About the Authors

Daniel Belstrøm

dbel@sund.ku.dk

Affiliation Section for Periodontology, Microbiology, and Community Dentistry, School of Dentistry, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Palle Holmstrup

Affiliation Section for Periodontology, Microbiology, and Community Dentistry, School of Dentistry, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Allan Bardow

Affiliation Department of Oral Medicine, School of Dentistry, University of Copenhagen, Copenhagen, Denmark

Alexis Kokaras

Affiliation The Forsyth Institute, Department of Microbiology, Cambridge, Massachusetts, United States of America

Nils-Erik Fiehn

Affiliation Department of Immunology & Microbiology, University of Copenhagen, Copenhagen, Denmark

Bruce J. Paster

Affiliations The Forsyth Institute, Department of Microbiology, Cambridge, Massachusetts, United States of America, Department of Oral Medicine, Infection & Immunity, Harvard School of Dental Medicine, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DB PH AB NEF BJP. Performed the experiments: DB AK BJP. Analyzed the data: DB AK BJP. Contributed reagents/materials/analysis tools: AB NEF BJP. Wrote the paper: DB PH BJP.