Overall, SCN1A mRNA expression level was significantly higher in non-tumoral samples compared to GBM tissue (non-tumor: 7.7 ± 0.2 log2, n = 10; GBM: 6.5 ± 1.2 log2, n = 538; p = 1.9E-03, Bonferroni correction). This evidence concerns the gene SCN1A and glioblastoma.