ELISA test systems are an important technology in the pharmaceutical industry, in medicine, biology, and biochemistry. Right in clinical diagnostics ELISA assays are of major importance. -- This video by ORGENTEC Diagnostika demonstrates the use of the "enzyme-linked immunosorbant assays" in the field of autoimmune disease diagnostics (for example diagnosing autoimmune disorders such as rheumatoid arthritis, celiac disease, vasculitis, lupus). By using ELISA, autoantibodies specific for the respective disorder can be detected.