The intestinal tract is not only the ultimate place for nutrients’digestion and absorption,but also the largest immune organ in pigs.Intestine is the first barrier of the body defense system.Maintaining gut health of pigs is vital to pig industry.The intestinal tract is the central response organ to various stressors,which will lead to intestinal dysfunction,and thereby resulting in poor health and growth retardation in pigs.Therefore,establishment of a stable and repeatable porcine model of intestinal injury is the key point to study the mech...