Italian Researchers Map Pyrethroid Resistance Mutations in Asian Tiger Mosquitoes Across 102 Provinces
Researchers from the MosqIRIT Network have created a comprehensive dataset tracking two genetic mutations (V1016G and F1534C) that confer pyrethroid insecticide resistance in Aedes albopictus mosquitoes across Italy, based on genotyping 3,517 specimens collected between 2023 and 2025. The dataset includes geographic, ecological, and demographic information from 102 of Italy's 107 provinces to enable spatial analysis. This resource is intended to support mosquito control programs and help manage the spread of insecticide resistance.
Scientists affiliated with the Mosquito Insecticide Resistance Italian Network (MosqIRIT) have compiled a georeferenced dataset documenting the frequency of two key mutations associated with pyrethroid resistance in Aedes albopictus (Asian tiger mosquitoes) across Italy. The study genotyped 3,517 individual mosquitoes collected from 102 provinces between 2023 and 2025, identifying the V1016G and F1534C target-site mutations that enable resistance to pyrethroid insecticides. Each record includes detailed metadata on sampling location, collection method, developmental stage, and genotype frequencies, supplemented by geographic, eco-climatic, and demographic data to facilitate spatial modeling. The dataset was generated as part of the INF-ACT project's RN2 activities and follows FAIR (Findable, Accessible, Interoperable, Reusable) data standards. The researchers intend this resource to support public health mosquito control programs, enable ongoing resistance monitoring, and inform ecological modeling efforts.
What's missing
The dataset paper does not specify the prevalence or geographic distribution patterns of the resistance mutations across the sampled provinces, nor does it discuss the practical implications for pyrethroid-based vector control strategies or the timeline for public access to the full dataset.
What different sources said
- bioRxivCenter
Tracking kdr Alleles Associated with Pyrethroid Resistance in Aedes albopictus across Italy: A Nationwide Genotypic Dataset by MosqIRIT Network.
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