About the Authors

Malte Persike

persike@uni-mainz.de

Affiliation Johannes Gutenberg University, Mainz, Germany

Günter Meinhardt

Affiliation Johannes Gutenberg University, Mainz, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MP GM. Performed the experiments: MP GM. Analyzed the data: MP GM. Contributed reagents/materials/analysis tools: MP GM. Wrote the paper: MP GM.