Affiliation: | (1) Plant Biology Department, University of Georgia, Athens, GA 30602, USA;(2) Reproduction et Développement des Plantes, Institut Fédératif de Recherche, 69364 Lyon, France;(3) Biocenter of the Goethe University, 60439 Frankfurt am Main, Germany;(4) Present address: Department of Genetics and Complex Diseases, Harvard School of Public Health, Boston, MA 02115, USA |