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Small bowel infections.

Lars Eckmann1

  • 1Department of Medicine, University of California, San Diego, La Jolla, California 92093, USA. leckmann@ucsd.edu

Current Opinion in Gastroenterology
|October 13, 2006
PubMed
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Gastrointestinal infections from enteric pathogens cause significant global disease. This review details how common pathogens like E. coli infect the gut and how the body defends itself.

Area of Science:

  • Gastroenterology
  • Infectious Diseases
  • Microbiology

Background:

  • Enteric pathogens are a major cause of global morbidity and mortality.
  • These pathogens spread through contaminated food and water, infecting the gastrointestinal tract.
  • Each pathogen possesses unique strategies for host cell interaction and colonization.

Purpose of the Study:

  • To review recent advances in understanding the pathogenesis of common enteric infections.
  • To explore the host defense mechanisms against these pathogens.
  • To focus on key small intestinal pathogens: diarrheagenic E. coli, rotavirus, Giardia lamblia, and Cryptosporidium parvum.

Main Methods:

  • This is a review article, synthesizing existing research.
  • Focuses on recent insights into pathogen mechanisms and host responses.

Related Experiment Videos

  • Literature search and critical analysis of relevant studies.

    • Main Results:

    • Enteric pathogens utilize diverse strategies to infect the gastrointestinal tract.
    • Specific pathogens like enterotoxigenic E. coli and rotavirus cause prevalent small intestine infections.
    • Host defenses are crucial in combating these infections, though often overcome by pathogens.

    Conclusions:

    • Understanding pathogen-host interactions is key to combating enteric infections.
    • Further research into host defenses may reveal new therapeutic targets.
    • Effective control strategies require knowledge of specific pathogen virulence factors and host responses.