Fig. 9From: Discovery of the possible mechanisms in kouyanqing granule for treatment of oral ulcers based on network pharmacologyThe concentrations of COX2 (a), MMP9 (b) and TNF-α (c) in serum. Data are expressed as mean ± SD (n = 7). ** P < 0.01 compared with Control group; ## P < 0.01 compared with Model groupBack to article page