About the Authors

Jukka Kallijärvi

jukka.kallijarvi@helsinki.fi

Affiliation Institute of Biotechnology, Viikinkaari 9, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Vassilis Stratoulias

Affiliation Department of Biosciences, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Kristel Virtanen

Affiliation Institute of Biotechnology, Viikinkaari 9, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Ville Hietakangas

Affiliation Institute of Biotechnology, Viikinkaari 9, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Tapio I. Heino

Affiliation Department of Biosciences, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Mart Saarma

Affiliation Institute of Biotechnology, Viikinkaari 9, Viikki Biocenter, University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JK TIH VH MS. Performed the experiments: JK VS KV. Analyzed the data: JK VS VH TIH MS. Contributed reagents/materials/analysis tools: VH TIH. Wrote the paper: JK VS MS.