Evidence map›Paper›PMID 32384079›Full record

ArticlePLoS neglected tropical diseases2020

The V410L knockdown resistance mutation occurs in island and continental populations of Aedes aegypti in West and Central Africa.

Constância F J Ayres, Gonçalo Seixas, Sílvia Borrego, Cátia Marques, Inilça Monteiro, Camila S Marques, Bruna Gouveia, Silvania Leal, Arlete D Troco, Filomeno Fortes and 3 more

Open access · goldAbstract read
In one paragraph

Article in PLoS neglected tropical diseases, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
6.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 70 citations in OpenAlex.

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  9. An atlas of positive selection in the genomes of major malaria vectors.bioRxiv : the preprint server for biology · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors at 5 institutions in 4 countries.

Constância F J AyresGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.ORCID 0000-0003-0787-749X
Gonçalo SeixasGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Sílvia BorregoGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Cátia MarquesGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.ORCID 0000-0001-9047-934X
Inilça MonteiroGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Camila S MarquesGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Bruna GouveiaInstituto de Administração da Saúde IP-RAM, Secretaria Regional de Saúde e Proteção Civil, e Interactive Technologies Institute, LARSyS, Funchal, Região Autónoma da Madeira.
Silvania LealInstituto Nacional de Saúde Pública, Ministério da Saúde e Segurança Social, Praia, Cabo Verde.
Arlete D TrocoDireção Nacional de Saúde Pública, Ministério da Saúde, Luanda, Angola.
Filomeno FortesDireção Nacional de Saúde Pública, Ministério da Saúde, Luanda, Angola.
Ricardo ParreiraGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
João PintoGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Carla A SousaGlobal Health and Tropical Medicine, GHTM, Instituto de Higiene e Medicina Tropical, IHMT, Universidade Nova de Lisboa, UNL, Lisbon, Portugal.
Universidade Nova de Lisboa · PTMinistry of Health · AOFundação Oswaldo Cruz · BRMinistério da Saúde e da Segurança Social · CVRegional Government of Madeira · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The extensive use of insecticides for vector control has led to the development of insecticide resistance in Aedes aegypti populations on a global scale, which has significantly compromised control actions. Insecticide resistance, and its underlying mechanisms, has been investigated in several countries, mostly in South American and Asian countries. In Africa, however, studies reporting insecticide resistance are rare and data on resistance mechanisms, notably knockdown resistance (kdr) mutations, is scarce. In this study, the recently described V410L kdr mutation is reported for the first time in old world Ae. aegypti populations, namely from Angola and Madeira island. Two additional kdr mutations, V1016I and F1534C, are also reported for the first time in populations from Angola and Cape Verde. Significant associations with the resistance phenotype were found for both V410L and V1016I individually as well as for tri-locus genotypes in the Angolan population. However, no association was found in Madeira island, probably due to the presence of a complex pattern of multiple insecticide resistance mechanisms in the local Ae. aegypti population. These results suggest that populations carrying the same kdr mutations may respond differently to the same insecticide, stressing the need for complementary studies when assessing the impact of kdr resistance mechanisms in the outcome of insecticide-based control strategies.

Indexed as

Insecticide ResistanceMutation, MissenseAedesAngolaAnimalsFemaleGenotypeInsecticidesInsect ProteinsMosquito VectorsPortugalInsecticidesInsect Proteins

Identifiers

PMID32384079
PMCPMC7304628
OpenAlexW3023230768

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.