POLR2D and glioblastoma: Significantly higher transcript levels were observed in GBM tumours for AIDA (2.5-fold, p = 3.4 × 10−8), BNIP3L (1.2-fold, p = 5.5 × 10−6), CETN3 (1.8-fold, p = 1.7 × 10−7), FYB1 (1.8-fold, p = 7.25 × 10−9) and POLR2D (1.7-fold, p = 8.14 × 10−5; Figure 5B).