Figure 4From: EGFR inhibitor C225 increases the radiosensitivity of human lung squamous cancer cellsApoptosis of H520 cells induced by irradiation and C225. H520 cells were treated with C225 or/and different doses of irradiation. The apoptosis was determined by flow cytometry. The results were summarized in Table 1. One representative of three experiments with identical results was shown.Back to article page