noun. identification of a substance (especially a protein) by its action as an antigen.
- immunochemical assay
- assay (English)
- assaier (Anglo-Norman)
- immuno- (English)
Example sentences of the word immunoassay
1. Noun, singular or mass
An immunoassay is run to test for antibody reactions in the dog's blood.
2. Verb, non-3rd person singular present
A relatively new antigen urine and serum test called enzyme immunoassay or EIA may aid veterinarians in diagnosing blastomycosis, so if blastomycosis is suspected in your dog, ask your veterinarian about its availability.
Because of this, immunoassay drug tests are more likely to show false positives than the other type of urinary drug testing: gas chromatography/mass spectrometry.