TTFields inhibits IκBα phosphorylation and NF-κB p65 translocation, which suppresses MMP2 and MMP9 by downregulating NF-κB signaling [47] or inhibits GBM invasion and migration through epithelial-mesenchymal transition (EMT) (Fig. 1A, Ad) [47, 81]. Here, NFKB1 is linked to glioblastoma.