Objective. To analyze HLA-DR4 alleles in New Zealand Polynesians with rheumatoid arthritis (RA). Methods. Thirty Polynesians and 30 Caucasians with RA, as well as 65 Polynesian and 60 Caucasian healthy blood donors, were DR4 subtyped using the polymerase chain reaction and sequence-specific oligonu
Mixed lymphocyte reaction in healthy women with rheumatoid factor. lack of association with hla-dw4
✍ Scribed by Edgar G. Engleman; Ernest E. Sponzilli; Marion E. Batey; Savitri Ramcharan; Hugh O. Mcdevitt
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- English
- Weight
- 310 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0004-3591
No coin nor oath required. For personal study only.
✦ Synopsis
Abstract
In independent studies, 51% and 36% of patients with rheumatoid arthritis have been shown to possess HLA‐Dw4 compared to 7% and 13% of controls. In one study Dw4 positive patients more frequently had rheumatoid factor in their sera than did Dw4 negative patients. In order to determine if the Dw4 specificity is associated with the disease or with the presence of rheumatoid factor, the frequency of this HLA antigen has been determined in 24 healthy women known to have rheumatoid factor (median titer 1:160). Only 3 were found to have the Dw4 specificity, suggesting that this specificity is not associated with rheumatoid factor in the absence of rheumatoid arthritis.
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