1. Department of Medical Biochemistry and Molecular Biology, Faculty of Medicine, Fayoum University, Fayoum, Egypt.
2. Department of Medical Biochemistry and Molecular Biology, Faculty of Medicine, Cairo University, Cairo, Egypt.
3. Department of Internal Medicine, Faculty of Medicine, Fayoum University, Fayoum, Egypt.
4. Department of Medical Microbiology and Immunology, Faculty of Medicine, Fayoum University, Fayoum, Egypt.
5. Department of Tropical Medicine, Faculty of Medicine, Fayoum University, Fayoum, Egypt.
6. Department of Physiology, Faculty of Medicine, Fayoum University, Fayoum, Egypt.
7. Department of Medical Oncology, National Cancer Institute, Cairo University, Cairo, Egypt.
8. Department of Microbiology and Immunology, Faculty of Pharmacy, Fayoum University, Fayoum, Egypt.