1. Department of Pharmacology, College of Medicine and Health Sciences, Sultan Qaboos University, Al-Khod, Oman
2. Toxicology Research Division, Bureau of Chemical Safety, Health Canada, Ottawa, Ontario, Canada
3. ZCHRTM, Abu Dhabi, United Arab Emirates
4. College of Veterinary Medicine and Animal Production, SUST, Sudan
5. School of Pharmacy and Biomedical Sciences, University of Portsmouth, St Michael's Building, White Swan Road, Portsmouth, PO1 2DT, UK