Vitamin A Inhibits Development of Dextran Sulfate Sodium-Induced Colitis and Colon Cancer in a Mouse Model

Figure 8

(a) Colonic neoplasia induced by a single preinjection of azoxymethane (7.4 mg/kg) 14 days prior to intake of 1% DSS for 7 subsequent days (left, no neoplasia in a vitamin A-supplemented mouse, and right, neoplasia in a vitamin A-deficient mouse). (b) Invasive adenocarcinoma.

(a)

(b)