1. Department of Biochemistry, Faculty of Biotechnology and Biomolecular Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
2. Halal Products Research Institute, Universiti Putra Malaysia, Putra Infoport, Serdang, Selangor, Malaysia
3. Department of Soil Management, Faculty of Agriculture, Universiti Putra Malaysia, Serdang, Selangor, Malaysia