1. Department of Histology and Cell Biology, Faculty of Medicine, Fayoum University, Fayoum 63511, Egypt
2. Anatomy Department, College of Medicine, Umm Al-Qura University, Makkah 24382, Saudi Arabia
3. Department of Histology and Cytology, Faculty of Medicine, Benha University, Benha 13511, Egypt
4. Department of Internal Medicine, Faculty of Medicine, Benha University, Benha 13511, Egypt
5. Department of Anatomy and Embryology, Faculty of Medicine, Benha University, Benha 13511, Egypt
6. Forensic Medicine and Clinical Toxicology Department, Faculty of Medicine, Benha University, Benha 13511, Egypt
7. Biochemistry Department, Faculty of Science, Assiut University, Assiut 71515, Egypt
8. Department of Basic Medical Sciences, Vision Colleges, Riyadh 11451, Saudi Arabia
9. Physiology Department, Faculty of Medicine, Fayoum University, Fayoum 63511, Egypt
10. Department of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, P.O. Box 2457, Riyadh 11451, Saudi Arabia