Prior Dengue Infection May Protect Against Zika: Study

February 7, 2019

(Reuters) – Prior infection with dengue, a mosquito-borne disease that infects nearly 400 million people a year, could reduce the risk of contracting Zika nearly by half, U.S. and Brazilian researchers reported on Thursday. The finding, published in the journal Science, could have implications for approved and experimental dengue vaccines by Sanofi, Takeda Pharmaceutical, Merck & Co and Brazil’s Butantan Institute, they said.