1. Food Safety Research Centre (FOSREC), Faculty of Food Science and Technology; Universiti Putra Malaysia; 43400 UPM, Serdang Selangor Malaysia
2. Institute of Tropical Agriculture, Universiti Putra Malaysia; Serdang Selangor 43400 Malaysia
3. Kulliyyah of Pharmacy; International Islamic Universiti Malaysia; Kuantan Pahang Malaysia