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Initiation and resolution of mucosal inflammation
Melanie A Sherman1, Daniel Kalman
1Department of Pathology and Laboratory Medicine, Emory University School of Medicine, 155-1 Whitehead Memorial Research Building, 165 Michael Street, Atlanta, GA 30322, USA. msherma@emory.edu
Immunologic Research
|June 8, 2004
Summary
The immune system protects the gut from pathogens using various cells. This review explores molecular mechanisms of intestinal inflammation and host responses to enteric pathogens like Citrobacter rodentium.
Area of Science:
- Immunology
- Gastroenterology
- Microbiology
Background:
- The mucosal immune system, including gut-associated lymphoid tissue (GALT), maintains tolerance to commensal bacteria while defending against virulent pathogens.
- Epithelial cells, fibroblasts, and antigen-presenting cells (APCs) are key components of this defense.
- Intestinal inflammation involves complex molecular mechanisms and host-pathogen interactions.
Purpose of the Study:
- To review recent findings on the molecular mechanisms underlying acute and chronic intestinal inflammation.
- To describe the use of Citrobacter rodentium as a model to study host responses to enteric pathogens and resulting immunopathology.
Main Methods:
- Literature review of recent research on intestinal inflammation.
- Discussion of host-pathogen interactions using Citrobacter rodentium as a model organism.
Main Results:
- Characterization of molecular mechanisms driving intestinal inflammation.
- Insights into host immune responses and immunopathology during enteric infections.
Conclusions:
- Understanding these mechanisms is crucial for developing therapeutic strategies against intestinal inflammatory diseases.
- Citrobacter rodentium serves as a valuable tool for dissecting host-pathogen dynamics in the gut.