Abstract
The mechanisms by which gut-associated lymphoid tissue (GALT) maintains a balance between oral tolerance and active immune response in the face of exposure to high antigen concentrations remains a central question in mucosal immunity. Here, Robert Hershberg and colleagues discuss the evidence that human intestinal epithelial cells function as antigen-presenting cells (APCs) capable of regulating T-cell responses in the intestinal mucosa
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
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Review
MeSH terms
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Animals
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Antigen Presentation*
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CD4-Positive T-Lymphocytes / immunology
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CD8-Positive T-Lymphocytes / immunology
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Cell Polarity
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Epithelial Cells / cytology
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Epithelial Cells / immunology
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Histocompatibility Antigens Class II / metabolism
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Humans
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Intestinal Mucosa / cytology*
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Intestinal Mucosa / immunology*
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Models, Biological
Substances
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Histocompatibility Antigens Class II