1. Department of Brucellosis, Razi Vaccine and Serum Research Institute, Agricultural Research, Education and Extension Organization, Karaj, Iran
2. Department of Biotechnology, Razi Vaccine and Serum Research Institute, Agricultural Research, Education and Extension Organization, Karaj, Iran
3. Department of Microbiology, Faculty of Veterinary Medicine, University of Tehran, Tehran, Iran
4. Department of Pharmaceutical Biotechnology, Faculty of Pharmacy, Lorestan University of Medical Sciences, Khorramabad, Iran
5. Department of Microbiology, Faculty of Medicine, Zanjan University of Medical Sciences, Zanjan, Iran