Author/Authors :
Ghanaat, J Department of Microbiology and Virology, Mashad University of Medical Science, Mashad , Ghazvini, K Department of Microbiology and Virology, Mashad University of Medical Science, Mashad , Aryan, E Department of Microbiology and Virology, Mashad University of Medical Science, Mashad , Aryan, A Department of Physiology and Pharmacology, Mashad University of Medical Science, Mashad