About the Authors

Shih-Jung Fan

Affiliation Developmental Biology Unit, European Molecular Biology Laboratory, Heidelberg, Germany

Virginie Marchand

Affiliation Developmental Biology Unit, European Molecular Biology Laboratory, Heidelberg, Germany

Anne Ephrussi

ephrussi@embl.de

Affiliation Developmental Biology Unit, European Molecular Biology Laboratory, Heidelberg, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SJF VM AE. Performed the experiments: SJF VM. Analyzed the data: SJF VM AE. Contributed reagents/materials/analysis tools: SJF VM. Wrote the paper: SJF VM AE.