SLC7A11 and cancer: The results revealed that, compared to normal tissues, SLC7A11 was significantly upregulated in 11 cancer types (BRCA, CESC, ESCA, HNSC, LUAD, LUSC, PRAD, READ, SARC, STAD, and UCEC) and downregulated in 9 cancer types (CHOL, COAD, KICH, KIRC, KIRP, LIHC, PAAD, PCPG, and THCA) (p< 0.05; Figure 7A).