1. Friedrich-Loeffler-Institut, Federal Research Institute for Animal Health, Institute of Bacterial Infections and Zoonoses, Naumburger Str. 96a, 07743 Jena, Germany
2. Department of Pathology, Faculty of Veterinary Medicine, Benha University, Moshtohor, Toukh 13736, Egypt
3. Animal Health Research Institute-Mansoura Provincial Laboratory, Mansoura, Egypt
4. Institute of Animal Hygiene and Environmental Health, Centre for Infectious Medicine, Freie Universität Berlin, Robert-von-Ostertag-Str. 7-13, 14163 Berlin, Germany
5. Institute of Food Quality and Food Safety, Research Center for Emerging Infections and Zoonoses, University of Veterinary Medicine Hannover, Bünteweg 17, 30559 Hannover, Germany