1. Department of Medical Laboratory Sciences, College of Applied Medical Sciences Prince, Sattam Bin Abdulaziz University, Al-Kharj, KSA
2. Department of Histology and Cytology, Faculty of Medicine, Al-Azhar University, Cairo, Egypt
3. Department of Medical Physiology, Faculty of Medicine, Cairo University, Cairo, Egypt
4. Batterjee Medical College, Jeddah, KSA
5. Department of Biochemistry, Faculty of Medicine, Al-Azhar University, Cairo, Egypt
6. School of Biological Science, UCI, Irvine, CA, USA