1. Mechanism of Radiation-Induced Bystander Effect: Role of the Cyclooxygenase-2 Signaling Pathway Ivanov, Vladimir N.; Hei, Tom K.; Zhou, Hongning; Gillespie, Joseph; Geard, Charles R.; Amundson, Sally A.; Brenner, David J.; Yu, Zengliang; Lieberman, Howard B. 2005 Articles Cyclooxygenase 2RadiotherapyCytologyOncology