1. Department of Pharmacology & Toxicology, Faculty of Pharmacy, Beni-Suef University, Beni-Suef, Egypt
2. Department of Biochemistry, Faculty of Veterinary Medicine, Beni-Suef University, Beni-Suef, Egypt
3. Faculty of Pharmacy, Al-Azhar University, Cairo, Egypt
4. Department of Pharmacology, National Research Centre, Giza, Egypt