Medical Term:

Bordet-Gengou phenomenon

Pronunciation: bōr-dā′ zhahn-gū′

Definition: the phenomenon of complement fixation; when complement-containing serum is added to a mixture of bacteria and specific antibody, the complement is removed (fixed) and is not available to lyse subsequently added erythrocytes sensitized with specific antibody.

Synonym(s): Bordet and Gengou reaction

See Also: Gengou phenomenon

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