1. Department of Plant Pathology and Microbiology, The Robert H. Smith Faculty of Agriculture, Food and Environment; The Hebrew University of Jerusalem; Rehovot 7610000 Israel
2. Centre for Scientific Imaging, The Robert H. Smith Faculty of Agriculture, Food and Environment; The Hebrew University of Jerusalem; Rehovot 7610000 Israel
3. Proteomics Centre, The National Institute of Biological Sciences; Beijing 102206 China