1. Department of Pharmacognosy, College of Pharmacy, King Saud University, P.O. Box 2457, Riyadh 11451, Saudi Arabia
2. Department of Pathology (32), P.O. Box 2925, King Khalid University Hospital, King Saud University, Riyadh 11461, Saudi Arabia
3. Medicinal, Aromatic and Poisonous Plants Research Center (MAPPRC), College of Pharmacy, King Saud University, P.O. Box 2457, Riyadh 11451, Saudi Arabia