Scientists from Australia's national science agency, CSIRO, and the University of California San Diego have engineered the first breed of genetically modified mosquitoes resistant to spreading all four types of the dengue virus.
Dengue-resistant mosquitoes were give a red-eye gene to distinguish them from regular mosquitoes.
https://www.csiro.au/en/News/News-releases/2020/Science-breakthrough-on-curbing-dengue