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Dictionary » M » Memory T cell

Memory T cell

Definition

noun

A long-lived T cell that bears receptors for an antigen during its encounter with a prior infection or vaccination.


Supplement

Memory T cells are important to the immunity of an organism against pathogens. The receptors they possess make for a rapid immune action against these foreign bodies. Upon recognition of pathogen previously encountered these cells clone themselves immediately after re-exposure.


See also: T cell


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