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[Research progress in Filifactor alocis interacting with periodontitis].

F T Huang1, B Ren1, J Y Li1

  • 1Department of Conservative Dentistry and Endodontics, West China Hospital of Stomatology, Sichuan University & State Key Laboratory of Oral Diseases & National Clinical Research Center for Oral Diseases, Chengdu 610041, China.

Zhonghua Kou Qiang Yi Xue Za Zhi = Zhonghua Kouqiang Yixue Zazhi = Chinese Journal of Stomatology
|October 8, 2021
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Summary

High-throughput sequencing reveals new bacteria like Filifactor alocis (Fa) linked to periodontitis. Fa contributes to disease by damaging cells, evading immunity, and interacting with other pathogens.

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Area of Science:

  • Microbiology
  • Periodontology
  • Oral Health

Background:

  • High-throughput sequencing has identified numerous microbial species associated with periodontitis beyond the traditional "red complex."
  • Filifactor alocis (Fa), an anaerobic Gram-positive bacterium, is increasingly recognized for its role in periodontitis.
  • Fa possesses mechanisms to harm host cells and evade immune responses, contributing to disease progression.

Purpose of the Study:

  • To review recent research on the association between Filifactor alocis and periodontitis.
  • To highlight the pathogenic mechanisms of Fa in periodontitis.
  • To explore novel avenues for investigating the etiology, prevention, and treatment of periodontitis.

Main Methods:

  • Review of recent scientific literature on Filifactor alocis and periodontitis.
  • Analysis of studies detailing the interactions between Fa and host cells/immune system.
  • Synthesis of findings regarding Fa's role in polymicrobial infections in periodontitis.

Main Results:

  • Filifactor alocis actively contributes to periodontitis pathogenesis.
  • Fa's ability to destroy host cells and induce immune escape is a key virulence factor.
  • Interactions between Fa and other periodontal pathogens exacerbate disease severity.

Conclusions:

  • Filifactor alocis is a significant contributor to periodontitis.
  • Understanding Fa's role offers new insights into periodontitis etiology.
  • Targeting Fa presents a potential strategy for periodontitis prevention and treatment.