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Related Experiment Videos

Quorum sensing in Serratia.

Rob Van Houdt1, Michael Givskov, Chris W Michiels

  • 1Molecular and Cellular Biology, Institute for Health, Environment and Safety, Belgian Nuclear Research Centre SCK x CEN, Mol, Belgium. rob.van.houdt@sckcen.be

FEMS Microbiology Reviews
|April 27, 2007
PubMed
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Bacteria use quorum sensing (QS) for cell-cell communication and coordinated gene regulation. This review details QS systems in Serratia, including acylated homoserine lactones (AHLs) and Autoinducer-2 (AI-2).

Area of Science:

  • Microbiology
  • Bacterial communication
  • Gene regulation

Background:

  • Bacteria communicate population density using quorum sensing (QS).
  • Gram-negative bacteria commonly use acylated homoserine lactones (AHLs) and Autoinducer-2 (AI-2) as signaling molecules.
  • QS regulates diverse phenotypes in Serratia species, impacting their biology and ecology.

Purpose of the Study:

  • To review known quorum sensing systems in Serratia species.
  • To highlight the diversity and significance of QS-regulated phenotypes.
  • To include the nosocomial pathogen Serratia marcescens.

Main Methods:

  • Literature review of quorum sensing systems in Serratia.
  • Analysis of AHL- and AI-2-mediated signaling pathways.

Related Experiment Videos

  • Exploration of QS interconnectedness with global regulators.

    • Main Results:

    • Serratia species exhibit diverse AHL-mediated QS systems.
    • AI-2 mediated systems are also present and being explored.
    • QS in Serratia influences various biological and ecological traits.

    Conclusions:

    • Quorum sensing is crucial for Serratia species' social behavior and adaptation.
    • Understanding QS in Serratia, especially Serratia marcescens, is vital.
    • Further research into AI-2 systems and novel QS mechanisms is warranted.