Author(s) affiliations:Alireza Raayat Jahromi1, Rokhsana Rasooli2, Younes Kamali2, Nasrollah Ahmadi3, Ehsan Sattari2
1Department of Clinical Sciences, School of Veterinary Medicine, Shiraz University, Shiraz, IRAN.
2Department of Basic Sciences, School of Veterinary Medicine, Shiraz University, Shiraz, IRAN.
3Department of Pathobiology, School of Veterinary Medicine, Shiraz University, Shiraz, IRAN.