SAO PAULO, BRAZIL — Brazil declared an end to its public health emergency for the Zika virus on Thursday, 18 months after a surge in cases drew headlines around the world. The mosquito-borne virus wasn’t…Read More
Angola has announced its first two cases of the Zika virus, but it is not clear whether the strain is the one spreading through the Americas. The Portuguese news agency Lusa says one case involved…
WASHINGTON — An experimental Zika vaccine has been shown to be 100 percent effective in protecting laboratory animals from the virus, according to researchers from the Perelman School of Medicine at the University of Pennsylvania….