Related Experiment Video
Updated: Nov 12, 2025

Cystic Fibrosis Aggregate Biofilm Model to Study Infection-relevant Gene Expression
Published on: April 18, 2025
Filifactor alocis: Recent Insights and Advances
E Aja1, M Mangar1, H M Fletcher1
1Division of Microbiology and Molecular Genetics, Department of Basic Sciences, School of Medicine, Loma Linda University, Loma Linda, CA, USA.
Filifactor alocis, a key periodontal pathogen, exhibits virulence through oxidative stress resistance and immune system dysregulation. Understanding its mechanisms is crucial for developing new treatments for periodontal disease.
Area of Science:
- Microbiology
- Periodontology
- Bacterial Pathogenesis
Background:
- Filifactor alocis is an anaerobic bacterium increasingly recognized in periodontal disease.
- It thrives in the inflammatory periodontal pocket environment.
- F. alocis influences microbial community dynamics and biofilm formation.
Purpose of the Study:
- To review the virulence attributes of F. alocis.
- To explore F. alocis's resistance to oxidative stress and host cell damage mechanisms.
- To discuss advancements in F. alocis research and therapeutic target identification.
Main Methods:
- Literature review of F. alocis virulence factors.
- Analysis of F. alocis's survival mechanisms in host environments.
- Discussion of genetic tools for F. alocis research.
Main Results:
- F. alocis possesses resistance to oxidative stress and produces damaging proteases and collagenases.
- It effectively colonizes, survives, and outcompetes other pathogens.
- F. alocis dysregulates the host immune system.
Conclusions:
- F. alocis is a significant contributor to periodontal disease pathogenesis.
- Further research into its virulence and host interactions is needed.
- Identifying therapeutic targets against F. alocis could lead to novel periodontal disease treatments.
Related Concept Videos
Mechanism of Filopodia Formation
Their main function is to guide migrating cells during normal tissue morphogenesis or cancer metastasis by recognizing and making initial contacts with the extracellular matrix. However, they can also act as stationary cell anchors or help to establish communication...
Modern Molecular Taxonomy
Actin Filament Depolymerization
In F-actin, the ADF/cofilin proteins...
Generation of Straight or Branched Actin Filaments
Arp2/3 Complex
Arp2/3 complex is a seven-subunit complex consisting of two proteins similar to actin- Arp2 and Arp3, and five other subunits that help keep Arp2 and Arp3 inactive. When required, the complex is...
Applications of Molecular Taxonomy
Atomic Force Microscopy
The AFM Probe
The probe is regarded as the heart of any AFM setup and comprises the...

