Table 2.

 Incidence of glandular stomach tumours according to histopathological findings

Group	Effective No of mice	No of tumour bearing mice	Gastric adenoma (%)	Gastric adenocarcinoma (%)
1 = iNOS wild-type	22	16	6 (27.3)	10 (45.5)
2 = iNOS−/−	29	13	3 (10.3)	6 (20.7)*

*Significantly different from group 1 (p<0.05).