Fig. 1

Observation of IIndomethacin-induced gastric injury. (a): Gastric injury in each group; (b): TNF-α concentration in each group, bar: mean ± SE, n = 6, vs control group, **P < 0.01; (c): Pathology observation (× 400, scale bar = 50 µm), : degeneration and necrosis of mucosa,
: lymphocyte,
: neutrophil; (d): IL-1β concentration in each group, bar: mean ± SE, n = 6, vs control group, **P < 0.01.