1. Department of Microbiology, The ADA Forsyth Institute , Boston, MA 02142 , United States
2. Department of Oral Medicine , Infection, and Immunity, , Boston, MA 02115 , United States
3. Harvard School of Dental Medicine , Infection, and Immunity, , Boston, MA 02115 , United States
4. Department of Pediatric Dentistry, Peking University School and Hospital of Stomatology , Beijing 100081 , China
5. Klarman Cell Observatory, Broad Institute of MIT and Harvard , Cambridge, MA 02142 , United States
6. Laser Biomedical Research Center , G. R. Harrison Spectroscopy Laboratory, , Cambridge, MA 02139 , United States
7. Massachusetts Institute of Technology , G. R. Harrison Spectroscopy Laboratory, , Cambridge, MA 02139 , United States
8. Department of Periodontics, University of Washington , Seattle, WA 98195 , United States