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Definition of APC (immunology)

APC (immunology): Antigen-presenting cell, a cell that can "present" antigen in a form that T cells can recognize it. Among the APCs are B cells and cells of the monocyte lineage including macrophages.

Source: MedTerms™ Medical Dictionary
http://www.medicinenet.com/script/main/art.asp?articlekey=19618
Last Editorial Review: 6/14/2012

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