The Korean Journal of Internal Medicine

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Original Article
Korean J Med. 2009;76(6):643-648.
궤양성 대장염의 병태생리 - 유전 및 면역 관련성
서검석, 최석채
Pathophysiology of ulcerative colitis - Relationship with genetics and immunity
Geom Seog Seo, Suck Chei Choi


Abstract
dysregulated immune responses against intraluminal bacterial antigens. Recently, numerous new genes have been identified as involved in the genetic susceptibility to ulcerative colitis, including IL-23R, MST1, IL-12B (p40), NKX2-3, and STAT3. Experimental studies of ulcerative colitis point to an excessive T-cell response to antigenic stimulus resulting in damage to host intestinal tissue. The T-cell response in ulcerative colitis appears to be TH2 dominant (IL-5, IL-13) and mediated by specialized cells, such as NK T-cells. The characterization of these novel genes and immunologic basis should lead to the identification of therapeutic agents and a better clinical assessment of phenotype and prognosis in patients with ulcerative colitis.

Keywords :Ulcerative colitis, Genes, Immune response, T-cell, Genetic susceptibility
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