Last Updated: 04/12/2025

To isolate naturally occurring microbes found in Anopheles mosquitoes in Kenya that could be used to block the transmission of Plasmodium

Objectives

This project proposes the establishment of a screening protocol that will enable the identification and isolation of candidate bacterial strains that can be further investigated in the context of a transmission blocking strategy.

Principal Investigators / Focal Persons

Enock Mukibetti Mararo

Rationale and Abstract

A number of recent studies have demonstrated that bacterial members of the mosquito intestine can prevent Anopheles from being able to transmit malaria. While this research has opened up the possibility to use such bacteria as a transmission blocking strategy, more research along theselines is needed. Firstly, Plasmodium inhibition is just one of the characteristics that would berequired for successful utilization of such bacteria. In addition, bacteria must be persistent and transmissible between mosquito hosts (ideally vertically and horizontally) and also must have lowfitness costs to their host mosquitoes. Notably, since these baceterial isolates will be present in the environment their dissemination will not require the hurdles associated with importation of exotic or genetically modified bacterial strains.

Date

Mar 2016 — Aug 2018

Total Project Funding

$82,545

Funding Details
Wellcome Trust, United Kingdom

Grant ID: 200274/Z/15/Z
GBP 62,504
Project Site

Kenya

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