1. Section of Bioengineering Technology, Universiti Kuala Lumpur, Malaysian Institute of Chemical and Bioengineering Technology, Lot 1988 Kawasan Perindustrian Bandar Vendor, Alor Gajah, Melaka, Malaysia
2. Chemistry Section, School of Distance Education, Universiti Sains Malaysia, Penang, Malaysia
3. Centre for Drug Research, Universiti Sains Malaysia, Penang, Malaysia