EGFR and glioblastoma: Cetuximab, a chimeric human/mouse antibody targeting epidermal growth factor receptors (EGFR) for treatment of GBM, advanced non-small cell lung cancer (NSCLC), ovarian cancer, and colorectal cancer, induced NK cell mediated ADCC, and extended overall survival by 3 months in head and neck cancer patients (97, 143, 144).