About the Authors

Katarina Vielfort

Affiliation Department of Molecular Biosciences, The Wenner-Grens Institute, Stockholm University, Stockholm, Sweden

Linda Weyler

Affiliation Department of Molecular Biosciences, The Wenner-Grens Institute, Stockholm University, Stockholm, Sweden

Niklas Söderholm

Affiliation Department of Molecular Biosciences, The Wenner-Grens Institute, Stockholm University, Stockholm, Sweden

Mattias Engelbrecht

Affiliation Department of Molecular Biosciences, The Wenner-Grens Institute, Stockholm University, Stockholm, Sweden

Sonja Löfmark

Affiliation Swedish Institute for Communicable Disease Control, Solna, Sweden

Helena Aro

Helena.Aro@su.se

Affiliation Department of Molecular Biosciences, The Wenner-Grens Institute, Stockholm University, Stockholm, Sweden

Competing Interests

The first author (KV) received funding from a commercial source (Ellen AB). However, 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: KV LW ME NS SL HA. Performed the experiments: KV LW ME SL. Analyzed the data: KV LW HA. Contributed reagents/materials/analysis tools: HA. Wrote the paper: KV HA.