1. National Veterinary Research Institute, Al. Partyzantów 57, 24-100 Puławy, Poland
2. Novo Nordisk A/S, Virology and Molecular Toxicology, Novo Nordisk Park, 2760 Måløv, Denmark
3. S. N. Vyshelesskij Institute of Experimental Veterinary Medicine, National Academy of Sciences of Belarus, 2 Vyshelesskij Street, Minsk 223020, Belarus