This iron chelator inhibited the expression of Nanog, c-Myc, SOX2, OCT3/4, and KLF-4 in four cancer cell lines (HSC-2: Oral squamous cancer, TE-4, and OE33: Esophageal cancer, and NT-2: Embryonal cell carcinoma) [110,111]. This evidence concerns the gene NANOG and esophageal cancer.