LOXL1 and glioblastoma: Concerning cancer cell lines, the expression of LOX, LOXL1, LOXL2, LOXL3 and LOXL4 was highest in GBM, GBM, GBM, SKCM and PAAD, while lowest in CLL, CLL, LCML, DLBC and CLL, respectively (Figure 1B).