1. Enzyme and Protein Chemistry, Department of Biotechnology and Biomedicine, Technical University of Denmark, Søltofts Plads, Building 224, DK-2800 Kgs. Lyngby, Denmark
2. Agricultural and Environmental Proteomics, Department of Systems Biology, Technical University of Denmark, Søltofts Plads, Building 224, DK-2800 Kgs. Lyngby, Denmark
3. Department of Animal Science, Animal Nutrition and Physiology, Aarhus University, Blichers Allé 20, Building S20, DK-8830 Tjele, Denmark