An increasing number of studies have illustrated the importance of the m6A reader protein YTHDF2 in the regulation of physiological processes and diseases.18, 20 In the analysis of the TCGA database and detection in expression levels compared to SV‐HUC‐1 cells, YTHDF2 was predicted to be as a tumour promoter in BCa. This evidence concerns the gene METTL3 and neoplasm.