1. Institute for Clinical Microbiology, Immunology and Hygiene, University Hospital Erlangen and Friedrich-Alexander University (FAU) Erlangen-Nürnberg, Erlangen, Bavaria, Germany
2. Department of Microbial Pathogenicity Mechanisms, Hans Knöll Institute, Jena, Thuringia, Germany
3. Department of Genetics, Institute of Applied Biosciences, Karlsruhe Institute of Technology, Karlsruhe, Baden-Wuerttemberg, Germany
4. Institute of Biotechnology, Department of Applied and Molecular Microbiology, Technische Universität Berlin, Berlin, Germany