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    Home > Biochemistry News > Microbiology News > Immunoassay for Detection of IgA Antitissue Transglutaminase in Patients with Celiac Disease

    Immunoassay for Detection of IgA Antitissue Transglutaminase in Patients with Celiac Disease

    • Last Update: 2021-02-20
    • Source: Internet
    • Author: User
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    Celiac disease is characterized by mucosal changes in the small intestine, ranging from increased numbers of intraepithelial lymphocytes to complete villus effacement with various signs of malabsorption (
    1
    ,
    2
    ). Celiac disease is diagnosed by the demonstration of an altered intestinal mucosa in a jejunal biopsy specimen (
    3
    ). Celiac disease patients invariably have antibodies directed against gliadin and endomysium, a structural component of the extracellular matrix: both antibodies disappear under a gluten-free diet. Therefore, these antibodies are useful tools for diagnosis, and in the dietary control of coeliac disease (
    3

    7
    ). Serum IgA antibodies against endomysial antibodies (EMAs) are especially considered to be sensitive and highly specific markers for celiac disease (
    8
    )(
    9
    ). Previously, EMAs were detected by indirect immunofluorescence on tissue slides of monkey esophagus or human umbilical cord (
    10

    12
    ).
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