Oral Biofilm Formation
Oral Biofilm Formation - Related Videos
11:19
Oral Biofilm Formation on Different Materials for Dental Implants
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Cited by 12 •
2018
Here, we present a protocol to evaluate oral biofilm formation on titanium and zirconia materials for dental prosthesis abutments, including the analysis of bacterial cells viability and morphological characteristics. An in situ model associated with powerful microscopy techniques is used for the oral biofilm analysis.
03:57
Microtiter Dish Biofilm Formation Assay
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Cited by 2235 •
2011
The assay describes a rapid means to measure early biofilm formation in bacteria and fungi. This method uses a microtiter plate as the substratum for microbial biofilm formation, and the biofilm is visualized using crystal violet strain. The assay provides either a qualitative or quantitative assay for early biofilm formation.
03:20
A Transwell Tissue Model for Studying Interactions Between Human Oral Biofilms and Epithelium
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2026
Source: Alshehri, M. et. al., Organotypic Tissue Model Systems for Investigating Host-Pathogen Interactions In Vitro. J. Vis. Exp. (2025)This video demonstrates a co-culture model using multi-species oral biofilms and human oral epithelium. It highlights epithelial immune activation and enables the downstream analysis of host-pathogen interaction.
07:09
Use of a High-throughput In Vitro Microfluidic System to Develop Oral Multi-species Biofilms
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Cited by 28 •
2014
The goal of this methods paper is to describe the use of a microfluidic system for the development of multi-species biofilms that contain species typically identified in human supragingival dental plaque. Methods to describe biofilm architecture, biofilm viability, and an approach to harvest biofilm for culture-dependent or culture-independent analyses are highlighted.
06:14
In vitro Biofilm Formation in an 8-well Chamber Slide
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Cited by 62 •
2011
This article describes the procedure for the formation and visualization of a bacterial biofilm grown within an 8-well chamber...
FAQs
The acquired pellicle provides a salivary protein layer on tooth and oral surfaces that supports attachment by pioneer bacteria. This initial attachment establishes the first biological foothold for later community development. Because the pellicle forms before broader microbial organization, changes in its presence or properties can influence which microorganisms begin colonizing a surface.
Cell-to-cell interactions allow initially attached microorganisms to organize into a more structured community. These interactions support the transition from early colonization toward growth and maturation, while the extracellular polymeric matrix helps maintain the developing biofilm. Together, organization and matrix production create a protective setting that can alter microbial activity and community behavior.
Nutrient availability, oxygen, saliva, and host conditions all influence which microorganisms persist and how actively the community functions. These variables do not act independently of the attached community; they shape its composition as the biofilm develops. Consequently, oral biofilms formed under different biological conditions may show different growth patterns and effects on oral health.
Researchers can examine the process by considering successive stages from pioneer bacterial attachment through cell-to-cell organization, extracellular matrix production, growth, and maturation. Studies can also compare how nutrient availability, oxygen, saliva, or host conditions affect these stages. This framework helps connect environmental conditions with changes in community development rather than viewing attachment as an isolated event.
The process provides a biological framework for understanding how dental plaque develops and how organized microbial communities influence oral health. Its relevance extends to caries and periodontal disease because both are associated with the activity of oral microbial communities. Studying formation and maturation therefore helps relate community development to disease-focused biological questions.
Oral biofilm formation supports research on preventive strategies and antimicrobial testing by providing a way to examine microbial attachment, community organization, and maturation. Investigators can consider how treatments affect these stages or the conditions that shape them. The same approach also contributes to broader biology research on how microorganisms form and function within protective communities.