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Updated: Jul 17, 2026

Chronic Salmonella Infection Induced Intestinal Fibrosis
Published on: September 22, 2019
[Fibrogenesis and inflammatory bowel disease]
Miquel Sans1, M Carmen Masamunt
1Servicio de Gastroenterología, Hospital Clínic/IDIBAPS, Barcelona, Spain. msans@clinic.ub.es
Crohn's disease patients often develop intestinal stenosis from abnormal fiber deposits, requiring surgery. Research is exploring genetic links, like NOD2/CARD15 variants, and new treatments for this fibrotic complication.
Area of Science:
- Gastroenterology
- Fibrosis Research
- Genetics
Context:
- Crohn's disease frequently leads to intestinal stenosis due to abnormal fibrotic deposits.
- Surgical resection is common for affected intestinal segments, highlighting the clinical significance of this complication.
- Intestinal fibrogenesis is understudied compared to fibrosis in other organs.
Purpose:
- To review the current understanding of intestinal fibrogenesis in Crohn's disease.
- To highlight the genetic predisposition, particularly the association with NOD2/CARD15 gene variants.
- To discuss recent advancements in experimental models and identify areas for future research.
Summary:
- Intestinal stenosis in Crohn's disease results from anomalous fiber deposits, often necessitating surgical intervention.
- Genetic factors, including specific NOD2/CARD15 gene variants, are linked to the development of intestinal fibrosis.
- Alterations in collagen synthesis, fibrogenic factors, and fibroblast function are implicated.
- Experimental models show promise in attenuating intestinal fibrosis development.
Impact:
- Enhances understanding of intestinal fibrogenesis in Crohn's disease.
- Identifies key genetic associations (NOD2/CARD15) contributing to fibrotic complications.
- Provides a foundation for developing novel prevention and treatment strategies for intestinal fibrosis.
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