About the Authors

Arun Kumar

arun.kumar@helsinki.fi

Affiliation Departments of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland

Tingting Chen

Affiliation Departments of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland

Sari Pakkanen

Affiliation Department of Bacteriology and Immunology, Haartman Institute, University of Helsinki, Helsinki, Finland

Anu Kantele

Affiliations Department of Bacteriology and Immunology, Haartman Institute, University of Helsinki, Helsinki, Finland, Division of Infectious Diseases, Helsinki University Central Hospital, Helsinki, Finland

Maria Söderlund-Venermo

Affiliation Departments of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland

Klaus Hedman

Affiliations Departments of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland, Helsinki University Central Hospital Laboratory Division, Helsinki, Finland

Rauli Franssila

Affiliation Departments of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: A. Kumar RF. Performed the experiments: A. Kumar RF. Analyzed the data: A. Kumar RF. Contributed reagents/materials/analysis tools: KH MS-V A. Kantele TC SP. Wrote the paper: A. Kumar RF KH.