1. Department of Animal Science; Faculty of Agriculture; Universiti Putra Malaysia; UPM Serdang Selangor
2. Department of Animal Production; University of Ilorin; Ilorin Nigeria
3. Department of Veterinary Preclinical Sciences; Faculty of Veterinary Medicine; Universiti Putra Malaysia; UPM Serdang Selangor
4. Department of Food Technology; Faculty of Food Science and Technology; Universiti Putra Malaysia; UPM Serdang Selangor
5. Institute of Biological Sciences; Faculty of Science; University of Malaya; Kuala Lumpur Malaysia
6. Halal Products Research Institute; Universiti Putra Malaysia; UPM Serdang Selangor