1. Department of Microbiology and Immunology, Loyola University Chicago, Maywood, Illinois, USA
2. Australian Infectious Diseases Research Centre, School of Chemistry and Molecular Biosciences, The University of Queensland, Brisbane, Australia
3. Department of Microbiology and Environmental Toxicology, University of California, Santa Cruz, Santa Cruz, California, USA
4. Institut Pasteur, Unité de Génétique des Biofilms, Département de Microbiologie, Paris, France