As shown in Additional file 1: Figure S1, WDFY3-AS2 expression was positively correlated with WDFY3 level in glioma (Pearson correlation coefficient r2 = 0.6418, P < 0.001), indicating a possible regulatory relationship between WDFY3-AS2 and WDFY3. Here, WDFY3 is linked to glioma.