About the Authors

Dierk Wittig

Affiliation Institute of Anatomy, TU Dresden, Dresden, Germany

Xiang Wang

Affiliation Department of Biomedicine, University of Bergen, Bergen, Norway

Cindy Walter

Affiliation Institute of Anatomy, TU Dresden, Dresden, Germany

Hans-Hermann Gerdes

Affiliation Department of Biomedicine, University of Bergen, Bergen, Norway

Richard H. W. Funk

Affiliations Institute of Anatomy, TU Dresden, Dresden, Germany, CRTD/DFG-Center for Regenerative Therapies Dresden – Cluster of Excellence, Biotechnology Center, Dresden, Germany

Cora Roehlecke

cora.roehlecke@tu-dresden.de

Affiliation Institute of Anatomy, TU Dresden, Dresden, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DW XW CW HHG RHWF CR. Performed the experiments: DW XW CW. Analyzed the data: DW XW CW. Contributed reagents/materials/analysis tools: DW XW CW. Wrote the paper: DW XW HHG CW RHWF CR.