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Frequency of activated CD4+ and CD8+ T cells in tissues of HIV-1-infected humanized mice. Activated human CD4+ (A) and CD8+ (B) T cells in tissues of HIV-1-infected humanized mice were identified by the co-expression of hCD38 and HLA-DR. Data are expressed as mean ± SEM. Statistical significance was calculated using a two-sided Kruskal–Wallis test.
