FTH1 and neoplasm: Analyzing tumor and normal samples from the TCGA dataset revealed significant upregulation of FTH1 in 10 tumors (BRCA, ESCA, KIRP, UCEC, HNSC, KIRC, LIHC, THCA, KICH, CHOL) and slight downregulation in LUAD, COAD, PRAD, LUSC, and READ, compared to normal tissue (Fig. 1B).