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Intercellular adhesion molecule-1 polymorphisms in Korean patients with Behcet s disease
Eun Hee Kim1, Jee Won Mok, Dong Sik Bang
1Department of Biology, Sungshin Women's University, Seoul, Korea.
Journal of Korean Medical Science
|June 17, 2003
Summary
Intercellular adhesion molecule-1 (ICAM-1) gene mutations are linked to Behcet
Area of Science:
- Genetics
- Immunology
- Rheumatology
Background:
- Intercellular adhesion molecule-1 (ICAM-1) expression elevates during inflammation in Behcet's disease (BD).
- ICAM1 gene mutations are associated with BD in Caucasian populations, but clinical correlations remain unclear.
Purpose of the Study:
- To investigate the association between ICAM1 gene polymorphisms and clinical manifestations in Korean BD patients.
- To identify specific ICAM1 mutations as potential genetic risk factors for BD in the Korean population.
Main Methods:
- Analyzed ICAM1R241G and ICAM1K469E polymorphisms in 197 Korean BD patients and 248 healthy controls.
- Utilized BsrG1 and BstU1 PCR-RFLP techniques for genotype and allele frequency determination.
Main Results:
- Significantly higher frequencies of ICAM1469 * K/ * E and ICAM-1469 * E/ * E genotypes were observed in BD patients compared to controls (p=0.004).
- The ICAM1469 * E allele was more prevalent in BD patients with skin lesions, genital ulcers, vasculitis, ocular lesions, and arthritis.
- The ICAM1241 * R mutation was detected in one BD patient but absent in controls, suggesting a potential association.
Conclusions:
- ICAM1 gene mutations are associated with Behcet's disease susceptibility in the Korean population.
- Specific ICAM1 polymorphisms may serve as genetic risk factors contributing to BD development and clinical phenotypes.