1. Medical Biochemistry Department, Faculty of Medicine, Assiut University, Assiut, Egypt
2. Pathology and Clinical Pathology Department, Faculty of Veterinary Medicine, Assiut University, Assiut, Egypt
3. Biochemistry Department, Faculty of Veterinary Medicine, Assiut University, Assiut, Egypt
4. Pathology Department, Faculty of Medicine, Assiut University, Assiut, Egypt