Objective To evaluate the contributions of cholinergic antiinflammatory pathway(CAP) on acute lung injury(ALI) induced by hemorrhagic shock and resuscitation(HS/R) in rats. Methods Twenty SFP adult male Sprague-Dawley rats were randomly divided into four groups(5 in each group): vagal-stimulation group(group VS), vagal-transection group(group VO), control group(group SC) and sham-operation group(group SS). In the groups VS, VO and SC, bloodletting was performed in the rats for hemorrhagic shock and maintain...