Fig. 2From: Anti-EGFR-Conjugated Hollow Gold Nanospheres Enhance Radiocytotoxic Targeting of Cervical Cancer at Megavoltage Radiation EnergiesCytotoxicity of HGNs. Survival rates of HeLa cells treated by (a) naked HGNs and (b) anti-EGFR/HGNs with different concentrations (0, 1, 3, and 5 nM) at 6, 12, 24, and 48 h, respectively, measured by CCK-8 assayBack to article page