About the Authors

Andrea Schäfer

Affiliation Division of Molecular Embryology, DKFZ-ZMBH Alliance, Deutsches Krebsforschungszentrum, Heidelberg, Germany

Lars Schomacher

Affiliation Division of Molecular Embryology, DKFZ-ZMBH Alliance, Deutsches Krebsforschungszentrum, Heidelberg, Germany

Guillermo Barreto

Current address: Max-Planck-Institut für Herz- und Lungenforschung, Bad Nauheim, Germany

Affiliation Division of Molecular Embryology, DKFZ-ZMBH Alliance, Deutsches Krebsforschungszentrum, Heidelberg, Germany

Gabi Döderlein

Affiliation Division of Molecular Embryology, DKFZ-ZMBH Alliance, Deutsches Krebsforschungszentrum, Heidelberg, Germany

Christof Niehrs

Niehrs@DKFZ-Heidelberg.de

Affiliations Division of Molecular Embryology, DKFZ-ZMBH Alliance, Deutsches Krebsforschungszentrum, Heidelberg, Germany, Institut für Molekulare Biologie, Mainz, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AS GB CN. Performed the experiments: AS LS GB GD. Analyzed the data: AS LS GB. Contributed reagents/materials/analysis tools: AS CN. Wrote the paper: AS CN.