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Pattern of CD27 and CD57 expression on EBV-, CMV-, and HIV-specific CD8+ T cells from three HIV-1-infected participants with a triple tetramer reactivity. Shown are three-dimensional topographical plots of CD27 and CD57 expression on tetrameter-positive CD8+ T cells from participant 3 (A), participant 5 (B), and participant 2 (C). Refer to the legend for Fig. 2F for a description of the topographical plot.
