Application of a targeted amplicon sequencing panel to screen for insecticide resistance mutations in Anopheles darlingi populations from Brazil
2025

Screening for Insecticide Resistance in Mosquitoes

Sample size: 200 publication 10 minutes Evidence: moderate

Author Information

Author(s): Acford-Palmer Holly, Andrade Alice O., Phelan Jody E., Santana Rosa A., Lopes Stefanie C. P., Medeiros Jansen F., Clark Taane G., Araujo Maisa S.

Hypothesis

Can a targeted amplicon sequencing panel effectively identify insecticide resistance mutations in Anopheles darlingi populations in Brazil?

Conclusion

The study successfully identified novel mutations associated with insecticide resistance in Anopheles darlingi mosquitoes using a cost-effective sequencing method.

Supporting Evidence

  • The study identified 10 point mutations in genes associated with insecticide resistance.
  • The amp-seq approach allows for high-throughput and cost-effective genetic screening.
  • Findings can inform vector control strategies to combat malaria transmission.

Takeaway

Researchers found new genetic changes in mosquitoes that help them resist insecticides, which can help in controlling malaria.

Methodology

The study used a targeted amplicon sequencing panel to analyze 200 Anopheles darlingi mosquitoes collected in Brazil for mutations linked to insecticide resistance.

Limitations

The method currently only targets known loci associated with insecticide resistance and may miss other relevant genetic variations.

Participant Demographics

Mosquitoes were collected from various localities in Rondônia and Amazonas states in Brazil.

Digital Object Identifier (DOI)

10.1038/s41598-024-84432-x

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