sera from 53 patients , 26 with systemic lupus erythematosus ( sle ) , 8 with rheumatoid arthritis ( ra ) , 9 with sjogren 's syndrome ( ss ) , and 10 with scleroderma ( scl ) , were screened for the presence of antibodies against liver-type poly ( a ) polymerase and tumor-type poly ( a ) polymerase .
C0003873
rheumatoid arthritis
C1527336
sjogren 's syndrome