Liu et al. (Liu et al., 2014) found that RIT with panitumumab-DOTA-[177Lu]Lu (14.8 MBq) arrested tumour growth in Balb/c nude mice with s.c. EGFR-positive UM-SCC-22B human HNSCC xenografts, while unlabeled panitumumab was not effective. The gene discussed is EGFR; the disease is neoplasm.