PDCD1 and central nervous system cancer: Moreover, LaSig also represented the expression of PD-1, which is significantly positively correlated with the expression of PD-1, including BLCA, kidney chromophobe (KICH), acute myeloid leukemia (LAML), lower grade glioma (LGG), liver cancer (LIHC), LUAD, pancreatic cancer (PAAD), testicular cancer (TGCT) and UVM (Figure S3).