Sulfonyl chromen-4-ones (CHW09) shows an additive effect to inhibit cell growth of X-ray irradiated oral cancer cells, involving apoptosis and ROS generation. - Tang, Jen-Yang; Shu, Chih-Wen; Wang, Chun-Lin; Wang, Sheng-Chieh; Chang, Meng-Yang; Lin, Li-Ching; Chang, Hsueh-Wei (International Journal of Radiation Biology, 2019)