Figure 2. Mean fluorescence intensity (MFI) in HIV-infected young adults with and without TS. Box-plots show MFI of senescent and non-senescent activated B and T lymphocytes: CD38 in CD19+ activated B lymphocytes, CD38 in CD4+28+ Non-senescent activated helper T lymphocytes, CD38 in CD4+28- senescent activated helper T lymphocytes, CD38 in CD8+28+ Non-senescent activated cytotoxic T lymphocytes, CD38 in CD8+28- senescent activated cytotoxic T lymphocytes.