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. 2021 Aug 27;12:711433. doi: 10.3389/fimmu.2021.711433

Figure 5.

Figure 5

Comparison of ICB-relevant key genes among distinct ICI gene clusters. The expression levels of CTLA4 (A), IDO1 (B), PD1 (C), PD-L1 (D), PD-L2 (E), and TIM3 (F) of patients from distinct ICI gene clusters. The asterisks represented the statistical p value (***P < 0.001).