Aedes mosquitoes increasingly resistant to common insecticides

Mutations in Aedes mosquitoes are making them up to 1,000 times more resistant to common insecticides. — AFP

Mosquitoes that transmit dengue and other viruses have evolved growing resistance to insecticides in parts of Asia, and novel ways to control them are desperately needed, new research warns.

Health authorities commonly fog mosquito-infested areas with clouds of insecticide, and resistance has long been a concern, but the scale of the problem was not well understood.