About the Authors

Catharina I. Delebinski

Affiliation Department of Paediatric Oncology/Haematology, Otto Heubner Centre for Paediatric and Adolescent Medicine (OHC), Charité –Universitaetsmedizin, Berlin, Germany

Monika Twardziok

Affiliation Department of Paediatric Oncology/Haematology, Otto Heubner Centre for Paediatric and Adolescent Medicine (OHC), Charité –Universitaetsmedizin, Berlin, Germany

Susann Kleinsimon

Affiliation Department of Paediatric Oncology/Haematology, Otto Heubner Centre for Paediatric and Adolescent Medicine (OHC), Charité –Universitaetsmedizin, Berlin, Germany

Florian Hoff

Affiliation Department of Cell Biology and Cell Pathology, Philipps University, Marburg, Germany

Katharina Mulsow

Affiliation Institute of Pharmacy, Freie Universität, Berlin, Germany

Jana Rolff

Affiliation EPO GmbH, Berlin, Germany

Sebastian Jäger

Affiliation Birken AG, Niefern-Oeschelbronn, Germany

Angelika Eggert

Affiliation Department of Paediatric Oncology/Haematology, Otto Heubner Centre for Paediatric and Adolescent Medicine (OHC), Charité –Universitaetsmedizin, Berlin, Germany

Georg Seifert

georg.seifert@charite.de

Affiliation Department of Paediatric Oncology/Haematology, Otto Heubner Centre for Paediatric and Adolescent Medicine (OHC), Charité –Universitaetsmedizin, Berlin, Germany

Competing Interests

The authors have the following interests. Jana Rolff is employed by EPO GmbH and Sebastian Jäger by Birken AG. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: GS CD. Performed the experiments: CD MT SK FH KM JR SJ. Analyzed the data: CD MT AE GS. Contributed reagents/materials/analysis tools: SJ KM. Wrote the paper: CD MT SK SJ GS.