IGFBP2 and glioblastoma: Then, we obtained five DEGs, including SLC8A2, PTPRN, F2R, RIM-BP2, and IFI44, by overlapping the two analyses (Figure 3D); of these, PTPRN and RIM-BP2 were highly expressed in GBM (p<0.05) (Figures 3E, F).