January 27, 2012 Dengue fever cases are soaring worldwide, according to the World Health Organization. They're also hitting closer to home. Two locally acquired cases were reported in Miami last year, and public health experts say we should expect more.
Researchers hope to keep the mosquito that transmits dengue, Aedes aegypti, from infecting humans using the Wolbachia bacterium.
James Gathany/CDC Public Health Image Library
August 25, 2011 Scientists infected hundreds of thousands of mosquitoes with a mild strain of a bacterium. They believe that once mosquitoes are sick from the infection, they can't spread the dengue virus to humans.
<iframe src="http://www.npr.org/player/embed/139925486/139934234" width="100%" height="290" frameborder="0" scrolling="no">
NPR thanks our sponsors
Become an NPR sponsor