About the Authors

Eva Greganova

Affiliation Institute of Biochemistry and Molecular Medicine, University of Bern, Bern, Switzerland

Manfred Heller

Affiliation Mass Spectrometry and Proteomics, Department of Clinical Research, University Hospital, Bern, Switzerland

Peter Bütikofer

peter.buetikofer@mci.unibe.ch

Affiliation Institute of Biochemistry and Molecular Medicine, University of Bern, Bern, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EG PB. Performed the experiments: EG MH. Analyzed the data: EG MH PB. Wrote the paper: EG PB.