Research Article
Detection and Frequency of Stx2 Gene in Escherichia coli O157 and O157:H7 Strains Isolated from Sheep Carcasses in Shiraz-Iran
School of Veterinary Medicine, Shiraz University, Shiraz, Iran
Yahya Tahamtan
Razi Vaccine and Serum Research Institute, Shiraz, Iran
Ali Pourbakhsh
Razi Vaccine and Serum Research Institute, Tehran, Iran