Surprisingly, our four-DNA methylation signature was significantly negatively correlated with PD-1, PD-L1, PD-L2, and CTLA-4 (p<0 In fact, cg24670442, one of the four-DNA methylation signatures, corresponding to GBP5 gene, was significantly negatively correlated with PD-1, PD-L1, PD-L2, CTLA-4 (p<0. Meanwhile, GBP5 has been proved to be induced by interferon-gamma (IFN-?),
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