This list includes, among others, CSRP1, HSPA1A, TUBB2B, GPNMB, PSMD5, PTPRD, APOE, MAGEH1, TYW3, SESN3, CTSH, CRYZ, PIK3R1, TAF9B, GUCY1A3, GPRC5B, CPXM1, HDAC9, GUCY1B3, SIPA1L2, HNMT and THRB many of which have been previously associated with cancer and some specifically with astrocytomas [10,11,13-20]. The gene discussed is PIK3R1; the disease is astrocytoma (excluding glioblastoma).