Three of the 11 deregulated proteins (FTL, GNAO1, S100A9) were increased in the patients with GBM, where the others were either decreased (CDKN1B, FADD, POLG, SKP1) or were not detected (ICAM1, MLH1, MMP11, ST8SIA1). This evidence concerns the gene GNAO1 and glioblastoma.