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Nature Medicine 13, 242 - 244 (2007)
doi:10.1038/nm0307-242

Cracking the cytokine code in psoriasis

Brian J Nickoloff1

  1. Brian J. Nickoloff is in the Departments of Pathology, Microbiology and Immunology, Loyola University School of Medicine, Oncology Institute, Building 112, Room 301, 2160 South First Avenue, Maywood, Illinois 60153, USA. e-mail: bnickol@lumc.edu


Psoriasis results from cross-talk between immune cells and keratinocytes in the skin. The nature of these signals now comes to light, revealing potential roles for IL-23 and a TH17 response.


Recent research has led to a shift in thinking about the pathology of Crohn disease, in which chronic inflammation damages the gastrointestinal track1. This paradigm shift highlights a key role for the interleukin (IL)-23 cytokine, rather than the previous emphasis on IL-12, as the driving force behind the persistent inflammatory reaction.

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Cracking the cytokine code in psoriasis

Nature Medicine News and Views (01 Mar 2007)