About the Authors

Frida Fåk

Affiliations Sahlgrenska Center for Cardiovascular and Metabolic Research/Wallenberg Laboratory, University of Gothenburg, Gothenburg, Sweden, Department of Molecular and Clinical Medicine, University of Gothenburg, Gothenburg, Sweden

Fredrik Bäckhed

fredrik.backhed@wlab.gu.se

Affiliations Sahlgrenska Center for Cardiovascular and Metabolic Research/Wallenberg Laboratory, University of Gothenburg, Gothenburg, Sweden, Department of Molecular and Clinical Medicine, University of Gothenburg, Gothenburg, Sweden

Competing Interests

The authors declare that they received funding from a commercial source (Biogaia AB). This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials. FB is a scientific founder of MetaboGen and owns equity in the company. This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: FF FB. Performed the experiments: FF. Analyzed the data: FF FB. Contributed reagents/materials/analysis tools: FF. Wrote the paper: FF FB.