Janus kinase-1 and 3 in ankylosing spondylitis

Background/purpose: To investigate the Janus kinase-1 and 3 (JAK-1 and 3) expression in peripheral blood mononuclear cells (PBMCs) in ankylosing spondylitis (AS). Methods: The levels of JAK-1 and JAK-3 mRNA in PBMCs, CD3+ T cells and CD14+ monocytes were measured by RT-PCR in 52 AS patients and 31 h...

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Main Authors: Hsien-Tzung Liao, Tzu-Hao Li, Chun-Hsiung Chen, Hung-An Chen, Wei-Sheng Chen, Chien-Chih Lai, Chung-Tei Chou, Chang-Youh Tsai
Format: Article
Language:English
Published: Elsevier 2019-01-01
Series:Journal of the Formosan Medical Association
Online Access:http://www.sciencedirect.com/science/article/pii/S0929664617305843
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author Hsien-Tzung Liao
Tzu-Hao Li
Chun-Hsiung Chen
Hung-An Chen
Wei-Sheng Chen
Chien-Chih Lai
Chung-Tei Chou
Chang-Youh Tsai
author_facet Hsien-Tzung Liao
Tzu-Hao Li
Chun-Hsiung Chen
Hung-An Chen
Wei-Sheng Chen
Chien-Chih Lai
Chung-Tei Chou
Chang-Youh Tsai
author_sort Hsien-Tzung Liao
collection DOAJ
description Background/purpose: To investigate the Janus kinase-1 and 3 (JAK-1 and 3) expression in peripheral blood mononuclear cells (PBMCs) in ankylosing spondylitis (AS). Methods: The levels of JAK-1 and JAK-3 mRNA in PBMCs, CD3+ T cells and CD14+ monocytes were measured by RT-PCR in 52 AS patients and 31 healthy controls (HCs). The demographic features, BASDAI, BASFI, HLA-B27, ESR, CRP and serum immunoglobulin A (IgA) level were recorded and correlated with the JAK-1 & JAK-3 transcripts in patients and HCs as appropriate. Results: JAK-1 and JAK-3 expression in PB CD3+ T cells plus CD14+ monocytes was significantly higher in AS patients than in HCs (p < 0.05). There is a positive correlation between JAK-1 expression in CD3+ T cells plus CD14+ monocytes and ESR, CRP, IgA, HLA-B27, peripheral arthritis, enthesitis and uveitis (all p < 0.05), respectively. JAK-1 transcript was also increased in CD14+ monocytes from patients and correlated well with ESR and CRP as the disease deteriorated. Conversely, JAK-1 was negatively correlated to chest expansion. Area under the curve of standard receiver operating characteristic suggested that JAK-1 transcript in CD3+ T cells plus CD14+ monocytes is better to predict the higher BASDAI (>4) and BASFI (>4) than ESR or CRP in AS patients. Conclusion: In AS, JAK-1 expression in PB cells rather than ESR or CRP might be regarded as a bio-marker for monitoring disease activity and functional index in AS. These findings have also suggested that JAK-1 and JAK-3 expression may play a role in the inflammatory processes in patients with AS. Keywords: Ankylosing spondylitis, Janus kinase (JAK), Acute-phase reactant
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spelling doaj.art-5ffa246d5023424da93b81b9d9361ca62022-12-22T02:51:17ZengElsevierJournal of the Formosan Medical Association0929-66462019-01-011181134141Janus kinase-1 and 3 in ankylosing spondylitisHsien-Tzung Liao0Tzu-Hao Li1Chun-Hsiung Chen2Hung-An Chen3Wei-Sheng Chen4Chien-Chih Lai5Chung-Tei Chou6Chang-Youh Tsai7Division of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Division of Allergy, Immunology and Rheumatology, Department of Internal Medicine, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan; Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, TaiwanDivision of Allergy, Immunology, and Rheumatology, Department of Medicine, Chiayi Branch, Taichung Veterans General Hospital, TaiwanDivision of Allergy, Immunology, and Rheumatology, Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, TaiwanChi Mei Medical Center, Tainan, TaiwanDivision of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, TaiwanDivision of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, TaiwanDivision of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, TaiwanDivision of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, Taiwan; Corresponding author. Division of Allergy, Immunology and Rheumatology, Department of Medicine, Taipei Veterans General Hospital, 201 Shi-pai Rd Sec 2, Taipei, 112, Taiwan. Fax: + 886 2 2872 1874.Background/purpose: To investigate the Janus kinase-1 and 3 (JAK-1 and 3) expression in peripheral blood mononuclear cells (PBMCs) in ankylosing spondylitis (AS). Methods: The levels of JAK-1 and JAK-3 mRNA in PBMCs, CD3+ T cells and CD14+ monocytes were measured by RT-PCR in 52 AS patients and 31 healthy controls (HCs). The demographic features, BASDAI, BASFI, HLA-B27, ESR, CRP and serum immunoglobulin A (IgA) level were recorded and correlated with the JAK-1 & JAK-3 transcripts in patients and HCs as appropriate. Results: JAK-1 and JAK-3 expression in PB CD3+ T cells plus CD14+ monocytes was significantly higher in AS patients than in HCs (p < 0.05). There is a positive correlation between JAK-1 expression in CD3+ T cells plus CD14+ monocytes and ESR, CRP, IgA, HLA-B27, peripheral arthritis, enthesitis and uveitis (all p < 0.05), respectively. JAK-1 transcript was also increased in CD14+ monocytes from patients and correlated well with ESR and CRP as the disease deteriorated. Conversely, JAK-1 was negatively correlated to chest expansion. Area under the curve of standard receiver operating characteristic suggested that JAK-1 transcript in CD3+ T cells plus CD14+ monocytes is better to predict the higher BASDAI (>4) and BASFI (>4) than ESR or CRP in AS patients. Conclusion: In AS, JAK-1 expression in PB cells rather than ESR or CRP might be regarded as a bio-marker for monitoring disease activity and functional index in AS. These findings have also suggested that JAK-1 and JAK-3 expression may play a role in the inflammatory processes in patients with AS. Keywords: Ankylosing spondylitis, Janus kinase (JAK), Acute-phase reactanthttp://www.sciencedirect.com/science/article/pii/S0929664617305843
spellingShingle Hsien-Tzung Liao
Tzu-Hao Li
Chun-Hsiung Chen
Hung-An Chen
Wei-Sheng Chen
Chien-Chih Lai
Chung-Tei Chou
Chang-Youh Tsai
Janus kinase-1 and 3 in ankylosing spondylitis
Journal of the Formosan Medical Association
title Janus kinase-1 and 3 in ankylosing spondylitis
title_full Janus kinase-1 and 3 in ankylosing spondylitis
title_fullStr Janus kinase-1 and 3 in ankylosing spondylitis
title_full_unstemmed Janus kinase-1 and 3 in ankylosing spondylitis
title_short Janus kinase-1 and 3 in ankylosing spondylitis
title_sort janus kinase 1 and 3 in ankylosing spondylitis
url http://www.sciencedirect.com/science/article/pii/S0929664617305843
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