Medical Term:

hapten

Pronunciation: hap′-ten

Definition: A molecule that is incapable, by itself, of causing a cell-mediated or humoral immune response but can, however, combine with a larger antigenic molecule called a carrier. A hapten-carrier complex can stimulate antibody production and reactive T-cells.

Synonym(s): incomplete antigen, partial antigen

[G. haptō, to fasten, bind]

See Also: hapten inhibition of precipitation

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