Elechalawar et al.[95] developed a targeted drug delivery system to pancreatic cancer using gold nanoparticles as the delivery vehicle, the anti-EGFR antibody cetuximab (C225/C) as the targeting agent, gemcitabine as the effective drug, and polyethylene glycol (PEG) as the stealth molecule. This evidence concerns the gene EGFR and pancreatic neoplasm.