1. Department of Microbiology, Faculty of Science, Beni-Suef University, Beni-Suef, Egypt
2. Department of Microbiology and Botany, Faculty of Science, Beni-Suef University, Beni-Suef, Egypt
3. Department of Pharmaceutics and Industrial Pharmacy, Beni-Suef University, Beni-Suef, Egypt
4. Department of Pharmaceutics and Industrial Pharmacy, Deraya University, El-Minia, Egypt
5. Department of General Surgery, Faculty of Medicine, Assiut University, Assiut, Egypt
6. Department of Medical Microbiology and Immunology, Faculty of Medicine, Assiut University, Assiut, Egypt