Chapter

Immune disorders of the gastrointestinal tract

D.J. Unsworth

in Oxford Textbook of Medicine

Published on behalf of Oxford University Press

Published in print May 2010 | ISBN: 9780199204854
Published online November 2012 | e-ISBN: 9780199570973 | DOI: http://dx.doi.org/10.1093/med/9780199204854.003.1505_update_001

Series: Oxford Textbooks

Immune disorders of the gastrointestinal tract

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The gastrointestinal tract is protected by gut-associated lymphoid tissue that provides an environment where interaction occurs between luminal antigen and specially adapted immune tissue in Peyer’s patches (small intestine only) or lymphoid follicles. T and B lymphocytes primed in the gut migrate into the systemic circulation via the thoracic duct but home preferentially to the lamina propria of the intestine. Plasma cells of the lamina propria secrete immunoglobulin A as a dimer linked by a joining peptide....

Chapter.  9458 words.  Illustrated.

Subjects: Gastroenterology

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