1 Department of Biological and Geological Sciences, Faculty of Education, Alexandria University, Alexandria, Egypt.
2 Department of Nucleic Acid Research, Genetic Engineering and Biotechnology Research Institute, City of Scientific Research and Technological Applications, Alexandria, Egypt.
3 Department of Pathology, Medical Research Institute, Alexandria University, Alexandria, Egypt.
4 Department of Biological and Geological Sciences, Faculty of Education, Alexandria University, Alexandria, Egypt. abeer_elwakil@alexu.edu.eg.