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. 2021 Feb 17;11:4030. doi: 10.1038/s41598-021-83612-3

Figure 1.

Figure 1

Pembrolizumab increases IFNγ and IL-10 levels in co-cultures of CD4+ T cells and allogeneic dendritic cells. Ability of pembrolizumab (anti-PD-1; 1.0 μg/ml) to modify IFNγ (A,D) or IL-10 (B,E) levels in co-cultures of CD4+ T cells and allogeneic immature (AC) or mature (DF) dendritic cells relative to isotype control. (A,B,D,E) indicate responses of individual donors (each colour represents an individual donor), (C,F) show percentage change in response in the presence of pembrolizumab relative to isotype control (mean + SEM, n = 8). (G) Shows impact of pembrolizumab upon CD4+ T cell proliferation in the presence of allogeneic immature or mature dendritic cells. Data presented as percentage change relative to isotype (mean + SEM, n = 8). The impact of pembrolizumab was statistically significant compared to isotype control (* one sample T-test or ^ one sample Wilcoxon test). There was a significant difference between IFNγ and IL-10 (+ 2-tailed T-test).