1. Department of Microbiology and Immunology, University of Maryland—Baltimore, School of Medicine, 660 W. Redwood Street, Baltimore, Maryland 21201
2. Department of Biological Sciences, Northern Arizona University, Flagstaff, Arizona 86011
3. Center for Biofilm Engineering, Montana State University, 366 EPS Building, PO Box 173980, Bozeman, Montana 59717
4. Center for Biofilms, School of Dentistry, University of Southern California, Room 4360 DEN, 925 West 34th Street, Los Angeles, California 90089
5. Department of Biomedical Sciences, University of Maryland—Baltimore, Dental School, 666 W. Baltimore Street, Baltimore, Maryland