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Peer reviewedOpen accessMalaria

Co-occurrence of pfkelch13 and pfmdr1 variants in a recurrent Plasmodium falciparum infection following standard artemether-lumefantrine treatment

International Journal of Infectious Diseases·

Joana Laranjinha, Andréa Luciana S. da Silva, Sara B. Lopes, Raquel Azevedo, Inês Lopes, Ana M. Costa, Ana Paula Arez, Ana Cláudia Carvalho, Pedro Vitor Cravo, Márcia M. Medeiros

DOI
10.1016/j.ijid.2026.109078
PMID
42679922
PMCID
OpenAlex
W7204911829
Study type
Journal article
Publisher
Elsevier BV
Article type
journal-article
Integrity
current

Why this research matters now

The co-occurrence of resistance-associated markers and treatment failure in one patient is presented as justification for ongoing genomic surveillance of antimalarial resistance.

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Structured evidence summary

Research question

The article describes co-occurrence of pfkelch13 and pfmdr1 variants in a recurrent Plasmodium falciparum infection after standard artemether-lumefantrine treatment and motivates genomic surveillance of antimalarial resistance and study of host factors.

Study design

The bibliographic metadata classifies the work as a peer-reviewed journal article; the abstract phrasing ("We report") is consistent with a single-patient case report.

Population and setting

A single patient with metabolic comorbidities who experienced recurrent P. falciparum infection following standard artemether-lumefantrine therapy.

Main findings

Recurrent P. falciparum infection was observed after standard artemether-lumefantrine treatment, with mutant parasites carrying both pfkelch13 and pfmdr1 variants. The abstract also flags host factors as potentially affecting antimalarial drug exposure.

Public-health relevance

The co-occurrence of resistance-associated markers and treatment failure in one patient is presented as justification for ongoing genomic surveillance of antimalarial resistance.

Important limitations

The abstract does not state explicit limitations. This summary is limited to the supplied single-article abstract and metadata and requires the original paper for decision-grade interpretation.

GIDS interpretation

The article fits the GIDS topics of Genomic epidemiology, Surveillance, and Treatment for malaria. It indicates that the authors view resistance-marker monitoring as a relevant surveillance activity, but no connection to a live surveillance signal is established from the supplied evidence.

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Related GIDS surveillance

Literature context does not validate, explain, or change a surveillance signal. Exact and contextual relationships are shown separately.

03

Evidence relationships

This article has 9 auditable classifier relationships to diseases, places, topics, and study design.

about diseaseaddresses topicaddresses topicaddresses topicevaluates interventionhas pathogen typestudied population settingstudies pathogenuses study design