About the Authors

Amrita Vijay

amrita.vijay@kcl.ac.uk

Affiliation King’s College London Dental Institute, Salivary Research Unit, London, United Kingdom

Taichi Inui

Affiliation Wm. Wrigley Jr. Co., Chicago, Illinois, United States of America

Michael Dodds

Affiliation Wm. Wrigley Jr. Co., Chicago, Illinois, United States of America

Gordon Proctor

Affiliation King’s College London Dental Institute, Salivary Research Unit, London, United Kingdom

Guy Carpenter

Affiliation King’s College London Dental Institute, Salivary Research Unit, London, United Kingdom

Competing Interests

Two of the authors (Taichi Inui and Michael Dodds) are employees of Wrigley and had a role in study design, decision to publish and preparation of manuscript. Opinions and assertions contained herein are those of the authors and are not meant to be construed as the representing views of the organization which the authors are affiliated with. Herewith the authors confirm that this does not alter their adherence to PLOS ONE policies on sharing data and materials and confirm no conflict of interest.

Author Contributions

Conceived and designed the experiments: GC GP TI MD. Performed the experiments: AV. Analyzed the data: AV. Contributed reagents/materials/analysis tools: AV GC TI MD. Wrote the paper: AV GC GP TI.