NEJM 3 26 26 Dengue Suppression by Male Wolbachia-Infected Mosquitoes.

This Week In Medicine · Mar 28, 2026 · 18m

This research study explores a biological method for controlling dengue fever in Singapore by releasing specially infected male mosquitoes into the environment. These males carry a bacterium called Wolbachia, which ensures that any offspring produced from mating with wild females are nonviable, effectively crashing the local mosquito population. Over a two-year period, the experiment successfully demonstrated that areas treated with these releases saw a dramatic reduction in wild mosquito abundance compared to control zones. Most importantly, the intervention resulted in a 71 to 72% decrease…