasites showed a mutation and increased copy number inpfmdr1 and a mutation in a protein of unknown function, but no polymorphisms in plasmepsin genes.
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