About the Authors

Anders F. Andersson

Affiliations Swedish Institute for Infectious Disease Control, Solna, Sweden, Department of Ecology and Evolution, Limnology, BMC, Uppsala University, Uppsala, Sweden

Mathilda Lindberg

Affiliations Swedish Institute for Infectious Disease Control, Solna, Sweden, Department of Microbiology, Cell and Tumor Biology, Karolinska Institutet, Stockholm, Sweden

Hedvig Jakobsson

Affiliations Swedish Institute for Infectious Disease Control, Solna, Sweden, Department of Microbiology, Cell and Tumor Biology, Karolinska Institutet, Stockholm, Sweden

Fredrik Bäckhed

Affiliation Department of Molecular and Clinical Medicine, The Sahlgrenska Center for Cardiovascular and Metabolic Research/Wallenberg Laboratory, Göteborg University, Göteborg, Sweden

Pål Nyrén

Affiliation School of Biotechnology, Albanova, KTH (Royal Institute of Technology), Stockholm, Sweden

Lars Engstrand

Lars.Engstrand@smi.ki.se

Affiliations Swedish Institute for Infectious Disease Control, Solna, Sweden, Department of Microbiology, Cell and Tumor Biology, Karolinska Institutet, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AFA ML HJ PN LE. Performed the experiments: AFA ML HJ. Analyzed the data: AFA ML HJ FB LE. Contributed reagents/materials/analysis tools: AFA PN LE. Wrote the paper: AFA ML HJ FB PN LE.