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Cited by 256

The DOI matches its Crossref record; 55 of the 55 references it cites were found in a registry or an index.

Emerging Southeast Asian PfCRT mutations confer Plasmodium falciparum resistance to the first-line antimalarial piperaquine

Open access
Ross, Leila S., Dhingra, Satish K., Mok, Sachel, Yeo, Tomas, Wicht, Kathryn J., Kümpornsin, Krittikorn, Takala-Harrison, Shannon, Witkowski, Benoit, Fairhurst, Rick M., Ariey, Frederic, Menard, Didier, Fidock, David A.·2018·Nature Communications

Abstract

The widely used antimalarial combination therapy dihydroartemisinin + piperaquine (DHA + PPQ) has failed in Cambodia. Here, we perform a genomic analysis that reveals a rapid increase in the prevalence of novel mutations in the Plasmodium falciparum chloroquine resistance transporter PfCRT following DHA + PPQ implementation. These mutations occur in parasites harboring the K13 C580Y artemisinin resistance marker. By introducing PfCRT mutations into sensitive Dd2 parasites or removing them from resistant Cambodian isolates, we show that the H97Y, F145I, M343L, or G353V mutations each confer resistance to PPQ, albeit with fitness costs for all but M343L. These mutations sensitize Dd2 parasites to chloroquine, amodiaquine, and quinine. In Dd2 parasites, multicopy plasmepsin 2, a candidate molecular marker, is not necessary for PPQ resistance. Distended digestive vacuoles were observed in pfcrt-edited Dd2 parasites but not in Cambodian isolates. Our findings provide compelling evidence that emerging mutations in PfCRT can serve as a molecular marker and mediator of PPQ resistance.

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Metadata

Authors
Ross, L. S., Dhingra, S. K., Mok, S., Yeo, T., Wicht, K. J., Kümpornsin, K., Takala-Harrison, S., Witkowski, B., Fairhurst, R. M., Ariey, F., Menard, D., & Fidock, D. A.
Venue
Nature Communications
Published
2018-08-17
Volume
9
Issue
1
Pages
3314-3314
ISSN
2041-1723 (ISSN-L)
OpenAlex
W2886706562
Cited by
256
References
55
FWCI
25.33
Type
journal article
Language
en
Open access
gold

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CoChat. (2026). Citation check: Emerging Southeast Asian PfCRT mutations confer Plasmodium falciparum resistance to the first-line antimalarial piperaquine. https://app.cochat.ai/papers/10.1038/s41467-018-05652-0
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Ross, L. S., Dhingra, S. K., Mok, S., Yeo, T., Wicht, K. J., Kümpornsin, K., Takala-Harrison, S., Witkowski, B., Fairhurst, R. M., Ariey, F., Menard, D., & Fidock, D. A. (2018). Emerging Southeast Asian PfCRT mutations confer Plasmodium falciparum resistance to the first-line antimalarial piperaquine. Nature Communications. https://doi.org/10.1038/s41467-018-05652-0

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