Figure 6. Immunohistochemical verification of JUN expression. (A) The JUN expression in good and poor response patients for PD1 treatment. (B, C) Bar plot for the average optical density of immunohistochemical imaging. PR: Partial response (sample number=8), SD: Stable disease (sample number=2), invalid (sample number=2). Good: (sample number=8), poor: (sample number=4). The test was performed with non-parametric Wilcoxon test.