Although the IFN-γ levels of NK-HDs and NK-GBM against Iri- and Bev plus Iri-treated GBM target cells showed a slight enhancement compared to untreated GBM target cells, no difference was observed in the IFN-γ levels between Iri- and Bev plus Iri-treated GBM group. Here, IFNG is linked to glioblastoma.