rheumatoid factor (RF)
Anti citrullinated protein antibodies and high levels of rheumatoid factor are associated with systemic bone loss in patients with early untreated rheumatoid arthritis
... IgM rheumatoid factor (RF) and ACPA were determined by immunonephelometry using a Dimension Vista 1500 system (Siemens, Erlangen, Germany) and by a second- generation Phadia ImmunoCAP 250 EliA CCP assay ...
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Increased IgG Rheumatoid Factor Positivity in the Asian Rheumatoid Arthritis Patients Irrespective of Ethnicity
... IgG rheumatoid factor (RF) to be common among Malaysian rheu- matoid arthritis (RA) ...environmental factor selectively amplifying the IgG RF ...
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Possible rheumatoid arthritis subtypes in terms of rheumatoid factor, depression, diagnostic delay and emotional expression: an exploratory case control study
... Our study has three main limitations. First, while we used a comprehensive, validated instrument to assess trait emo- tional intelligence, we were unable to employ validated instruments to assess depression or ...
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Article: Quality control and interest of the determination of anti-CCP antibodies and rheumatoid factor in the diagnosis of rheumatoid arthritis
... IgM rheumatoid factor has been commonly used as serological marker of ...RA. Rheumatoid factors are autoantibodies with specificity for the Fc region of ...
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Original Article An updated meta-analysis of association of rheumatoid arthritis related interstitial lung disease with anti-cyclic citrullinated peptide antibody or rheumatoid factor
... or rheumatoid factor (RF) and rheumatoid arthritis related interstitial lung disease ...in rheumatoid arthritis, in both Asian and white ...
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Comparison for diagnostic utility of anti cyclic citrullinated antibody, anti keratin antibodies and rheumatoid factor in rheumatoid arthritis patients in a tertiary care hospital
... Rheumatoid factor is present around 80-85% (20) of the patients with rheumatoid arthritis , as it has both diagnostic and prognostic value. But in around 15- 20 % , the RF remain negative due to its ...
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Immune complexes from rheumatoid arthritis synovial fluid induce FcγRIIa dependent and rheumatoid factor correlated production of tumour necrosis factor α by peripheral blood mononuclear cells
... receptors. Rheumatoid factor (RF) develop in response to ICs in many clinical and experimental ...from rheumatoid arthritis (RA) sera and synovial fluid (SF) can influence cytokine production by ...
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SMOKING AND RHEUMATOID FACTOR LEVEL: ASSOCIATION WITH DEVELOPMENT OF RHEUMATOID ARTHRITIS IN KHARTOUM, SUDAN
... of rheumatoid arthritis (RA) has been associated with cigarettes ...developing rheumatoid arthritis disease. Rheumatoid factor (RF) analysis for 118 male students and laboratory assistance (73 ...
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Correlation of Demographic and Clinical Characteristics with Rheumatoid Factor Seropositivity in Rheumatoid Arthritis Patients
... (10). Rheumatoid factor (RF) was one of the first autoantibodies to be discovered in the sera of RA patients ...IgM rheumatoid factors (IgM-RF) are the major RF species found in RA and they can be ...
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Rheumatoid Factor is a Marker of Disease Severity in Korean Rheumatoid Arthritis
... Serum rheumatoid factor (RF) is important in the diagnosis and prognosis of rheumatoid arthritis (RA). The purpose of this study is to compare the clinical characteristics and treatment patterns of ...
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Cellular localization of rheumatoid factor idiotypes
... demonstrate rheumatoid factor in the same cells by fluorescent staining with aggregated gammaglobulin were entirely ...of rheumatoid factor in the serum, despite high percentages of cells ...
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LOW MOLECULAR WEIGHT RHEUMATOID FACTOR
... Serum Em, on the other hand, with 3 + intermediate complexes, contained rheumatoid factor activity well into the 7 S region of the gradient tubes 9 to 20, approximately where no 19 S gam[r] ...
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STUDIES ON THE ISOLATION AND CHARACTERIZATION OF THE “RHEUMATOID FACTOR”
... Isolation from specific precipitates In order to eliminate normal 19S y-globulin from isolated fractions of rheumatoid factor the specific property of this material to precipitate with a[r] ...
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Utility of Rheumatoid Factor in the Diagnosis of Juvenile Rheumatoid Arthritis
... Utility of Rheumatoid Factor in the Diagnosis of Juvenile Rheumatoid Arthritis. Services[r] ...
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A Study of correlation of disease severity by Clinical Assessment, Radiological Assessment and IgG Rheumatoid factor in patients with Rheumatoid Arthritis
... characterised by highly phenotype-specific autoantibodies like anti dsDNA in systemic lupus erythematosus and anti-topoisomerase-1 antibodies in diffuse scleroderma, the discovery of specific autoantibody for RA lagged ...
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Immunoglobulin E rheumatoid factor in the serum of patients with rheumatoid arthritis, asthma, and other diseases
... IgE-rheumatoid factor activity was found in the serum of 18 of 20 patients with seropositive rheumatoid arthritis, 1 of 4 patients with seronegative rheumatoid arthritis, 3 of 32 patients with ...
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Inheritance of immunoglobulin M rheumatoid factor idiotypes
... reacted with at least 90% of the patient's RF, but not with non-RF immunoglobulins from the same serum, nor with 10 of 11 polyclonal and monoclonal RF from unrelated individuals. Cross-reacting idiotypes were detected on ...
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New roles for rheumatoid factor
... Unequivocal proof that RF paraproteins are structurally related and are the products of a limited set of immunoglobulin V genes required a the generation of multiple different antiidioty[r] ...
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Rheumatoid factor in syphilis
... We measured the occurrence of the RF with a sensitive enzyme-linked immunosorbent assay and found that it increased with the duration of syphilitic disease: 1 of 13 primary syphilis seru[r] ...
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Complement fixation by rheumatoid factor
... However, sheep erythrocytes (SRC) coated with Agg-R/A-IgG or with reduced and alkylated rabbit IgG anti-SRC antibody were hemolyzed by complement in the presence of polyclonal IgM-RF. Human and guinea pig complement ...
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