GABPB1 and glioblastoma: GBM + CTx in GABPA: p = 0.0002 and p = 0.0006; GABPB1: p = 0.001 and p = 0.035; GABPB1-L: p = 0.001 and p = 0.043; GABPB1-S: p = 0.027 and p = 0.001).