BEX3 and glioblastoma: We also searched for some information about immunohistochemical staining of the BEX family in GBM patients in THE HUMAN PROTEIN ATLAS database (https://www.proteinatlas.org/) and found that the immunohistochemical staining of the BEX family genes performed significantly differently between normal brain tissues and GBM tissues of different grades (Supplementary Figure 7).