NFKB1 and glioblastoma: In the present study, we analyzed the effects of NF-κB signaling pathway inhibition by DPG, a dipotassium salt of GA, known for its anti-inflammatory properties (Cosmetic Ingredient Review Expert Panel, 2007; Shim et al., 2012; Vitali et al., 2013; Li et al., 2014), on the survival, chemoresistance, neuro-sphere formation, and migration of GBM cell lines, U87MG, and T98G.