About the Authors

Sari Suomela

Affiliation Department of Dermatology, Helsinki University Central Hospital and Biomedicum Helsinki, University of Helsinki, Helsinki, Finland

Outi Elomaa

Affiliation Department of Medical Genetics, University of Helsinki, and Folkhälsan Institute of Genetics, Helsinki, Finland

Tiina Skoog

Affiliations Department of Biosciences and Nutrition at Novum, Karolinska Institutet, Huddinge, Sweden, Departments of Clinical Science and Education and Section of Dermatology, Karolinska Institutet at Stockholm Söder Hospital, Stockholm, Sweden

Risto Ala-aho

Affiliations Department of Dermatology, University of Turku, Turku University Central Hospital, Turku, Finland, Medicity Research Laboratory, University of Turku, Turku, Finland

Leila Jeskanen

Affiliation Department of Pathology, Helsinki University Central Hospital and Biomedicum Helsinki, University of Helsinki, Helsinki, Finland

Jenita Pärssinen

Affiliation Department of Dermatology, Helsinki University Central Hospital and Biomedicum Helsinki, University of Helsinki, Helsinki, Finland

Leena Latonen

Affiliation Molecular Cancer Biology Program and Haartman Institute, University of Helsinki, Helsinki, Finland

Reidar Grénman

Affiliation Department of Otorhinolaryngology-Head and Neck Surgery, Turku University Central Hospital, Turku, Finland

Juha Kere

Affiliations Department of Medical Genetics, University of Helsinki, and Folkhälsan Institute of Genetics, Helsinki, Finland, Department of Biosciences and Nutrition at Novum, Karolinska Institutet, Huddinge, Sweden

Veli-Matti Kähäri

Affiliations Department of Dermatology, University of Turku, Turku University Central Hospital, Turku, Finland, Medicity Research Laboratory, University of Turku, Turku, Finland

Ulpu Saarialho-Kere

ulpu.saarialho-kere@helsinki.fi

Affiliations Department of Dermatology, Helsinki University Central Hospital and Biomedicum Helsinki, University of Helsinki, Helsinki, Finland, Departments of Clinical Science and Education and Section of Dermatology, Karolinska Institutet at Stockholm Söder Hospital, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SS OE TS RAa JP LL JK VMK USK. Performed the experiments: SS TS RAa JP LL. Analyzed the data: SS OE RAa LJ JP USK. Contributed reagents/materials/analysis tools: OE TS LJ LL RG JK VMK USK. Wrote the paper: SS OE RAa LJ LL JK VMK USK.