Research Article

Nicotine Inhibits Clostridium difficile Toxin A-Induced Colitis but Not Ileitis in Rats

Figure 3

The anti-inflammatory effect of nicotine on the rat colon is mediated by nicotinic receptors because the specific nicotinic receptor antagonist, hexamethonium, significantly inhibited the protective effects of nicotine on toxin A-induced luminal fluid accumulation (a) and MPO content (b) in the colon. versus control; versus control; versus toxin A; versus toxin A + nicotine; .
(a)
(b)