CTSL and glioblastoma: In the case of LGG, the selected genes were: WEE1, IGFBP2, UNG, CASP8, TIMP1, RPA3, CASP6, CFLAR, BRCA1, PYGL, MSN, CASP7, PRPS2, TNFRSF1A, PLCG1, CDK2, DIAPH1, BRCA2, ANG, F3, XRCC2, GALM, MMP14, DEDD2, ERBB2, HDAC7, TRADD, MYH9, SERPINE1, and BARD1; whereas for GBM, the selected genes were: PAK1, PXN, ENO1, CTSL, CXCL14, CCL2, HDAC7, SVIL, LIMK1, SOCS3, HRAS, ICAM1, PLAUR, RAC1, EREG, CXCL5, CTSB, RUNX1, SERPINE1, CASP4, NFKBIE, TGFB1, MET, MSN, NFKB2, STAT3, RARA, DLD, TERT, and ALDOA.