In addition, SOX4 was involved in the regulation of EMT processes in carcinogenesis of liver, colon, prostate and breast tissues.10 LncRNA FEZF1‐AS1 was a novel oncogene discovered recently.11, 12 However, the expression levels of SOX4 in epithelial ovarian cancer (EOC) and its correlation with FEZF1‐AS1 have rarely been reported. Here, FEZF1 is linked to ovarian carcinoma.