preliminary elisa screening of 247 serum samples from patients with various inflammatory disorders indicated that the concentration of a specific epitope ( s ) on alpha 1-antitrypsin recognized by this monoclonal antibody was increased significantly in patients with active systemic lupus erythematosus , mixed connective tissue disease , and rheumatoid arthritis , but not in patients with sclerodermic disorders or sjogren 's syndrome .
C0003873
rheumatoid arthritis
C1527336
sjogren 's syndrome