CXCL8 and glioblastoma: On the other hand, the DCs in the GBM.new samples showed higher expression of monocytic genes (CD14, CXCL8) and GBM.rec cells showed upregulation of genes related to the type I IFN (IFI6, IFI27) and NFκB (NFKB1) pathways (Supp.