1. Institute of Biological Sciences (Genetics and Molecular Biology), Faculty of Science, Universiti Malaya, 50603 Kuala Lumpur, Malaysia
2. Department of Pharmaceutical Technology, Faculty of Pharmacy, Universiti Malaya, 50603 Kuala Lumpur, Malaysia
3. Centre for Natural Products and Drug Discovery (CENAR), Faculty of Science, Universiti Malaya, 50603 Kuala Lumpur, Malaysia
4. Department of Clinical Pharmacy and Pharmacy Practice, Faculty of Pharmacy, Universiti Malaya, 50603 Kuala Lumpur, Malaysia
5. Centre for Research in Biotechnology for Agriculture (CEBAR), Universiti Malaya, 50603 Kuala Lumpur, Malaysia
6. Department of Pathology, Faculty of Medicine, Universiti Malaya, 50603 Kuala Lumpur, Malaysia
7. Department of Chemistry, Faculty of Science, Universiti Malaya, 50603 Kuala Lumpur, Malaysia