1 Oral Sciences Research Group, Glasgow Dental School, School of Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom.
2 São Paulo State University (Unesp), School of Dentistry, Department of Preventive and Restorative Dentistry, São Paulo, Brazil.
3 Glasgow Biofilm Research Network, Glasgow Dental School, Glasgow, United Kingdom.
4 Department of Biological and Biomedical Sciences, School of Health and Life Sciences, Glasgow Caledonian University, Glasgow, United Kingdom.
5 Graduate Program in Dentistry, University of Western São Paulo (UNOESTE), Prudente/São Paulo, Brazil.
6 Oral Sciences Research Group, Glasgow Dental School, School of Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom gordon.ramage@glasgow.ac.uk jason.brown@glasgow.ac.uk.