Objective To establish a model of post-infectious bowel dysfunction in rat after Shigella flexneri infection.Methods 40 male Wistar rats were randomly divided into 2 groups,experimental group and control group.Experimental group was administered Shigella flexmeri of 2 mL in a concentration of 5×109 cfu/mL by oral gavage.Control group was administered saline of 2 mL.After the oral gavage,stool forms were observaed every day and classified by Bristol stool scale.Stools were collected for cultivation of shigel...