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Applying an Inducible Expression System to Study Interference of Bacterial Virulence Factors with Intracellular Signaling
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Published on: June 25, 2015

Subversion of cell signaling by pathogens.

Neal M Alto1, Kim Orth

  • 1UT Southwestern Medical Center, Dallas, Texas 75390, USA.

Cold Spring Harbor Perspectives in Biology
|September 7, 2012
PubMed
Summary
This summary is machine-generated.

Pathogens manipulate host cell signaling pathways using effectors and toxins to control cell functions like survival and shape. This includes targeting crucial pathways such as MAPK and G-protein signaling during infection.

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Area of Science:

  • Microbiology
  • Cell Biology
  • Molecular Biology

Background:

  • Pathogens frequently interact with host cell signaling pathways.
  • Effectors and toxins are key tools pathogens use to manipulate host cells.
  • Signaling molecules are critical regulators of cellular processes targeted by pathogens.

Purpose of the Study:

  • To investigate how pathogens exploit eukaryotic signaling pathways.
  • To understand the mechanisms by which pathogens hijack host cell machinery.
  • To identify specific signaling pathways manipulated by pathogens.

Main Methods:

  • Analysis of pathogen-host interactions at the molecular level.
  • Identification of pathogen effectors and toxins involved in signaling manipulation.
  • Review of literature on pathogen manipulation of eukaryotic signaling.

Main Results:

  • Pathogens utilize specific effectors and toxins to hijack host signaling pathways.
  • Signaling molecules are preferentially targeted due to their global regulatory roles.
  • Pathogens manipulate MAPK signaling, G-protein signaling, cytoskeletal dynamics, and innate immunity.

Conclusions:

  • Pathogen infection involves the sophisticated exploitation of host cell signaling.
  • Understanding these hijacking mechanisms is crucial for developing therapeutic strategies.
  • Pathogen manipulation impacts fundamental cellular processes including survival and morphology.