About the Authors

Ragnhild Tønnessen

*ragnhild.tonnessen@vetinst.no

Current address: Department of Laboratory Services, Norwegian Veterinary Institute, Oslo, Norway

Affiliation Department of Food Safety and Infection Biology, Norwegian School of Veterinary Science, Oslo, Norway

Anna G. Hauge

Affiliation Department of Laboratory Services, Norwegian Veterinary Institute, Oslo, Norway

Elisabeth F. Hansen

Affiliation Department of Food Safety and Infection Biology, Norwegian School of Veterinary Science, Oslo, Norway

Espen Rimstad

Affiliation Department of Food Safety and Infection Biology, Norwegian School of Veterinary Science, Oslo, Norway

Christine M. Jonassen

Affiliation Department of Laboratory Services, Norwegian Veterinary Institute, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RT CMJ. Performed the experiments: RT CMJ EFH AGH. Analyzed the data: RT CMJ ER AGH. Contributed reagents/materials/analysis tools: AGH CMJ ER. Wrote the paper: RT AGH ER CMJ EFH.