About the Authors

Ewa Ziętkiewicz

zietkiee@man.poznan.pl

Affiliation Department of Molecular and Clinical Genetics, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland

Ewa Rutkiewicz

Affiliation Department of Molecular and Clinical Genetics, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland

Andrzej Pogorzelski

Affiliation Department of Pneumology and Cystic Fibrosis, Institute of Tuberculosis and Lung Diseases, Rabka, Poland

Barbara Klimek

Affiliation Department of Molecular and Clinical Genetics, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland

Katarzyna Voelkel

Affiliation Department of Molecular and Clinical Genetics, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland

Michał Witt

Affiliations Department of Molecular and Clinical Genetics, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland, International Institute of Molecular and Cell Biology, Warsaw, Poland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EZ MW. Performed the experiments: ER BK KV. Analyzed the data: EZ ER AP. Contributed reagents/materials/analysis tools: AP. Wrote the paper: EZ. Revised manuscript critically for important intellectual content: ER AP BK KV MW. Final approval of the version to be published: EZ ER AP BK KV MW.