About the Authors

Sandra P. van Tongeren

s.p.van.tongeren@umcg.nl

Affiliation Department of Medical Microbiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands

Hendrik I. J. Roest

Affiliation Department of Bacteriology & TSEs, Central Veterinary Institute (CVI), part of Wageningen UR, Lelystad, The Netherlands

John E. Degener

Affiliation Department of Medical Microbiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands

Hermie J. M. Harmsen

Affiliation Department of Medical Microbiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SPvT HIJR HJMH JED. Performed the experiments: SPvT HIJR. Analyzed the data: SPvT HIJR. Contributed reagents/materials/analysis tools: HIJR HJMH JED. Wrote the paper: SPvT HIJR HJMH JED.