Research Paper Volume 16, Issue 13 pp 10985—10996

An updated immunosenescence exploration in healthy Chinese donors: circular elevated PD-1 on T cell and increased Ki67 on CD8+ T cell towards aging

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Figure 4. Comparison of lymphocyte subsets in different age groups of male or female populations with significant differences. (A) CD4+/CD8+percentage (%), (B) CD4+CD45RA- T cell (% and cells/μl), (C) CD4+CD45RA+ T cell (% and cells/μl), (D) CD4+ Naïve T cell (% and cells/μl), (E) CD4+CD45RA+CD31+T cell (% and cells/μl), (F) CD4+CD25+CD127- T cell percentage (%), (G) CD8+CD45RA- T cell (% and cells/μl), (H) CD8+Naive T cell (% and cells/μl), (I) CD4+CD38+ T cell (% and cells/μl), (J) CD4+HLA- DR+ T cell (% and cells/μl), (K) CD8+HLA-DR+ T cell (% and cells/μl), (L) CD8+CD28+ T cell (% and cells/μl), (M) CD8+CD38+ T cell (% and cells/μl), (N) CD4+PD-1+ T cell (% and cells/μl), (O) CD8+Ki67+ T cell (% and cells/μl), (P) CD8+PD-1+ T percentage (%). (*p < 0.05, **p < 0.01, ***p < 0.001).