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Jun 2009 Gut

Toll-like receptor 2 is critical for induction of Reg3 beta expression and intestinal clearance of Yersinia pseudotuberculosis.

Auteurs

Dessein R, Gironella M, Vignal C, Peyrin-Biroulet L, Sokol H, Secher T, Lacas-Gervais S, Gratadoux JJ, Lafont F, Dagorn JC, Ryffel B, Akira S, Langella P, Nùñez G, Sirard JC, Iovanna J, Simonet M, Chamaillard M

Résumé

Yersinia pseudotuberculosis causes ileitis and mesenteric lymphadenitis by mainly invading the Peyer’s patches that are positioned in the terminal ileum. Whereas toll-like-receptor 2 (TLR2) controls mucosal inflammation by detecting certain microbiota-derived signals, its exact role in protecting Peyer’s patches against bacterial invasion has not been defined.

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