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. 2021 Oct 20;12:751594. doi: 10.3389/fimmu.2021.751594

Figure 4.

Figure 4

The expression of immune checkpoint and immune related score in two clusters. (A–D) Difference in (A) PD-1, (B) PD-L1, (C) PD-L2, and (D) CTLA4 expression between two gene clusters. (E–G) Difference in ESIMATE score, stromal score, and immune score between two gene clusters. ***p < 0.001.