chemiluminescence immunoassay


chem·i·lu·mi·nes·cence im·mu·no·as·say

(kem'ē-lū-mi-nes'ĕns im'yū-nō-as'ā) An immunoassay technique in which the antigen or antibody is labeled with a molecule capable of emitting light during a chemical reaction; this light is used to measure the formation of the antigen-antibody complex.