Medical Definition of Antigen-presenting cell

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Antigen-presenting cell: A cell that can "present" antigen in a form that T cells can recognize it. The cells that can "present" antigen include B cells and cells of the monocyte lineage (including macrophages).

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Reviewed on 12/27/2018

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