1. Food Technology Centre; Malaysia Agricultural Research and Development Institute; P.O. Box 12301 50774 Kuala Lumpur Malaysia
2. ; Palm Oil Research Institute of Malaysia; Bandar Baru Bangi 43650 Selangor Malaysia
3. ; Department of Biotechnology, Faculty of Food Science and Biotechnology; Universiti Putra Malaysia; UPM 43400 Serdang Selangor Malaysia