| 1. | Rheumatoid factor, cryoglobulins, direct antiglobulin test and cold agglutinin titre results can be positive.
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| 2. | Penicillamine works by reducing numbers of IL-1, decreasing rheumatoid factor, and preventing collagen from cross-linking.
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| 3. | Antiphospholipid antibodies, anti-dsDNA, and rheumatoid factor are usually negative, and may help in differentiation from SLE.
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| 4. | Types II and III have rheumatoid factor ( RF ) activity and bind to polyclonal immunoglobulins.
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| 5. | Rheumatoid factor may be present especially in the group that is likely to develop rheumatoid arthritis.
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| 6. | "It's relatively unprecedented for drugs or even biologic interventions to change the expression of rheumatoid factor,"
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| 7. | In 1939 he discovered the rheumatoid factor.
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| 8. | Some patients develop a rheumatoid factor-positive polyarthritis.
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| 9. | These might include : rheumatoid factor, antinuclear factor ( ANF ), extractable nuclear antigen, and specific antibodies.
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| 10. | Given that ACPA are more specific than rheumatoid factor, they are used to distinguish various causes of arthritis.
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