Fig. 1From: 18F-Fluorodeoxyglucose positron emission tomography may not visualize radiation pneumonitisConcentrations of inflammatory cytokines in bronchoalveolar lavage fluid (BALF) samples from the left and right lungs of control rats and irradiated rats. a Interleukin (IL)-1. b transforming growth factor-beta (TGF-β). c IL-6. *P < 0.05, **P < 0.01Back to article page