Fig. 6From: Synergistic Effects of Gold Nanocages in Hyperthermia and Radiotherapy TreatmentAnalysis of the clonogenic survival assay results. a 4T1 cells incubated with PEG-GNCs or CD44-PEG-GNCs (0 or 3 nmol/l) for 24 h, then exposed to X-ray radiation. b 4T1 cells incubated with CD44-PEG-GNCs for 24 h, then exposed to NIR and X-ray radiation. These experiments were repeated 3 times, P < 0.05Back to article page