1. Department of Biochemistry and Molecular Biology, Faculty of Pharmacy, Helwan University, Cairo, Egypt;
2. Department of Pharmaceutics and Industrial pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt;
3. Department of Pharmaceutics, Faculty of Pharmacy, Ahram Canadian University, Giza, Egypt;
4. Department of Biochemistry and Molecular Biology, Faculty of Medicine, Cairo University, Cairo, Egypt