Brain lesions found in monkey fetus injected with Zika virus

The Zika virus has been declared a global health emergency, leaving medical researchers around the world scrambling for more information about the devastating condition that can lead to a variety of birth defects.

Researchers at the University of Washington in Seattle inoculated a pregnant pigtail macaques with the Zika virus. Within 10 days, the primate’s fetus developed brain lesions similar to those observed in some human babies born to Zika-infected mothers.

“Our results remove any lingering doubt that the Zika virus is incredibly dangerous to the developing fetus and provides details as to how the brain injury develops,” Kristina Adams Waldorf of the University of Washington School of Medicine said in a statement.

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