The Gastro-5-Line immunoblot test is a membrane-based enzyme immunoassay for the semi-quantitative determination of IgG and IgA autoantibodies in human serum or plasma when autoimmune disease of the gastrointestinal tract is suspected.
Anti-Tissue-Transglutaminase IgA is an ELISA test for the quantitative determination of IgA antibodies against tissue transglutaminase (tTG) in human serum or plasma.