1. Zoology Department, Immunology and Biotechnology Unit, Faculty of Science, Tanta University, Tanta, Egypt;
2. Zoology Department, Faculty of Science, Damanhour University, Damanhour, Egypt;
3. Department of Clinical Pathology, Faculty of Medicine, Tanta University, Tanta, Egypt;
4. Department of Tropical Medicine and Infectious Diseases, Faculty of Medicine, Tanta University, Tanta, Egypt;
5. Department of Tropical Medicine and Infectious Diseases, Faculty of Medicine, Kafrelshheikh University, Kafr Elshheikh, Egypt;
6. City of Scientific Research and Technological Applications, Pharmaceutical and Fermentation Industries Development Center, New Burg El Arab, Egypt