Article
Association of CTLA-4 gene microsatellite polymorphism with ulcerative colitis in Chinese patients.
Inflammatory bowel diseases - 1 May 2006
Jiang Yi, Xia Bing, Jiang Li, Lv Min, Guo Qiusha, Chen Min, Li Jin, Xia Harry Hua-Xiang, Wong Benjamin Chun-Yu
Abstract excerpt
Ulcerative colitis (UC) is characterized by chronic intestinal inflammation as a result of an exaggerated T cell response. Cytotoxic T lymphocyte associated antigen-4 (CTLA-4), expressed mainly in activated T cells, inhibits T cell activation and proliferation by combining B7 through competing CD28 and maintains immune homeostasis. Polymorphisms of the CTLA-4 gene are known to be associated with several...
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