FTO and esophageal cancer: On the basis of our previous finding that ALKBH5 expression is positively correlated with the prognosis of esophageal cancer patients, while for the other m6A demethylase protein FTO, we found that it can promote the proliferation and invasion of esophageal cancer cells but is not related to the prognosis of esophageal cancer patients (Kong et al. 2023).