fixation du complément

См. также в других словарях:

• complement fixation — n the process of binding serum complement to the product formed by the union of an antibody and the antigen for which it is specific that occurs when complement is added to a mixture (in proper proportion) of such an antibody and antigen * * *… …   Medical dictionary

• COMPLÉMENT (immunologie) — Avec les anticorps, le complément représente l’élément essentiel du système humoral de défense contre les agents infectieux. Il se compose d’une vingtaine de protéines circulantes capables d’interagir avec certaines membranes biologiques.… …   Encyclopédie Universelle

• complement deviation — inhibition of complement fixation or complement mediated immune hemolysis in the presence of excess antibody. Called also Neisser Wechsberg phenomenon …   Medical dictionary

• Complement fixation test — Diagnostics MeSH D003168 The complement fixation test is an immunological medical test that can be used to detect the presence of either specific antibody or specific ant …   Wikipedia

• complement-fixation test — n a diagnostic test for the presence of a particular antibody in the serum of a patient that involves inactivation of the complement in the serum, addition of measured amounts of the antigen for which the antibody is specific and of foreign… …   Medical dictionary

• complément — [ kɔ̃plemɑ̃ ] n. m. • 1308; de l a. fr. complir « remplir »; repris 1690; lat. complementum, de complere « remplir » 1 ♦ Ce qui s ajoute ou doit s ajouter à une chose pour qu elle soit complète. ⇒ achèvement, couronnement. Le complément est… …   Encyclopédie Universelle

• complement fixation — n. Immunology the fixing of complement into the product of an antigen antibody reaction: used as an infection indicator in certain serologic tests that measure the presence or absence of free, active complement …   English World dictionary

• fixation — 1. The condition of being firmly attached or set. 2. In histology, the rapid killing of tissue elements and their preservation and hardening to retain as nearly as possible the same relations they had in the living body. SYN: fixing. 3. In… …   Medical dictionary

• complement fixation — noun an immune response in which an antigen antibody combination inactivates a complement (so it is unavailable to participate in a second antigen antibody combination) • Hypernyms: ↑immune response, ↑immune reaction, ↑immunologic response * * *… …   Useful english dictionary

• complement-fixing antibody — antibody that activates complement when reacted with antigen; IgM and IgG (the usual complement fixing antibodies) fix complement by the classical pathway, whereas IgA fixes complement by the alternative pathway. See also complement fixation,… …   Medical dictionary

• complement fixation — the binding of complement to the complex that is formed when an antibody reacts with a specific antigen. Because complement is taken up from the serum only when such a reaction has occurred, testing for the presence of complement after mixing a… …   The new mediacal dictionary