1. Department of Drug Radiation Research, National Center for Radiation Research & Technology (NCRRT), Egyptian Atomic Energy Authority (EAEA), Cairo, 11787, Egypt
2. Department of Pharmacognosy, College of Pharmacy, King Saud University, P.O. Box 2457, Riyadh, 11451, Saudi Arabia
3. Botany & Microbiology Department, Faculty of Science (Boys), Al-Azhar University, Cairo, 11884, Egypt