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A COVID-19 rapid test (based on immunochromatography) is performed and the result can be found below. How should this result be interpreted?  covid test exam pic.png

Which laboratory technique is used to identify a specific antibody isotype that is causing a monoclonal gammopathy (plasma disorder)?

In the complement dependent cytotoxicity (CDC) assay, which of the following indicates that the antibody recognized an antigen on the lymphocyte:

What type of antibodies may react with proteins from other species, causing interference in immunoassay testing?

Which of the following best describes monoclonal antibodies? 

CA 125 is a tumor antigen that indicates which type of cancer?

When participating in an agglutination reaction, which of the following antibodies is enhanced under increased temperatures (30 – 37 degrees C)? 

Reagents can be used in order to enhance agglutination. What is the mechanism of action of polyethylene glycol (PEG)?

Which of the following best describes chronic rejection of tissue transplant?

Agglutination involves an antigen:antibody complex where the antigen is soluble (not attached to a cell/carrier particle).