Antibodies to nucleic acids in systemic lupus erythematosus and rheumatoid arthritis patients and their relatives.


Sera of systemic lupus erythematosus (SLE) patients contain antibodies to double-stranded and single-stranded DNA while antibodies found in rheumatoid arthritis sera are specific mainly to single-stranded DNA. Anti-RNA antibodies in the both cases are directed against double-stranded RNA and belong to the IgM class while anti-DNA antibodies are IgG. Genetic… (More)


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