681027.fig.004a
(a)
681027.fig.004b
(b)
681027.fig.004c
(c)
681027.fig.004d
(d)
Figure 4: Histopathology of colonic lesions developed in rats’ group treated with AOM only. (a) Adenomatous polyps originated from the colon of a few rats (a and b). The polyps are located in the mucosal layer only. (b) Adenocarcinoma (c and d) showing the invasive gland in the submucosa and muscular layer (magnification 400x).