Thursday, March 22, 2007

GM mosquito 'could fight malaria'


A genetically modified (GM) strain of malaria-resistant mosquito has been created that is better able to survive than disease-carrying insects.

The insect carries a gene that prevents infection by the malaria parasite.

Surival of the fittest :

The approach exploits the fact that the health of infected mosquitoes is itself compromised by the parasite they spread. Insects that cannot be invaded by the parasite are therefore likely to be fitter and out-compete their disease-carrying counterparts.

The scientists also inserted the gene for green fluorescent protein (GFP) into the transgenic mosquitoes which made their eyes glow green.

With the ethical issues to be resolved, it may take another 10 years for these mosquitos are releaseds into nature..




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