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. 2022 Feb 15;12:795205. doi: 10.3389/fphar.2021.795205

FIGURE 6.

FIGURE 6

Analysis of immune infiltration and effect of PD-1/PD-L1 on patient prognosis. (A) Correlation between risk scores and immune cell infiltration in patients with HNSCC. (B) GSEA: immune response and immune system process. (C) Differential expression analysis with PD-1, PD-L1, DNMT1 and ZC3H12D. (D) Correlation analysis of PD-1, PD-L1 and HILTlncRNAs. (E) Survival analysis for four groups of HNSCC patients with PD-1, PD-L1 and PHILTlncRNAs.