Dysfunction of the epidermal growth factor receptor (EGFR) family, is the key process in tumorigenesis, and anti-EGFR therapeutic strategies such as cetuximab therapy now are used in the treatment of cancer. However, resistance to cetuximab is commonly reported. Comprehensive blockade of EGFR signaling using different antibodies might be critical to treat cancer effectively and limit drug resistance with potent novel mechanisms.
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