Among the selected genes, 15 (Araf, Braf, Kras, Ccnd1, Cdk6, Igf1r, Nras, Pik3ca, Pik3r1, Pdgfra, Pdgfrb, Pdgfb, Akt1, Akt2, and Mdm2) were related to glioma and leukemia (Figure 4). This evidence concerns the gene CDK6 and central nervous system cancer.