In the GBM tumors in the women, there was a positive correlation in the expression of ELOVL7 with ELOVL5, ELOVL7 with ELOVL4, ELOVL6 with ELOVL5, ELOVL6 with ELOVL3, ELOVL6 with ELOVL2, ELOVL5 with ELOVL4, and ELOVL5 with ELOVL2 (Table 4). This evidence concerns the gene ELOVL2 and glioblastoma.