1. Dentist, School of Dentistry, Qom University of Medical Sciences, Qom, Iran
2. Assistant Professor of Microbiology, Department of Microbiology, Parasitology and Immunology, School of Medicine, Qom University of Medical Sciences, Qom, Iran
3. Assistant Professor of Endodontics, Department of Endodontics, School of Dentistry, Qom University of Medical Sciences, Qom, Iran.
4. Ph.D. of Microbiology, Department of Microbiology, Faculty of Basic Sciences, Qom Branch, Islamic Azad University, Qom, Iran.
5. Cellular and Molecular Research Center, Qom University of Medical Sciences, Qom, Iran
6. Ph.D. of Microbiology, Department of Microbiology, Parasitology and Immunology, School of Medicine, Qom University of Medical Sciences, Qom, Iran