Natural Autoantibodies in Rheumatoid Arthritis
Author Information
Author(s): György Bence, Tóthfalusi László, Nagy György, Pásztói Mária, Géher Pál, Lörinc Zsolt, Polgár Anna, Rojkovich Bernadett, Ujfalussy Ilona, Poór Gyula, Pócza Péter, Wiener Zoltán, Misják Petra, Koncz Agnes, Falus András, Buzás Edit
Primary Institution: Semmelweis University
Hypothesis
This study examines the role of carbohydrate-reactive natural autoantibodies in patients with rheumatoid arthritis.
Conclusion
The study suggests that GAG-specific natural autoantibodies may serve as novel disease-state markers in patients with rheumatoid arthritis.
Supporting Evidence
- Anti-GAG antibodies were absent in umbilical cord sera but significantly elevated in rheumatoid arthritis patients.
- Anti-chondroitin sulphate C IgM antibody levels showed inverse correlation with Disease Activity Score and C-reactive protein levels.
- Anti-GAG antibodies showed significant cross-reactivity among different types of GAGs.
Takeaway
People with rheumatoid arthritis have special antibodies that can help doctors understand how active the disease is.
Methodology
The study used ELISA to measure antibodies reactive to six types of glycosaminoglycans in serum samples from rheumatoid arthritis patients, umbilical cord serum, and adult controls.
Limitations
The study does not establish a clear disease-specific carbohydrate recognition pattern for rheumatoid arthritis.
Participant Demographics
66 patients with rheumatoid arthritis (mean age 62.5 years; 52 females, 14 males) and 55 adult controls (mean age 59.7 years; 43 females, 11 males).
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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