Medical 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.

Quick GuideUnderstanding Cancer: Metastasis, Stages of Cancer, and More

Understanding Cancer: Metastasis, Stages of Cancer, and More

Subscribe to MedicineNet's Cancer Report Newsletter

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.


Last Editorial Review: 1/25/2017

Health Solutions From Our Sponsors