1. Unit Nutritional Physiology, Institute of Physiology, Pathophysiology and Biophysics, Department of Biomedical Sciences, University of Veterinary Medicine Vienna, Vienna, Austria
2. Christian-Doppler Laboratory for Innovative Gut Health Concepts of Livestock, University of Veterinary Medicine Vienna, Vienna, Austria
3. Department of Animal Science, Faculty of Agriculture, University of Sriwijaya, Palembang, Indonesia
4. Institute of Animal Nutrition and Functional Plant Compounds, Department for Farm Animals and Public Health, University of Veterinary Medicine Vienna, Vienna, Austria
5. Department of Animal Nutrition and Feed Science, Faculty of Animal Science, Universitas Gadjah Mada, Yogyakarta, Indonesia