Commensals can become pathobionts

Affiliations

• ¹ Translational Oral Medicine, Forsyth Institute, Cambridge, Massachusetts, USA.
• ² Department of Infectious Diseases, Saint Francis Hospital, Hartford, Connecticut, USA.
• ³ Department of Infectious Diseases, Johnson Memorial Hospital, Stafford Springs, Connecticut, USA.
• ⁴ Department of Oral Maxillofacial Diseases, University of Helsinki Hospital, Helsinki, Finland.
• ⁵ Department of Pathology and Laboratory Medicine, Mount Sinai Hospital, Toronto, Ontario, Canada.