About the Authors

Jörg D. Wichard

Affiliations Leibniz-Institut für Molekulare Pharmakologie, Berlin, Germany, Bayer-Schering Pharma, Berlin, Germany

Antonius ter Laak

Affiliation Bayer-Schering Pharma, Berlin, Germany

Gerd Krause

Affiliation Leibniz-Institut für Molekulare Pharmakologie, Berlin, Germany

Nikolaus Heinrich

Affiliation Bayer-Schering Pharma, Berlin, Germany

Ronald Kühne

kuehne@fmp-berlin.de

Affiliation Leibniz-Institut für Molekulare Pharmakologie, Berlin, Germany

Gunnar Kleinau

Affiliations Leibniz-Institut für Molekulare Pharmakologie, Berlin, Germany, Institute of Experimental Pediatric Endocrinology, Charité Universitätsmedizin Berlin, Berlin, Germany

Competing Interests

JW, AtL and NH are employees of Bayer-Schering Pharma, Berlin, Germany. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials, as detailed online in the guide for authors http://www.plosone.org/static/policies.action#sharing, and there are no relevant patents, products in development or marketed products to declare.

Author Contributions

Conceived and designed the experiments: JDW RK AL G. Kleinau. Performed the experiments: JDW RK G. Kleinau. Analyzed the data: JDW AL G. Krause NH RK G. Kleinau. Contributed reagents/materials/analysis tools: JDW RK NH G. Kleinau. Wrote the paper: JDW AL G. Krause NH RK G. Kleinau.