1. Institute for Microbiology, Department of Pathobiology, University of Veterinary Medicine Vienna, 1210 Vienna, Austria
2. Technology Platform Genomics, Center for Biotechnology (CeBiTec), Bielefeld University, Sequenz 1, 33615 Bielefeld, Germany
3. Present address: Clinic of Reproductive Medicine, Vetsuisse Faculty, University of Zürich, Zürich, Switzerland
4. Clinical Unit for Herd Health Management in Ruminants, University Clinic for Ruminants, Department for Farm Animals and Veterinary Public Health, University of Veterinary Medicine Vienna, 1210 Vienna, Austria
5. Department of Applied Microbiology, Justus Liebig University, GiessenD-35392, Germany