1. Biochemistry Department, Faculty of Science, King Abdulaziz University, Jeddah, Saudi Arabia
2. Department of Forensic Medicine and Clinical Toxicology, Faculty of Medicine, Mansoura University, Mansoura, Egypt
3. Pathology Department, Faculty of Medicine, Northern Border University, Arar, Saudi Arabia
4. Cancer and Mutagenesis Unit, King Fahd Medical Research Center, King Abdulaziz University, Jeddah, Saudi Arabia
5. Research Center, Dar Al-Hekma University, Jeddah, Saudi Arabia