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Data from: Detection of the 1016Gly and 989Pro knockdown resistance mutations in Florida, USA Aedes aegypti

dataset
posted on 2024-10-10, 21:30 authored by ALDEN ESTEPALDEN ESTEP, Neil Sanscrainte

Aedes aegypti is a major arboviral disease vector and is therefore a critical target for control by public health programs. Early eradication efforts have shown that Ae. aegypti can rapidly build insecticide resistance and now, resistance to pyrethroids, the major class of adulticides used for operational control, is common in many populations. A major contributor to this resistance is a group of knockdown resistance (kdr) SNPs that normally exist in distinct ensembles in the Western Hemisphere and the Indopacific with little known mixing. In this study, we detected, and confirmed using multiple methods, two Indopacific kdr SNPs, V1016G and S989P, in three recent collections from Osceola County, Florida. This represents a large expansion of the geographic range of the Indopacific kdr SNPs. We consider the implications of this finding on future insecticide resistance surveillance studies, including assessing the ability of our current screening tools to detect these SNPs. We find that the presence of the Indopacific SNPs requires modification of existing resistance screening protocols and requires further work to understand the operational implications for mosquito control.

The information in this repository consists of the data supporting the original detection and the confirmation of the presence of the Indopacific mutations. It also includes sequencing protocols, analysis scripts, and sequencing metadata used in the study.

Funding

USDA-ARS: 6036-32000-052-00D

History

Data contact name

Estep, Alden

Data contact email

alden.estep@usda.gov

Publisher

Ag Data Commons

Temporal Extent Start Date

2024-04-08

Theme

  • Not specified

Geographic Coverage

{"type":"FeatureCollection","features":[{"geometry":{"type":"Point","coordinates":[-81.226,28.245]},"type":"Feature","properties":{}},{"geometry":{"type":"Point","coordinates":[-81.457,28.258]},"type":"Feature","properties":{}},{"geometry":{"type":"Point","coordinates":[-81.349,28.305]},"type":"Feature","properties":{}}]}

Geographic location - description

3 locations in Osceola County, Florida 28.245, -81.226 28.258, -81.457 28.305, -81.349

ISO Topic Category

  • biota
  • health

National Agricultural Library Thesaurus terms

pesticide resistance; mutation; Florida; Aedes aegypti; pyrethroid insecticides; electric potential difference; sodium channels; mixing; geographical distribution; screening; mosquito control

OMB Bureau Code

  • 005:18 - Agricultural Research Service

OMB Program Code

  • 005:040 - National Research

ARS National Program Number

  • 104

Pending citation

  • No

Public Access Level

  • Public

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