PARM1 and cancer: To further elaborate on the role of PARM1 in cancer, we performed a pan-cancer expression and prognosis analysis of PARM1. As shown in Figure 8A, PARM1 was lowly expressed in BLCA, BRCA, CESC, COAD, GBM, HNSC, KICH, KIRC, KIRP, LUAD, LUSC, PRAD, PEAD, THCA, and UCEC, and highly expressed in CHOL and LIHC.