EGFR and neoplasm: The IC50 and selectivity index (SI) values of LASSBio-1920 against a panel of human tumor cell lines (normal-expressing EGFR: HCT-116, SF-295 and PC-3; overexpressing EGFR: H-1975, PC-9 and N-87) and human nontumor cells (HPBMC) after 72 h of incubation are presented in Table 1.