1. Laboratory of Molecular Bacteriology Department of Microbiology and Immunology Rega Institute for Medical Research KU Leuven Leuven Belgium
2. Institute of Molecular Biology and Biotechnology FORTH (Foundation of Research and Technology) University of Crete Heraklion Greece
3. Department of Life Sciences MRC Centre for Molecular Bacteriology and Infection Imperial College London London UK
4. University of Minnesota Biochemistry, Molecular Biology & Biophysics Minneapolis MN USA