Figure 3From: Protective effects of N-acetylcysteine on acetic acid-induced colitis in a porcine model Morphological change in the colon after intraluminal administration of acetic acid (AA). a: control group; b: AA group, colon injury characterized by distortion of normal crypt architecture, loss of goblet cells, denuded epithelium, and infiltrating lymphocyte; c: NAC group, histological changes were significantly improved by NAC treatment. A: goblet cells; B: denuded epithelium; C: lymphocyteBack to article page