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Induction of gut IgA production through T cell-dependent and T cell-independent pathways

Bemark, Mats LU orcid ; Boysen, Preben and Lycke, Nils Y. (2012) In Annals of the New York Academy of Sciences 1247(1). p.97-116
Abstract

The gut immune system protects against mucosal pathogens, maintains a mutualistic relationship with the microbiota, and establishes tolerance against food antigens. This requires a balance between immune effector responses and induction of tolerance. Disturbances of this strictly regulated balance can lead to infections or the development inflammatory diseases and allergies. Production of secretory IgA is a unique effector function at mucosal surfaces, and basal mechanisms regulating IgA production have been the focus of much recent research. These investigations have aimed at understanding how long-term IgA-mediated mucosal immunity can best be achieved by oral or sublingual vaccination, or at analyzing the relationship between IgA... (More)

The gut immune system protects against mucosal pathogens, maintains a mutualistic relationship with the microbiota, and establishes tolerance against food antigens. This requires a balance between immune effector responses and induction of tolerance. Disturbances of this strictly regulated balance can lead to infections or the development inflammatory diseases and allergies. Production of secretory IgA is a unique effector function at mucosal surfaces, and basal mechanisms regulating IgA production have been the focus of much recent research. These investigations have aimed at understanding how long-term IgA-mediated mucosal immunity can best be achieved by oral or sublingual vaccination, or at analyzing the relationship between IgA production, the composition of the gut microbiota, and protection from allergies and autoimmunity. This research has lead to a better understanding of the IgA system; but at the same time seemingly conflicting data have been generated. Here, we discuss how gut IgA production is controlled, with special focus on how differences between T cell-dependent and T cell-independent IgA production may explain some of these discrepancies.

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Please use this url to cite or link to this publication:
author
; and
publishing date
type
Contribution to journal
publication status
published
keywords
B cell, Class switch recombination, Commensal microbiota, Gut-associated lymphoid tissues, IgA
in
Annals of the New York Academy of Sciences
volume
1247
issue
1
pages
97 - 116
publisher
Wiley-Blackwell
external identifiers
  • scopus:84856477029
ISSN
0077-8923
DOI
10.1111/j.1749-6632.2011.06378.x
language
English
LU publication?
no
id
4e3de787-7f3c-4d84-8f06-46a3b915866a
date added to LUP
2023-12-06 17:15:41
date last changed
2023-12-08 07:30:23
@article{4e3de787-7f3c-4d84-8f06-46a3b915866a,
  abstract     = {{<p>The gut immune system protects against mucosal pathogens, maintains a mutualistic relationship with the microbiota, and establishes tolerance against food antigens. This requires a balance between immune effector responses and induction of tolerance. Disturbances of this strictly regulated balance can lead to infections or the development inflammatory diseases and allergies. Production of secretory IgA is a unique effector function at mucosal surfaces, and basal mechanisms regulating IgA production have been the focus of much recent research. These investigations have aimed at understanding how long-term IgA-mediated mucosal immunity can best be achieved by oral or sublingual vaccination, or at analyzing the relationship between IgA production, the composition of the gut microbiota, and protection from allergies and autoimmunity. This research has lead to a better understanding of the IgA system; but at the same time seemingly conflicting data have been generated. Here, we discuss how gut IgA production is controlled, with special focus on how differences between T cell-dependent and T cell-independent IgA production may explain some of these discrepancies.</p>}},
  author       = {{Bemark, Mats and Boysen, Preben and Lycke, Nils Y.}},
  issn         = {{0077-8923}},
  keywords     = {{B cell; Class switch recombination; Commensal microbiota; Gut-associated lymphoid tissues; IgA}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{97--116}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Annals of the New York Academy of Sciences}},
  title        = {{Induction of gut IgA production through T cell-dependent and T cell-independent pathways}},
  url          = {{http://dx.doi.org/10.1111/j.1749-6632.2011.06378.x}},
  doi          = {{10.1111/j.1749-6632.2011.06378.x}},
  volume       = {{1247}},
  year         = {{2012}},
}