About the Authors

Winfried Hense

Affiliation Department of Biology II, University of Munich, Planegg-Martinsried, Germany

John F Baines

Affiliation Department of Biology II, University of Munich, Planegg-Martinsried, Germany

John Parsch

To whom correspondence should be addressed. E-mail: parsch@zi.biologie.uni-muenchen.de

Affiliation Department of Biology II, University of Munich, Planegg-Martinsried, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

JP conceived and designed the experiments. WH, JFB, and JP performed the experiments, analyzed the data, and wrote the paper.