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Decreased T Cell Response to Mitogen and Increased Anti-cytoplasmic Antibody in Drug-Free Schizophrenic Patients | ||
Iranian Journal of Immunology | ||
مقاله 4، دوره 4، شماره 1، خرداد 2007، صفحه 32-37 اصل مقاله (68.19 K) | ||
نوع مقاله: Original Article | ||
نویسندگان | ||
Hedieh Matloubi1؛ Mohammad Vodjgani* 1؛ Abbass Ali Nasehi2؛ Mohammad Hossein Niknam1؛ Anoushirvan Kazemnejad3؛ Eisa Salehi1؛ Tahereh Aboufazeli1؛ Zahra Gheflati1 | ||
1Department of Immunology, Faculty of Medicine, Medical Sciences/University of Tehran | ||
2Iran-Helal Institute of Applied Science and Technology | ||
3Department of Statistics, Tarbiat Modarress University, Tehran, Iran | ||
چکیده | ||
Background: Apart from genetic and environmental factors, activation of autoreactive mechanisms has been proposed to play a role in the pathogenesis of schizophrenia. In re-cent years, considerable work has been carried out to understand the role and contribution of the immune system in this disease. Objective: To investigate the T cell response to phytohaemagglutinin (PHA) and determine the serum levels of anti-nuclear antibody (ANA), anti-cytoplasmic antibody (ACA), and circulating immune complexes (CIC) in schizophrenic patients. Methods: A total of 30 drug-free schizophrenic patients and 42 healthy controls were enrolled in this study. T cell proliferation in response to PHA was measured using Methyl Thiazol Tetrazolium test. ANA and ACA were measured by indi-rect immunofluorescence. CIC concentration was determined using poly ethylene glycol precipitation assay. Results: Mean PHA response was 1.96 ± 0.83 in patients and 3.72±1.39 in healthy controls (p < 0.001). ANA and CIC concentrations were not signifi-cantly different between two groups. In addition, ACA was detected only in patients. Conclusion: Increased production of ACA together with lower T cell response to mito-gens in our patients provides evidence for the involvement of autoimmune mechanisms in the pathogenesis of schizophrenia. | ||
کلیدواژهها | ||
Schizophrenia؛ T Cell Proliferation؛ ANA؛ ACA؛ CIC | ||
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