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Genetically Modified Mosquitoes with ‘Toxic’ Semen Offer New Hope in Malaria Fight

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Australian scientists have developed a novel pest control method involving genetically engineered male mosquitoes that produce venomous proteins in their semen, which could significantly reduce female mosquito populations responsible for spreading diseases like malaria and dengue fever.

This “toxic male technique” aims to kill female mosquitoes after mating, thereby decreasing the transmission of these diseases. Sam Beach from Macquarie University stated that this method “could work as quickly as pesticides without also harming beneficial species.”

Initial trials using fruit flies demonstrated a significant reduction in female lifespan after mating with toxic males. The research team plans to implement this technique in mosquitoes and conduct rigorous safety testing to ensure no risks to humans or other non-target species.

This innovative approach could transform pest management, offering hope for healthier communities and a more sustainable future.

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