1. Department of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
2. Department of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
3. Department of Microbiology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
4. Hybridoma Department, Monoclonal Antibody Research Center, Avicenna Research Institute, ACECR, Tehran, Iran.