complement fixation

noun

, Immunology.

1. the binding of complement to immune complexes or to certain foreign surfaces, as those of invading microorganisms.

Word History and Origins

Origin of complement fixation¹

First recorded in 1905–10

Example Sentences

The complement fixation tests were all performed in duplicate as a check on any possible errors in technique.

From Project Gutenberg

At a later period, however, the complement fixation test is almost invariably positive.

From Project Gutenberg

The complement fixation test is like a Wassermann reaction, but the antigen should be polyvalent.

From Project Gutenberg

Consequently what is sought in the complement-fixation test is a specific amboceptor.

From Project Gutenberg

The complement-fixation reaction will often clear up an apparently obscure diagnosis.

From Project Gutenberg