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Porphyromonas gingivalis as a Model Organism for Assessing Interaction of Anaerobic Bacteria with Host Cells
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Published on: December 17, 2015

Periodontal infectogenomics.

Luigi Nibali1, Nikos Donos1, Brian Henderson2

  • 1Periodontology Unit and Division of Clinical Research, UCL Eastman Dental Institute, University College London, London, UK.

Journal of Medical Microbiology
|June 17, 2009
PubMed
Summary
This summary is machine-generated.

Periodontal infectogenomics explores how host genetics influence oral bacteria. Genetic variations in immune genes can affect pathogen persistence, increasing risks for periodontitis and tooth loss.

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Area of Science:

  • Microbiology
  • Genetics
  • Oral Health

Background:

  • Multicellular organisms host symbiotic bacteria, with the oral cavity harboring diverse microbial communities.
  • Infectogenomics investigates host genetic variations and their impact on microbiota composition.
  • Periodontal disease involves complex interactions between host genetics and oral microbiota.

Purpose of the Study:

  • To introduce the concept of periodontal infectogenomics.
  • To review the relationship between host genetic factors and subgingival microbiota composition.
  • To discuss the influence of genetic variants in neutrophil and cytokine genes on periodontopathogenic bacteria.

Main Methods:

  • Review of existing literature on host genetics and periodontal microbiota.
  • Analysis of evidence linking genetic variants to specific bacterial presence.
  • Discussion of mechanisms underlying host-microbe interactions in the oral cavity.

Main Results:

  • Genetic factors influence the clearance or persistence of subgingival bacteria.
  • Variants in neutrophil and cytokine genes are associated with periodontopathogen presence.
  • Host genetics play a role in susceptibility to gingivitis and periodontitis.

Conclusions:

  • Host genetic factors significantly impact the subgingival microbiota composition.
  • Periodontal infectogenomics offers insights into the pathogenesis of periodontal diseases.
  • Understanding these interactions can guide future research and therapeutic strategies for periodontitis and tooth loss.