File:Peyer's patch 02.jpg

From Embryology

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Peyer's Patch

  • IELs - intraepithelial lymphocytes
    • antigen-experienced T cells (not requiring to be primed).
    • balance protective immunity with an ability to safeguard the integrity of the epithelial barrier[1]
    • contact with antigen immediately release cytokines.
    • can kill infected target cells.
  • M-cell - microfold cell
    • found in the follicle-associated epithelium of the Peyer's patch.
    • function to transport gut lumen organisms and particles to immune cells across the epithelial barrier.


Immune Images: Oesophagus MALT | Colon MALT | Peyer's patch overview | Peyer's patch detail | Cartoon - IEL development | Cartoon - IEL function | Cartoon - IEL differentiation | Mesenteric Lymph Nodes overview | Palatine Tonsil | Tonsil | Immune System Development


  1. <pubmed>21681197</pubmed>| Nat Rev Immunol.



Links: Histology | Histology Stains | Blue Histology images copyright Lutz Slomianka 1998-2009. The literary and artistic works on the original Blue Histology website may be reproduced, adapted, published and distributed for non-commercial purposes. See also the page Histology Stains.


Cite this page: Hill, M.A. (2024, June 23) Embryology Peyer's patch 02.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Peyer%27s_patch_02.jpg

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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