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Experimental autoimmune cystitis: a potential murine model for ulcerative interstitial cystitis.
A D Bullock1, M J Becich, C G Klutke
1Department of Pathology, University of Pittsburgh School of Medicine, Pennsylvania.
The Journal of Urology
|December 1, 1992
Summary
Researchers developed a new animal model for interstitial cystitis (IC) using Balb/cAN mice. This model mimics human IC symptoms and histology, suggesting a potential autoimmune basis for the condition.
Area of Science:
- Urology
- Immunology
- Pathology
Background:
- Interstitial cystitis (IC) is an inflammatory bladder condition with unknown causes.
- Developing a reliable animal model is crucial for understanding IC pathophysiology.
Purpose of the Study:
- To create an animal model that accurately reflects human interstitial cystitis clinical and histological features.
- To investigate the potential autoimmune basis of IC.
Main Methods:
- Balb/cAN mice were immunized with syngeneic bladder homogenate.
- Histological and gross pathological examinations were performed.
- Bladder permeability and cellular immune transfer were assessed.
Main Results:
- Balb/cAN mice developed edema, fibrosis, lymphocytic infiltration, and mast cell accumulation, mimicking human IC.
- Immunized bladders showed reduced capacity, increased vascularity, and glomerulations.
- Adoptive transfer studies indicated a cellular autoimmune component.
Conclusions:
- A novel experimental autoimmune cystitis model in Balb/cAN mice closely resembles human interstitial cystitis.
- This model provides a valuable tool for studying IC pathogenesis.
- Findings suggest a role for cellular immunity in interstitial cystitis development.