1. Department of Medical Bacteriology and Virology, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
2. Department of Microbiology, School of Medicine, Zabol University of Medical Sciences, Zabol, Iran.
3. Nanotechnology Research Center, Mashhad University of Medical Sciences, Mashhad, Iran.
4. Biotechnology Research Center, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
5. Department of Microbiology, School of Medicine, Ardabil University of Medical Sciences, Ardabil, Iran.