Cancer Research Center, Semnan University of Medical Sciences, Semnan, Iran. Department of Immunology, Semnan University of Medical Sciences, Semnan, Iran. Department of Microbiology and Virology, School of Medicine, Jiroft University of Medical Sciences, Jiroft, Iran. Department of Microbiology and Virology, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran. Department of Endocrinology, Bogomolets National Medical University, Kyiv, Ukraine. Department of Immunology, Semnan University of Medical Sciences, Semnan, Iran. yosefi_bahman@semums.ac.ir.