Last Updated: 30/09/2025

Studies on the development of the new vector control method using midgut bacterium of Anopheles stephensi

Objectives

The purpose of this study is to establish a method for applying the phenomenon of egg maturation suppression by midgut bacteria of Anopheles mosquitoes to field mosquitoes in order to develop a new vector control method.

Principal Investigators / Focal Persons

Jun Hakozaki

Rationale and Abstract

In order to control malaria, which causes more than 400,000 deaths per year, it is considered important to control the occurrence of Anopheles mosquitoes, which are vectors of the causative pathogen. Insecticides have been mainly used for this purpose, but in recent years, the residue of insecticides in the environment and the emergence of insecticide-resistant Anopheles mosquitoes have become problems. The applicant has revealed that the increase of specific bacteria in the midgut of Anopheles mosquitoes suppresses egg maturation in the ovaries of female mosquitoes after blood feeding. 

Date

Jul 2024 — Mar 2026

Total Project Funding

$18,025

Funding Details
Project Site

Japan

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