Figure 4. Expression analysis of the FASN gene across various tumors and pathological stages. (A) Expression analysis of the FASN gene in ESCA, HNSC, KIRC, KIRP, LGG, SARC, and STAD based on the GTEx databases. Expression analysis of the different pathological stages of ACC, BLCA, BRCA, CHOL (B); COAD, DLBC, ESCA, HNSC (C); LIHC, LUAD, LUSC, PAAD (D); and SKCM, STAD, TGCT, UCEC, UCS (E).