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CD4 T cell changes after ZIKV rechallenge.
Central memory (A-C), Effector memory (D-F), and naïve (G-I) CD4 T cells were assessed for changes in frequency (A, D, G), activation as measured by CD69 expression (B, E, H), and proliferation as measured by Ki67 expression (C, F, I), after ZIKV rechallenge.
