Inhibition of EGFR by tyrosine kinase inhibitors (TKIs) or by monoclonal antibodies (mAbs) has shown limitations regarding radiosensitizing NSCLC cell lines in vitro and in vivo [57,58,59,60,61,62,63,64,65,66,67,68,69]. This evidence concerns the gene EGFR and non-small cell lung carcinoma.