1. Institute for Research in Molecular Medicine, University Sains Malaysia, Minden, Penang 11800, Malaysia
2. Physiology Unit, Department of Human Anatomy, Faculty of Medicine and Health Sciences, University Putra Malaysia, Serdang 43400, Malaysia
3. Department of Biomedical Sciences, Faculty of Medicine and Health Sciences, University Putra Malaysia, Serdang 43400, Malaysia
4. Advanced Medical and Dental Institute, University Sains Malaysia, Bertam, Penang 13200, Malaysia