About the Authors

Hao Wang

Affiliation Division of Microbiology, Department of Food and Environment Sciences, University of Helsinki, Helsinki, Finland

David P. Fewer

Affiliation Division of Microbiology, Department of Food and Environment Sciences, University of Helsinki, Helsinki, Finland

Kaarina Sivonen

kaarina.sivonen@helsinki.fi

Affiliation Division of Microbiology, Department of Food and Environment Sciences, University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HW. Performed the experiments: HW. Analyzed the data: HW DF. Contributed reagents/materials/analysis tools: KS. Wrote the paper: HW DF KS.