About the Authors
French National Institute for Agricultural Research (INRA), UR254, Versailles, France
National Center for Scientific Research (CNRS), UPR2355, Gif sur Yvette, France
Research Institute of Molecular Pathology (IMP), Vienna, Austria
A patent has been deposited by INRA on the 8th of July 2008 (Plants producing 2n pollen; 08290672.8).
Conceived and designed the experiments: IdE EJ RM. Performed the experiments: IdE SJ NF OC MN RM. Analyzed the data: IdE MN EJ RM. Contributed reagents/materials/analysis tools: MS. Wrote the paper: IdE EJ RM.