Figure 6: Photomicrographs of sections of the colon showing: (a) minimal fibrous tissue (arrows) arranged within the lamina propria of the mucosa and in the submucosa. (b,c) Acetic acid colitis group and NAC treated group respectively with increased fibrous tissue deposition in both mucosa and submucosa (arrows). (d) Ginger treated group with reduced fibrosis in mucosa and submucosa (arrows). (e) NAC and ginger treated group with minmal fibrous tissue deposition in mucosa and submucosa (arrows). (Masson’s trichrome, x 400).