1. Institute for Food Quality and Food Safety, University of Veterinary Medicine Hannover, Hannover, Germany
2. Department of Veterinary Sciences, Faculty of Veterinary Medicine, Ludwig-Maximilians-Universität München, Oberschleißheim, Germany
3. Institute of Structural Biology, Helmholtz Zentrum München-German Research Center for Environmental Health, Neuherberg, Germany
4. Institute of Pharmaceutical Biotechnology, Ulm University, Ulm, Germany