1. Institute of Bioprocess Engineering Friedrich‐Alexander‐Universität Erlangen‐Nürnberg Erlangen Germany
2. Institute for Animal Health II Bavarian Health and Food Safety Authority Erlangen Germany
3. Institute of Infectology Friedrich‐Loeffler‐Institut Federal Research Institute for Animal Health Greifswald ‐ Insel Riems Germany
4. Department for Carp Farming Bavarian State Research Center for Agriculture Institute for Fisheries Höchstadt an der Aisch Germany