National Cancer Institute National Cancer Institute
U.S. National Institutes of Health National Cancer Institute
Dictionary of Cancer Terms
Send to Printer
immunoassay

 A test that uses the binding of antibodies to antigens to identify and measure certain substances. Immunoassays may be used to diagnose disease. Also, test results can provide information about a disease that may help in planning treatment (for example, when estrogen receptors are measured in breast cancer).

Previous Definitions:immune system, immune system tolerance, immune thrombocytopenic purpura, immunity, immunization
Next Definitions:immunoassay fecal occult blood test, immunochemical fecal occult blood test, immunocompetence, immunocompetent, immunocompromised