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What do T cells have to do with plaque psoriasis?

Dr. Michael Roizen, MD
Internal Medicine

T cells are a kind of white blood cell involved in cell-mediated immunity. They look for markers and foreign substances like a virus or bacteria. Once the T cells find these foreigners, they attack and destroy them. In plaque psoriasis, T cells attack the skin, causing an inflammatory response. Most plaque-psoriasis drugs inactivate T cells by suppressing the inflammatory response specifically, or by suppressing the entire immune system.


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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.