1. Department of Biochemistry, Faculty of Pharmacy & Biotechnology, The German University in Cairo, Egypt
2. Department of Pharmacology and Toxicology, Faculty of Pharmacy, Ain Shams University, Cairo, Egypt
3. Pharmacognosy Department, College of Pharmacy, Arab Academy for Science, Technology and Maritime Transport, Alexandria 1029, Egypt
4. Pharmacognosy Department, College of Pharmacy, Cairo University, Kasr El Aini St, P.B. 11562, Cairo, Egypt
5. Chemistry Department, School of Sciences & Engineering, The American University in Cairo, New Cairo 11835, Egypt