FTO and neoplasm: Our study showed that in tumor immunity, the most m6A regulatory factors associated with immune cell subtypes were YTHDC1, YTHDC2, WTAP and FTO, etc. In the results of WGCNA co-expression network, YTHDC1, YTHDC2 and WTAP were positively correlated with the screened anti-tumor immune genes, and it was widely statistically significant.