1. Department of Plant Biotechnology and Bioinformatics, Ghent University, Technologiepark, Gent, Belgium
2. Center for Plant Systems Biology, VIB, Technologiepark, Gent, Belgium
3. INRA, UMR1332 Biologie du fruit et Pathologie, INRA Bordeaux Aquitaine, CS20032, F-33882, Villenave d’Ornon cedex, France