Tertiary lymphoid organs in systemic autoimmune diseases:  pathogenic or protective?

F1000Res

Autoimmunity and Inflammation Program, Hospital for Special Surgery, New York, NY, USA; Weill Cornell/Rockefeller/Sloan-Kettering Tri-Institutional MD-PhD Program, New York, NY, USA; Pediatric Rheumatology, Hospital for Special Surgery, New York, NY, USA; Department of Microbiology and Immunology, Weill Cornell Medical College, New York, NY, USA.

Published: February 2017

Tertiary lymphoid organs are found at sites of chronic inflammation in autoimmune diseases such as systemic lupus erythematosus and rheumatoid arthritis. These organized accumulations of T and B cells resemble secondary lymphoid organs and generate autoreactive effector cells. However, whether they contribute to disease pathogenesis or have protective functions is unclear. Here, we discuss how tertiary lymphoid organs can generate potentially pathogenic cells but may also limit the extent of the response and damage in autoimmune disease.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5333609PMC
http://dx.doi.org/10.12688/f1000research.10595.1DOI Listing

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