Reaction

(redirected from antigen-antibody reaction)
Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Encyclopedia.

Reaction

A decline in prices following an advance. Opposite of rally.

Reaction

A decrease in price following an increase in price. A reaction connotes a slow decline; it is the opposite of a recovery.

reaction

A decline in security prices following a period of rising security prices.
References in periodicals archive ?
Complement fixation assays Tests that detect antigen-antibody reactions by their utilization (fixation) of complement.
When standard adsorption studies are required, numerous technical procedures are employed nationwide, which include untreated RBCs without antigen-antibody reaction potentiators, untreated RBCs with potentiators such as low ionic strength solutions (LISS) or polyethylene glycol (PEG), enzymatic treatment of RBCs without potentiators, and enzyme treated RBCs in conjunction with various potentiators.
The specificity of the antigen-antibody reaction is astounding; it is possible to measure picomolar concentrations of proteins, peptides, and haptens in the presence of a 10 million-fold excess of closely related molecules, e.
The immuno-PCR assay is similar in operation to the ELISA; both detect an antigen-antibody reaction.

Full browser ?