1. Department of Pharmacology, Faculty of Pharmacy, Beni-Suef University, Egypt
2. Sharjah Institute for Medical Research, College of Pharmacy, University of Sharjah, Sharjah, UAE
3. Department of Pharmacology & Toxicology, Faculty of Pharmacy, Ain Shams University, Cairo, Egypt
4. Biology Department, School of Science & Engineering, American University in Cairo, New Cairo, Egypt
5. Department of Pharmacology, Faculty of Medicine, Cairo University, Kasr Al Ainy, Egypt