GOT2 and glioblastoma: In contrast, GOT2 expressions increased according to malignancy (p < 0.001 AGII vs. AGIII and p < 0.01 AGII vs. GBM, Dunn test) (Fig. 1a) and presented discriminatory power to distinguish between GBM and AGII (AUC = 0.709; 95% CI, 0.608–0.810) (Fig. 2).