Prior Zika virus infection increases risk of severe dengue disease

Friday, August 28, 2020 - 21:50 in Health & Medicine

A new study finds that people who have antibodies to the mosquito-borne Zika virus are more vulnerable to developing dengue disease. This immune interaction, called antibody-dependent enhancement, could complicate the search for a safe and effective vaccine that protects against Zika without also increasing the risk of dengue.

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