About the Authors

Christina Lyra

christina.lyra@helsinki.fi

Affiliation Department of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland

Hanna Sinkko

Affiliation Department of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland

Matias Rantanen

Affiliation Institute of Biotechnology, University of Helsinki, Helsinki, Finland

Lars Paulin

Affiliation Institute of Biotechnology, University of Helsinki, Helsinki, Finland

Aarno Kotilainen

Affiliation Geological Survey of Finland, Espoo, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CL AK. Performed the experiments: CL HS MR LP AK. Analyzed the data: CL HS AK. Wrote the paper: CL HS AK.