Efficacy of an Alcohol-Free CPC-Containing MouthwashAgainst Oral Multispecies Biofilms

Laurence Du-Thumm, Ph.D.

Ex US Technologies

Dental plaque is a multispecies oral biofilm that develops on tooth surfaces. Development is proposed to involve orchestrated cell-cell interactions that promote the sequential integration of species.

Upon completion of reading these articles, the clinician will become familiar with:

  • biofilm models to assess antimicrobial activity of mouthrinses
  • methods to analyze bacterial viability
  • performance of a cetylpyridinium chloride containing mouthwash against multispecies oral biofilms

Release date: Friday, August 31, 2012
Expiration date: Monday, August 31, 2015

"Efficacy of an Alcohol-Free CPC-Containing MouthwashAgainst Oral Multispecies Biofilms" is co-sponsored by Dental Tribune America, LLC. Dental Tribune America LLC is a recognized ADA CERP provider.

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Laurence Du-Thumm, Ph.D.


Dr. Du-Thumm has been at Colgate for 10 years and leads a team of scientists within the Early Research Oral Care Department. She is responsible for defining strategic direction and leading research programs with external collaborators in academia and industry. Dr. Du-Thumm is an expert in oral microbiology and a respected peer with leading researchers. Prior to Colgate she was a post-doctoral fellow at the NIDCR, National Institutes of Health, Bethesda, Maryland and at the Faculty of Odontology, Göteborg University, Sweden. She holds a Ph.D in Oral Biology and a Master’s degree in Biochemistry from the University of Science, Rennes, France.