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Tumor necrosis factor (TNF)-α, interleukin (IL)-1α, IL-1β, and IL-6 levels measured with ELISA at P 1, 3, 5, 7, 10 and 14 in the rat lung tissue. NC, Normoxia control group; HC, hyperoxia control group. Data; mean±SEM. * P<0.05 compared to NC.
