I. Introduction
Although few researches were carried out recently on the prevalence of E.coli O157 in cattle fecal materials, beef ground meat,drinking waters from wells, diarrheic stools [16] and in sheep and goats milk [17] but there is no data on E.coli O157 from raw vegetables consumed in the area, therefore the present study aims to find out the presence of E.coli O157 in both raw unwashed vegetables sold at retail vegetable stores as well as in the washed vegetables served as salads in restaurants and cafeteria in Duhok city, Kurdistan Region, Iraq.