Neurotropic viral infection can result in complications underscored by persistent T cell presence in the brain linked with cognitive decline. A recent study by Garber et al. showed that sustained T cell production of interferon (IFN)-γ mediating microglia activation triggers cognitive decline during recovery from Zika virus (ZIKV) or West Nile virus (WNV) infection.
Keywords: flavivirus; memory; microglia.
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