1. Department of Biological Sciences, Faculty of Science, Yarmouk University, Irbid, Jordan
2. Department of Basic Sciences, Faculty of Medicine, Yarmouk University, Irbid, Jordan
3. Biomedical Research Centre, School of Science, Engineering and Environment, University of Salford, Salford, UK
4. Department of Forest and Conservation Sciences, Faculty of Forestry, University of British Columbia, Forest Sciences Centre, Vancouver, British Columbia, Canada