Abstract
Cardiovascular disease (CVD) is the most common cause of mortality in rheumatoid arthritis (RA), and Inflammation has a decisive role in its pathogenesis. CXCL9 contributes to multi aspects of inflammatory reactions associated with the pathogenesis of CVD. In the current study, we evaluated the association of plasma CXCL9 and CXCR3 gene expression with Cardiovascular risk factors in RA patients for the first time. Thirty newly diagnosed, 30 on-treatment RA patients, and 30 healthy subjects were recruited in this study. The plasma concentration of CXCL9 and CXCR3 gene expression were measured using ELISA and Real-Time PCR, respectively. The CVD risk was evaluated using Framingham Risk Score (FRS) and Systematic Coronary Risk Evaluation (SCORE). The plasma levels of CXCL9 were significantly higher in the newly diagnosed and on-treatment RA patients compared to the control group (P < 0.0001 and P < 0.001, respectively). Also, The CXCR3 gene expression was strongly elevated in newly diagnosed and on-treatment patients (P < 0.001 and P < 0.01, respectively). The CXCL9 and CXCR3 were significantly associated with RA disease activity (P = 0.0005, r = 0.436; P = 0.0002, r = 0.463, respectively). The FRS was remarkably higher in newly diagnosed and on-treatment patients (P = 0.014 and P = 0.035, respectively). The CXCR3 gene expression significantly correlated with age, systolic blood pressure, FRS, and SCORE (P = 0.020, r = 0.298; P = 0.006, r = 0.346; P = 0.006, r = 0.349; P = 0.007, r = 0.341, respectively). The CXCL9 plasma concentration had a significant negative correlation with plasma HDL and LDL levels (P = 0.033, r = -0.275; P = 0.021, r = -0.296, respectively). CXCL9 and CXCR3 correlates with different variables of CVD in RA.
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Data Availability
The data generated and/or analyzed during the current study are available from the corresponding author on reasonable request.
Abbreviations
- RA:
-
Rheumatoid Arthritis
- CVD:
-
Cardiovascular Disease
- SCORE:
-
Systematic Coronary Risk Evaluation
- FRS:
-
Framingham Risk Score
- EULAR:
-
European Alliance of Associations for Rheumatology
- BMI:
-
Body mass index
- CXCL9:
-
Chemokine (C-X-C motif) ligand 9
- iAge:
-
Age-related chronic inflammation
- IFN-γ:
-
Interferon-gamma
- CXCR3:
-
C-X-C Motif Chemokine Receptor 3
- MI:
-
Myocardial infarction
- LVD:
-
Left ventricular dysfunction
- ACR:
-
American college of rheumatology
- DMARD:
-
Disease modified anti-rheumatoid drugs
- BPS:
-
Systolic blood pressure
- BPD:
-
Diastolic blood pressure
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Acknowledgements
We appreciate the support of the deputy of research and technology of the Kermanshah University of Medical Sciences for financial support of this work.
Funding
This work was supported by the Kermanshah University of Medical Sciences grant number (4010153).
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Mahdi Taghadosi: contributed to the concept and idea design, checked the final results, and final approval of the article. Afsaneh Shamsi: acquisition of data, performed research and experiment and wrote the manuscript. Parviz Soufivand and Mehran Pournazari: patient diagnosis and provided clinical data. Zahra Abdan and Nader Salari: summarized and analyzed the data. Seyed Askar Roghani and Fariborz Bahrehmand: performed an experiment. Masood Ghasemzade Soroush and Ali Vafaei: contributed to research and provided clinical data, respectively. All authors reviewed and approved the final manuscript.
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This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of Kermanshah University of Medical Sciences (Approval No: IR.KUMS.MED.REC.1401.017).
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Shamsi, A., Roghani, S.A., Abdan, Z. et al. CXCL9 and its Receptor CXCR3, an Important Link Between Inflammation and Cardiovascular Risks in RA Patients. Inflammation 46, 2374–2385 (2023). https://doi.org/10.1007/s10753-023-01884-5
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DOI: https://doi.org/10.1007/s10753-023-01884-5