1. Department of Biochemistry, Faculty of Veterinary Medicine, Damanhur University, Egypt.
2. Department of Biochemistry, Faculty of Veterinary Medicine, Kafr El-Sheikh University, Egypt.
3. Department of Molecular Biology and Genetic Engineering, Faculty of Veterinary Medicine, Damanhur University, Egypt.
4. Department of Physiology, Faculty of Veterinary Medicine, Kafr El-Sheikh University, Egypt.