About the Authors

Aleksandra Erilova

Affiliation Department of Biology and Zurich-Basel Plant Science Center, Swiss Federal Institute of Technology, Zurich, Switzerland

Lynette Brownfield

Affiliations Department of Biology and Zurich-Basel Plant Science Center, Swiss Federal Institute of Technology, Zurich, Switzerland, Department of Biology, University of Leicester, Leicester, United Kingdom

Vivien Exner

Affiliation Department of Biology and Zurich-Basel Plant Science Center, Swiss Federal Institute of Technology, Zurich, Switzerland

Marisa Rosa

Affiliation Gregor Mendel Institute of Molecular Plant Biology, Austrian Academy of Sciences, Vienna, Austria

David Twell

Affiliation Department of Biology, University of Leicester, Leicester, United Kingdom

Ortrun Mittelsten Scheid

Affiliation Gregor Mendel Institute of Molecular Plant Biology, Austrian Academy of Sciences, Vienna, Austria

Lars Hennig

Affiliation Department of Biology and Zurich-Basel Plant Science Center, Swiss Federal Institute of Technology, Zurich, Switzerland

Claudia Köhler

koehlerc@ethz.ch

Affiliation Department of Biology and Zurich-Basel Plant Science Center, Swiss Federal Institute of Technology, Zurich, Switzerland

Competing Interests

European patent EP09008196 “Polyploid plants” was deposited by ETH on June 23rd, 2009.

Author Contributions

Conceived and designed the experiments: AE CK. Performed the experiments: AE LB VE MR LH. Analyzed the data: AE LB VE MR OMS LH CK. Contributed reagents/materials/analysis tools: DT OMS. Wrote the paper: AE LB LH CK.