Abstract
1 Department of Biochemistry, Physiology and Microbiology, Faculty of Sciences, Ghent University, Ledeganckstraat 35, B-9000 Gent, Belgium
2 CBRN Defence and Security, FOI, Swedish Defence Research Institute, SE-901 82 Umeå, Sweden
3 Department of Molecular Biology, Umeå University, SE-901 87 Umeå, Sweden
4 Department of Medical Sciences, Section of Infectious Diseases, Uppsala University Hospital, SE-751 85 Uppsala, Sweden
5 Danish Institute of Food and Veterinary Research, DK-1790 Copenhagen, Denmark