HERPUD1 and cancer: To confirm the effect of cancer cell-derived MIF1 on GAM infiltration, we performed transwell migration assays using human microglia (Fig. 4c,d) and human macrophages (Extended Data Fig. 2c,d) with either IDH-wild-type or IDH-mutant cells (Fig. 4c,d and Extended Data Fig. 2c–h).