Fig. 4From: Anti-EGFR-Conjugated Hollow Gold Nanospheres Enhance Radiocytotoxic Targeting of Cervical Cancer at Megavoltage Radiation EnergiesAnalysis of apoptosis in HeLa cells with Annexin V and PI staining. Anti-EGFR/HGNs subject to X-ray irradiation induced a significant increase in apoptosis. a Control, (b) anti-EGFR/HGNs alone, (c) X-ray alone, and (d) anti-EGFR/HGNs + X-rayBack to article page