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Related Experiment Videos

The multifarious, multireplicon Burkholderia cepacia complex.

Eshwar Mahenthiralingam1, Teresa A Urban, Joanna B Goldberg

  • 1Cardiff School of Biosciences, Cardiff University, Cardiff CF10 3TL, UK.

Nature Reviews. Microbiology
|January 12, 2005
PubMed
Summary

The Burkholderia cepacia complex (Bcc) comprises diverse bacteria impacting environments and human health. This review focuses on Bcc virulence factors, crucial for understanding their opportunistic infections in cystic fibrosis patients.

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Area of Science:

  • Microbiology
  • Environmental Science
  • Pathogen Research

Background:

  • The Burkholderia cepacia complex (Bcc) consists of at least nine distinct bacterial species.
  • Bcc bacteria inhabit diverse environments, exhibiting roles in plant health and pollutant degradation.
  • Bcc are recognized as opportunistic pathogens, particularly in cystic fibrosis (CF) patients.

Purpose of the Study:

  • To highlight the unique characteristics of the Bcc.
  • To focus on the factors determining Bcc virulence.
  • To enhance understanding of Bcc pathogenesis in CF.

Main Methods:

  • Literature review of Bcc characteristics and virulence factors.
  • Analysis of Bcc's environmental roles and pathogenic mechanisms.

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  • Synthesis of current knowledge on Bcc-host interactions.

    • Main Results:

    • Bcc display a wide range of environmental interactions, both beneficial and detrimental.
    • Bcc infections in CF patients manifest variably, from asymptomatic carriage to severe 'cepacia syndrome'.
    • Virulence factors are key determinants of Bcc's pathogenic potential.

    Conclusions:

    • Understanding Bcc virulence factors is critical for managing infections in vulnerable populations.
    • Bcc represent a significant challenge in clinical microbiology and infection control.
    • Further research into Bcc pathogenesis can inform therapeutic strategies.