immunodiffusion
Pronunciation: im′yū-nō-di-fyū′zhŭn, im-ū′nō-
Definition: A technique to study antigen-antibody reactions by observing precipitates formed by antigen-antibody complexes, which are combinations of specific antigen and antibodies separately placed in a gel and diffused.
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Examples: glitazone, GI cocktail, etc.
