1. Department of Pharmacology, Faculty of Medicine; University of Malaya; 50603 Kuala Lumpur Malaysia
2. Department of Pharmacy, Faculty of Medicine; University of Malaya; 50603 Kuala Lumpur Malaysia
3. Institute of Pharmacology, Clinical Pharmacology and Toxicology, School of Medicine; University of Belgrade; Republic of Serbia
4. Polymer Therapeutics Lab; Centro de Investigación Príncipe Felipe; Av. Eduardo Primo Yúfera 3 E-46012 Valencia Spain
5. Department of Physiology, Faculty of Medicine; University of Malaya; 50603 Kuala Lumpur Malaysia