The vast epithelial lining of the gut has its own branch of the immune system to protect the body from invasion.In his Perspective, Shanahan describes the components of this system--the intestinal epithelial cells and intraepithelial lymphocytes--and a new local paracrine network among them, mediated by thyrotropin-releasing hormone and thyroid-stimulating hormone and reported in this issue on p.
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gronkpan @vomitinglarry.bsky.social,
Sun 27 Apr 2008, 3:25,
archived)