About the Authors
Plant Pathology, Swammerdam Institute for Life Sciences, University of Amsterdam, Amsterdam, The Netherlands
UMR 1229 INRA Université de Bourgogne Microbiologie du Sol et de l'Environnement, Dijon, France
The authors have declared that no competing interests exist.
Conceived and designed the experiments: CBM RvW CO CA. Performed the experiments: CBM RvW LR EMMM SB CO. Analyzed the data: CBM RvW LR CO. Wrote the paper: CBM. Originated research leading up to this paper and provided guidance and review: MR.