MMP14 and glioblastoma: Concerning the relationship of 15-LOX in GBM and invasive capacity, 13-HODE and 9-HODE treatments induced an increase of MMP-2 mRNA in U87-MG and T98G, respectively (Figure 7D) and did not alter the mRNA expression of the MMP-2-activator MMP-14 (data not shown).