About the Authors

Elina Salmela

Contributed equally to this work with: Elina Salmela, Tuuli Lappalainen

Affiliations Department of Medical Genetics, University of Helsinki, Helsinki, Finland, Finnish Genome Center, Institute for Molecular Medicine Finland, University of Helsinki, Helsinki, Finland

Tuuli Lappalainen

Contributed equally to this work with: Elina Salmela, Tuuli Lappalainen

Affiliation Finnish Genome Center, Institute for Molecular Medicine Finland, University of Helsinki, Helsinki, Finland

Ingegerd Fransson

Affiliation Department of Biosciences and Nutrition, Karolinska Institutet, and Clinical Research Centre, Karolinska University Hospital, Huddinge, Sweden

Peter M. Andersen

Affiliation Department of Neurology, Umeå University Hospital, University of Umeå, Umeå, Sweden

Karin Dahlman-Wright

Affiliation Department of Biosciences and Nutrition, Karolinska Institutet, and Clinical Research Centre, Karolinska University Hospital, Huddinge, Sweden

Andreas Fiebig

Affiliation Popgen Biobank, Institute for Clinical Molecular Biology, Christian-Albrechts-University, Kiel, Germany

Pertti Sistonen

Affiliation Finnish Red Cross Blood Transfusion Center, Helsinki, Finland

Marja-Liisa Savontaus

Affiliation Department of Medical Genetics, University of Turku, Turku, Finland

Stefan Schreiber

Affiliation Department of General Internal Medicine, Institute for Clinical Molecular Biology, Christian-Albrechts-University, Kiel, Germany

Juha Kere

Affiliations Department of Medical Genetics, University of Helsinki, Helsinki, Finland, Department of Biosciences and Nutrition, Karolinska Institutet, and Clinical Research Centre, Karolinska University Hospital, Huddinge, Sweden, Folkhälsan Institute of Genetics, Biomedicum Helsinki, Helsinki, Finland

Päivi Lahermo

paivi.lahermo@helsinki.fi

Affiliation Finnish Genome Center, Institute for Molecular Medicine Finland, University of Helsinki, Helsinki, Finland

Competing Interests

Prof. Schreiber has been a member of Applied Biosystems scientific advisory board. No Applied Biosystems product or services were used in this study.

Author Contributions

Conceived and designed the experiments: ES TL MLS JK PL. Performed the experiments: ES TL IF AF. Analyzed the data: ES TL. Contributed reagents/materials/analysis tools: PMA KDW AF PS SS. Wrote the paper: ES TL.