1. Department of Animal Science, Faculty of Agriculture, Universiti Putra Malaysia, Serdang, Malaysia
2. Transfer of Technology Division, ICAR-Central Institute of Post-Harvest Engineering and Technology, Ludhiana, Punjab, India
3. Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
4. Halal Products Research Institute, Putra Infoport, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
5. Faculty of Biotechnology and Molecular Science, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
6. Department of Biology, Faculty of Applied Sciences, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia
7. Laboratory of Sustainable Animal Production and Biodiversity, Institute of Tropical Agriculture and Food Security, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
8. Department of Poultry Production, University of Khartoum, Khartoum, Sudan