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Updated: Jun 9, 2026

Induction of Intestinal Inflammation by Adoptive Transfer of CBir1 TCR Transgenic CD4+ T Cells to Immunodeficient Mice
Published on: December 16, 2021
Innate antimicrobial immunity in inflammatory bowel diseases
Julia Beisner1, Eduard F Stange, Jan Wehkamp
1Dr Margarete Fischer-Bosch-Institute of Clinical Pharmacology, Stuttgart and University of Tübingen, Germany.
Inflammatory bowel diseases (IBD) stem from chronic intestinal inflammation, often due to a defective innate barrier. Restoring this barrier may prevent bacterial-triggered inflammation in genetically susceptible individuals.
Area of Science:
- Gastroenterology
- Immunology
- Microbiology
Background:
- Inflammatory bowel diseases (IBD) involve chronic intestinal inflammation.
- Defects in innate barrier function are implicated in IBD pathogenesis.
- Genetic predisposition plays a role in disease development.
Purpose of the Study:
- To discuss the primary events in inflammatory bowel disease.
- To explore the role of intestinal bacteria and mucosal barrier function.
- To identify potential therapeutic strategies for IBD.
Main Methods:
- Review of data from animal models of IBD.
- Analysis of human patient data, including gene-association studies.
- Synthesis of current understanding of disease mechanisms.
Main Results:
- Evidence suggests primary defects in innate barrier function components.
- Intestinal bacteria may trigger inflammation due to a weakened mucosal barrier.
- Genetic factors are crucial in predisposed individuals.
Conclusions:
- Understanding primary events is key to IBD management.
- Restoring antimicrobial barrier function is a potential therapeutic target.
- Preventing bacterial-triggered inflammation may be achievable through barrier enhancement.
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