An innately dangerous balancing act: intestinal homeostasis, inflammation, and colitis-associated cancer

被引:130
作者
Asquith, Mark [1 ]
Powrie, Fiona [1 ,2 ]
机构
[1] Univ Oxford, Sir William Dunn Sch Pathol, Oxford OX1 3RE, England
[2] Univ Oxford, Translat Gastroenterol Unit, Nuffield Dept Clin Med, Oxford OX3 9DU, England
基金
英国惠康基金;
关键词
TOLL-LIKE RECEPTORS; CROHNS-DISEASE; HOST-DEFENSE; SUSCEPTIBILITY; MICE; TUMORIGENESIS; RECOGNITION; VARIANTS; IMMUNITY; MYD88;
D O I
10.1084/jem.20101330
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
071005 [微生物学]; 100108 [医学免疫学];
摘要
Inflammatory bowel disease (IBD) is characterized by dysregulated immune responses to the intestinal microbiota, and by chronic intestinal inflammation. Several recent studies demonstrate the importance of innate microbial recognition by immune and nonimmune cells in the gut. Paradoxically, either diminished or exacerbated innate immune signaling may trigger the breakdown of intestinal homeostasis, leading to IBD and colitis-associated cancer (CAC). This dichotomy may reflect divergent functional roles for immune sensing in intestinal epithelial cells and leukocytes, which may vary with distinct disease mechanisms.
引用
收藏
页码:1573 / 1577
页数:5
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