1. Department of Pharmacy, Faculty of Medicine & Health Sciences; An Najah National University; P.O.Box 7 Nablus Palestine
2. Department of Biology & Biotechnology; Faculty of Science; An Najah National University; P.O.Box 7 Nablus Palestine
3. Department of Biomedical Sciences; Faculty of Medicine & Health Sciences; An Najah National University; P.O.Box 7 Nablus Palestine