RBM15, CBLL1, YTHDC1, YTHDF3, FMR1, IGFBP1, NSUN4, DNMT3B, TET1, TET2, TET3, WDR4, TRMT10C, ALKBH3, PUS7, PUS7L, and PUS10 exhibited increased expression levels in individuals with PTSD, suggesting their potential roles in the biological mechanisms underlying the development and progression of the disorder. This evidence concerns the gene WDR4 and post-traumatic stress disorder.