Evaluation of Anti-Nuclear Antibodies and Anti-dsDNA Serum Levels in Patients with Suspected Systemic Lupus Erythematosus

Autor: Mana Zakeri, elham alimoradi, Effat Seyyedhashemi, Shayan Marhamati, Vahid Tajari, Hamidreza Joshaghani
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Medical Laboratory Journal, Vol 17, Iss 2, Pp 14-19 (2023)
Druh dokumentu: article
ISSN: 2538-4449
Popis: Background and objectives: Systemic lupus erythematosus (SLE) is a chronic autoimmune disease, caused by abnormal innate and adaptive immune responses. Anti-nuclear antibodies (ANA) and anti-double stranded DNA (anti-dsDNA) are reliable biomarkers for diagnosing SLE. Here, we aimed to investigate the serum levels of anti-dsDNA and ANA antibodies, their diagnostic utilities, and their relationship with disease activity and clinical/laboratory manifestations in patients with suspected. Methods: We evaluated the plasma levels of ANA and anti-dsDNA antibodies in all individuals with suspected SLE (n=668) who had been referred to rheumatology clinics in Gorgan, Iran. The level of antibodies as well as C3, C4, and CH50 were determined using commercially available enzyme-linked immunosorbent assay kits. Results: The mean level of ANA and anti-dsDNA antibodies differed significantly between the ANA-positive and ANA-negative groups (p
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