Research Article

Anti-Inflammatory Effects of an Extract of Polygonum hydropiper Stalks on 2,4,6-Trinitrobenzenesulphonic Acid-Induced Intestinal Inflammation in Rats by Inhibiting the NF-κB Pathway

Figure 4

Effects of PHL extract (125, 250, and 500 mg/kg) and SAZ (120 mg/kg) on the colonic production of Cox-2 (a), TNF-α (b), and IL-1β (c) determined by ELISA. Data are expressed as means ± SD (); and versus TNBS; versus NII.
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