Affiliation: | 1. Department of Microbiology and Immunology, Al-Azhar University, Cairo 11765, Egypt;2. Department of Molecular Biology and Biotechnology, University of Sheffield, Sheffield S10 2TN, UK;3. Department of Zoology, College of Science, King Saud University, Riyadh 11451, Saudi Arabia;4. Department of Medical Microbiology and Immunology, Ain Shams University, Cairo 11566, Egypt |