1. Division of Biomedical Sciences, Faculty of Science, University of Nottingham Malaysia Campus, Jalan Broga, Semenyih, Selangor Darul Ehsan, Malaysia
2. Present address: Biomedical Translation Research Centre, National Biotechnology Research Park, No 99, Lane 130, Academia Road Section 1, Nangang District, Taipei City 11571, Taiwan
3. Department of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
4. Present address: Swansea University Medical School, Singleton Park, Swansea SA2 8PP, Wales, United Kingdom