About the Authors

Julia Nehls

Affiliation Institute of Virology, Helmholtz Zentrum Munich, German Research Center for Environmental Health, Neuherberg, Germany

Herwig Koppensteiner

Affiliation Institute of Virology, Helmholtz Zentrum Munich, German Research Center for Environmental Health, Neuherberg, Germany

Ruth Brack-Werner

Affiliation Institute of Virology, Helmholtz Zentrum Munich, German Research Center for Environmental Health, Neuherberg, Germany

Thomas Floss

Affiliation Institute of Developmental Genetics, Helmholtz Zentrum Munich, German Research Center for Environmental Health, Neuherberg, Germany

Michael Schindler

michael.schindler@helmholtz-muenchen.de

Affiliations Institute of Virology, Helmholtz Zentrum Munich, German Research Center for Environmental Health, Neuherberg, Germany, Institute of Medical Virology and Epidemiology of Viral Diseases, University Clinic Tübingen, Tübingen, Germany

Competing Interests

MS is a PLOS ONE editorial board member. 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: JN MS. Performed the experiments: JN HK. Analyzed the data: JN HK MS. Contributed reagents/materials/analysis tools: RBW TF MS. Contributed to the writing of the manuscript: MS.