CCNF was significantly upregulated in adrenocortical carcinoma (ACC), BLCA, BRCA, CESC, CHOL, COAD, DLBC, ESCA, glioblastoma multiforme (GBM), HNSC, KIRC, KIRP, brain lower grade glioma (LGG), LIHC, LUAD, LUSC, OV, PAAD, READ, skin cutaneous melanoma (SKCM), STAD, TGCT, THYM, UCEC and UCS tissues vs. normal tissues (P<0.001) (Figure 1C). The gene discussed is CCNF; the disease is glioblastoma.