Clinical and experimental rheumatology最新文献

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International Congress on Large Vessel Vasculitis and Polymyalgia Rheumatica. 大血管炎和多发性风湿病国际大会。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-30 DOI: 10.55563/clinexprheumatol/ia22os
Christian Dejaco, Christina Duftner
{"title":"International Congress on Large Vessel Vasculitis and Polymyalgia Rheumatica.","authors":"Christian Dejaco, Christina Duftner","doi":"10.55563/clinexprheumatol/ia22os","DOIUrl":"10.55563/clinexprheumatol/ia22os","url":null,"abstract":"","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142557296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Efficacy of N-acetylcysteine for treating dryness symptoms of Sjögren's disease: randomised placebo-controlled double-blind clinical study. N-乙酰半胱氨酸治疗斯约金氏病干燥症状的疗效:随机安慰剂对照双盲临床研究。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-27 DOI: 10.55563/clinexprheumatol/dmd5dv
Juliana D'Agostino Gennari, Giordano B H Deveza, Carolina T Ribeiro, Antonio C Seguro, Nádia E Aikawa, Maria Heloisa M Shimizu, Elaine Pires Leon, Lissiane K N Guedes, Léonard V K Kupa, Clovis A A Silva, Eloisa Bonfa, Sandra Gofinet Pasoto
{"title":"Efficacy of N-acetylcysteine for treating dryness symptoms of Sjögren's disease: randomised placebo-controlled double-blind clinical study.","authors":"Juliana D'Agostino Gennari, Giordano B H Deveza, Carolina T Ribeiro, Antonio C Seguro, Nádia E Aikawa, Maria Heloisa M Shimizu, Elaine Pires Leon, Lissiane K N Guedes, Léonard V K Kupa, Clovis A A Silva, Eloisa Bonfa, Sandra Gofinet Pasoto","doi":"10.55563/clinexprheumatol/dmd5dv","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/dmd5dv","url":null,"abstract":"<p><strong>Objectives: </strong>N-acetylcysteine (NAC) is used in Sjögren's disease (SjD) based on limited evidence. The aim of this study was to assess the efficacy of NAC for relieving dryness symptoms in SjD.</p><p><strong>Methods: </strong>In this placebo-controlled double-blind trial, 60 adult SjD females (with low disease activity) were randomised to receive NAC (1,200 mg/day orally) or placebo. At baseline (D0), 30 days (D30) and 90 days (D90), all participants underwent the following evaluations: EULAR Sjögren's Syndrome Patient Reported Index (ESSPRI), Ocular Surface Disease Index (OSDI), Xerostomia Inventory (XI), Leicester Cough Questionnaire (LCQ), unstimulated/stimulated salivary flow, Schirmer's test, and plasma levels of thiobarbituric acid reactive substances (TBARS), glutathione and NAC.</p><p><strong>Results: </strong>At inclusion, both groups were balanced for age, ethnicity, disease duration, ESSPRI, OSDI, XI, Schirmer's test, salivary flow, ESSDAI and topical/systemic treatments (p>0.05). No significant differences were observed between NAC and placebo groups on D30 and D90 regarding ESSPRI, XI, OSDI, LCQ, Schirmer's test, stimulated salivary flow, ESSDAI and topical/systemic treatments (p>0.05). Unstimulated salivary flow was significantly higher in the placebo group on D90 (p=0.018). NAC blood concentrations were significantly higher in the NAC group on D30 (p=0.018) and D90 (p<0.001), however, no differences were found in TBARS and glutathione. Further analysis showed decrease≥1 in ESSPRI in the NAC compared with placebo group on D30 (p=0.045), a result not found on D90 (p=0.696).</p><p><strong>Conclusions: </strong>NAC is recommended as a rescue therapy for SjD. However, our well-designed study provides novel evidence demonstrating its inefficacy for improving dryness symptoms or reducing oxidative stress.</p><p><strong>Clinicaltrials: </strong>gov-NCT04793646.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel ultrasound-based score for assessing carotid artery activity in Takayasu's arteritis. 评估高安氏动脉炎患者颈动脉活动度的新型超声评分法。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-27 DOI: 10.55563/clinexprheumatol/purgx3
Lingying Ma, Ying Sun, Yun Liu, Huijing Huang, Rongyi Chen, Chaolun Li, Hong Han, Lindi Jiang
{"title":"A novel ultrasound-based score for assessing carotid artery activity in Takayasu's arteritis.","authors":"Lingying Ma, Ying Sun, Yun Liu, Huijing Huang, Rongyi Chen, Chaolun Li, Hong Han, Lindi Jiang","doi":"10.55563/clinexprheumatol/purgx3","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/purgx3","url":null,"abstract":"<p><strong>Objectives: </strong>The role of ultrasonography for evaluating vessel wall inflammation in Takayasu's arteritis (TAK) is well-recognised; however, an effective approach for the quantitative assessment of disease activity remains lacking. This study aimed to develop a novel ultrasound-based score for determining TAK activity.</p><p><strong>Methods: </strong>TAK patients with carotid artery involvement were prospectively followed-up for 6 months. Our proposed ultrasonographic activity score (ULTRAS, range between 0-12) consisted of wall thickness (TS, range between 0-8) and semi-quantitative echogenicity scores (ES, range between 0-4). The diagnostic performance of ULTRAS for disease activity was evaluated in terms of area under the receiver operating characteristic curve (AUC). Internal validation was subsequently performed.</p><p><strong>Results: </strong>The patients were divided into training and validation groups (n=136 and 30. respectively). In the training group, 83 (61.0%) had active disease. At an optimal cut-off of 7, ULTRAS showed good diagnostic accuracy for active TAK (AUC, 0.88; 95% CI, 82-94). Improved diagnostic performance was achieved when combined with ESR (AUC, 0.91; 95% CI, 86-96) or CRP (AUC, 0.90; 95%CI, 86-95). In the verification group, the AUCs were 0.88, 0.95, and 0.92 for ULTRAS, ESR plus ULTRAS, and CRP plus ULTRAS, respectively. At post-treatment follow-up, the TS, ES, and ULTRAS paralleled the patients' disease remission and symptom recovery. At 3-month follow-up, an improvement in wall thickness of ≥0.3 mm correlated with symptom recovery in 50% of the patients.</p><p><strong>Conclusions: </strong>Our proposed ultrasound-based score carries the potential in the detection of active disease among TAK patients.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364631","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical utility of salivary and lacrimal gland ultrasonography in primary Sjögren's syndrome. 原发性 Sjögren's 综合症患者唾液腺和泪腺超声波检查的临床实用性。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-26 DOI: 10.55563/clinexprheumatol/4rs4rs
Se Hee Kim, Hong Ki Min
{"title":"Clinical utility of salivary and lacrimal gland ultrasonography in primary Sjögren's syndrome.","authors":"Se Hee Kim, Hong Ki Min","doi":"10.55563/clinexprheumatol/4rs4rs","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/4rs4rs","url":null,"abstract":"<p><p>This review discusses the clinical utility of salivary gland ultrasonography (SGUS) and lacrimal gland ultrasonography (LGUS) in primary Sjögren's syndrome (SjS). Several studies have shown that SGUS findings improve the diagnostic performance of the recent SjS classification criteria. Lacrimal gland ultrasonography findings can also aid in the diagnosis of SjS. However, SGUS and LGUS findings correlated with salivary or lacrimal gland function and minor salivary gland biopsy findings. A better treatment response to rituximab and salivary stimulants was observed in SjS patients with lower SGUS scores. In addition, the clinical implications of Doppler ultrasonography and ultrasound elastography of the salivary and lacrimal glands were investigated in patients with SjS.This review highlights the advantages of SGUS and LGUS in the diagnosis and prediction of salivary and lacrimal gland functions and treatment response in patients with SjS. Additionally, modalities other than B-mode ultrasonography, such as Doppler ultrasonography and ultrasound elastography, have been actively studied to demonstrate the clinical utility of SjS. Ultrasonography has great advantages such as immediate performance and interpretation, no harmful complications, and no discomfort to patients. Therefore, SGUS and LGUS are potentially useful diagnostic and predictive tools for SjS.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Longitudinal assessment of disease activity and muscle strength in juvenile dermatomyositis: a multicentre registry study. 纵向评估幼年皮肌炎的疾病活动和肌肉力量:一项多中心登记研究。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-24 DOI: 10.55563/clinexprheumatol/yrb7m2
Darcisio Hortelan Antonio, Beatriz O L Carneiro, Taciana A P Fernandes, Adriana M Elias, Ana Julia Pantoja de Moraes, Ana Paula Vecchi, Andre Cavalcanti, Carlos N Rabelo, Cristina M Magalhaes, Flavio R Sztajnbok, Luciana M Carvalho, Luciana Paim Marques, Maria Teresa Terreri, Melissa M Fraga, Sheila K F de Oliveira, Silvana B Sacchetti, Simone Appenzeller, Teresa Robazzi, Virginia P L Ferriani, Claudio A Len, Clovis A A Silva, Claudia Saad-Magalhaes
{"title":"Longitudinal assessment of disease activity and muscle strength in juvenile dermatomyositis: a multicentre registry study.","authors":"Darcisio Hortelan Antonio, Beatriz O L Carneiro, Taciana A P Fernandes, Adriana M Elias, Ana Julia Pantoja de Moraes, Ana Paula Vecchi, Andre Cavalcanti, Carlos N Rabelo, Cristina M Magalhaes, Flavio R Sztajnbok, Luciana M Carvalho, Luciana Paim Marques, Maria Teresa Terreri, Melissa M Fraga, Sheila K F de Oliveira, Silvana B Sacchetti, Simone Appenzeller, Teresa Robazzi, Virginia P L Ferriani, Claudio A Len, Clovis A A Silva, Claudia Saad-Magalhaes","doi":"10.55563/clinexprheumatol/yrb7m2","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/yrb7m2","url":null,"abstract":"<p><strong>Objectives: </strong>To define disease activity measures, muscle strength and functional assessments in new-onset juvenile dermatomyositis (JDM) patients, at disease onset and follow up.</p><p><strong>Methods: </strong>A registry was set up in 18 hospitals, enrolling patients over 3-years (2015-2018). Clinical assessments were performed at baseline, and at 6, 12, 18 and 24 months after diagnosis. Disease Activity Score (DAS20), skin and musculoskeletal DAS sub-scales; Manual Muscle Test (MMT8); Childhood Myositis Assessment Scale (CMAS); Childhood Health Assessment Questionnaire disability index (CHAQ_DI 0-3) and 10 cm Visual Analog Scale (VAS) for overall wellbeing scores were compared by Poisson Model and Wald post-test for repeated measures.</p><p><strong>Results: </strong>Ninety-six cases, being 61 (64%) females, median age 10 years had JDM diagnosis and 12 (13%) onset calcinosis. Mean ±SD scores at diagnosis and 6 months intervals for DAS20 (0-20) were 7.8±5, 6.3 ±4.8, 5±4, 4.9 ±5 and 0.5 ±2.3; with significant difference from baseline (p<0.01). Skin DAS subscales were 2.8±3.3, 1.8±2.9, 1,1±2.2, 0.6±1.8, 0.4±1.5. MMT (0-80) 62.6±20.4, 70.2±13.5, 73.3±11, 75.7±7.9 and 74.8±7.8, with significant difference from baseline up to 6 months (p=0.016); CMAS (0-53) 29.5±11.4, 33.1±8.3, 34.2±5.8, 34±6 and 33.3±5.4. CHAQ-DI (0-3) 1±0.9, 0.6±0.7, 0.8±0.8, 1±0.8 and 1±0.3; parents VAS 4.1±2.5, 2±2.1; 1.3±2.8, 4.1±3.1, 1.7±2.2. There was no significant difference for CMAS, CHAQ-DI and parents VAS from baseline up to 24-month assessment.</p><p><strong>Conclusions: </strong>DAS20 scores improved gradually during follow up, MMT8 improved significantly during the first 6 months and CMAS, CHAQ-DI and parents VAS scores had no significant improvement with persistent functional impairment over 2-years.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364611","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Triple-combination therapy did not improve prognosis in anti-MDA5 positive dermatomyositis: a multicentre longitudinal cohort study. 三联疗法并不能改善抗MDA5阳性皮肌炎患者的预后:一项多中心纵向队列研究。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-24 DOI: 10.55563/clinexprheumatol/jmpuxa
Hanxiao You, Chengyin Lv, Lingxiao Xu, Lei Wang, Ting Liu, Fenghong Yuan, Wei Yan, Hua Wei, Jiajia Wang, Deqian Meng, Wenfeng Tan
{"title":"Triple-combination therapy did not improve prognosis in anti-MDA5 positive dermatomyositis: a multicentre longitudinal cohort study.","authors":"Hanxiao You, Chengyin Lv, Lingxiao Xu, Lei Wang, Ting Liu, Fenghong Yuan, Wei Yan, Hua Wei, Jiajia Wang, Deqian Meng, Wenfeng Tan","doi":"10.55563/clinexprheumatol/jmpuxa","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/jmpuxa","url":null,"abstract":"<p><strong>Objectives: </strong>Anti-melanoma differentiation-associated gene 5-positive dermatomyositis (MDA5+ DM) is frequently linked with interstitial lung disease (ILD), especially the rapidly progressive ILD (RP-ILD). We conduct this research to evaluate the efficacy and safety of triple-combination (triple-combo) therapy consisting of high-dose corticosteroids, tacrolimus and intravenous cyclophosphamide in treating MDA5+ DM patients with ILD.</p><p><strong>Methods: </strong>A multicentre longitudinal cohort study involving 115 MDA5+ DM patients from the Nanjing Medical University Myositis Associated ILD (NMMI) cohort was conducted between January 2019 and November 2022. Patients were categorised into triple-combo and non-triple therapy groups, and their outcomes were assessed.</p><p><strong>Results: </strong>Contrary to expectations, triple-combo therapy did not improve the prognosis for MDA5+ DM patients but was linked to increased mortality rates, especially among those at high risk for RP-ILD.</p><p><strong>Conclusions: </strong>Our study suggests that triple-combo therapy might not be effective in improving prognosis in MDA5+ DM patients. Further research is needed to establish safer and more effective treatment modalities for this patient population.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sarcoidosis and COVID-19: a research letter unveiling our insights. 肉样瘤病与 COVID-19:一封揭示我们见解的研究信。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-17 DOI: 10.55563/clinexprheumatol/965ncg
Hubert A Krzepkowski, Adam J Białas, Wojciech J Piotrowski
{"title":"Sarcoidosis and COVID-19: a research letter unveiling our insights.","authors":"Hubert A Krzepkowski, Adam J Białas, Wojciech J Piotrowski","doi":"10.55563/clinexprheumatol/965ncg","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/965ncg","url":null,"abstract":"","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364614","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of the nocebo effect after switching from etanercept or adalimumab originator to a biosimilar: a retrospective study of patients with inflammatory rheumatism. 从依那西普或阿达木单抗原研药转为生物类似药后的恐慌效应评估:一项针对炎症性风湿病患者的回顾性研究。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-17 DOI: 10.55563/clinexprheumatol/6cxcaq
Ouriel Hagege, Pauline Brevet, Baptiste Gerard, Elise Duhamel, Sorina-Dana Mihailescu, Didier Alcaix, Anne-Joëlle Weber, Christian Marcelli, Julien Grosjean, Rémi Varin, Thierry Lequerré, Olivier Vittecoq
{"title":"Evaluation of the nocebo effect after switching from etanercept or adalimumab originator to a biosimilar: a retrospective study of patients with inflammatory rheumatism.","authors":"Ouriel Hagege, Pauline Brevet, Baptiste Gerard, Elise Duhamel, Sorina-Dana Mihailescu, Didier Alcaix, Anne-Joëlle Weber, Christian Marcelli, Julien Grosjean, Rémi Varin, Thierry Lequerré, Olivier Vittecoq","doi":"10.55563/clinexprheumatol/6cxcaq","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/6cxcaq","url":null,"abstract":"<p><strong>Objectives: </strong>Despite significant savings with biosimilars, their negative perception can lead to the occurrence of a nocebo effect (NE), therefore we aimed to quantify the NE in inflammatory rheumatism after switching from adalimumab or etanercept originators to biosimilars.</p><p><strong>Methods: </strong>This retrospective study was conducted in 4 hospitals in Normandy, France between January 2018 and July 2022. The study included patients with rheumatoid arthritis or spondyloarthritis in remission under adalimumab or etanercept originators before switching to biosimilars. The occurrence of a NE was considered in patients who did not maintain biosimilars at 12 months and who presented a subjective adverse event (AE). A comparative analysis of the quantitative data collected before and after switching was performed. The AE that led to biosimilar discontinuation was identified. Additional analyses were performed to identify potential risk factors for the occurrence of a NE.</p><p><strong>Results: </strong>Among 183 patients included,13.1% presented a NE. Objective AEs were observed, including rheumatism reactivation (15.3%), intolerance (8.2%), infection (1.6%) and allergic reactions (0.5%). Morning stiffness duration was significantly different before and after the switch in the spondyloarthritis group (p=0.01). No risk factors were associated with the occurrence of a NE within the limits of the studied parameters.</p><p><strong>Conclusions: </strong>The occurrence of a NE after switching to a biosimilar remains acceptable. It appears less frequent when the switch is supervised by the practitioner rather than being systematic (up to 33% in some countries). A shared medical decision seems to be essential in a subset of patients, which remains to be defined.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364610","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Th1/Th2 associated transcription factors and cytokines in pregnancies with systemic lupus erythematosus. 系统性红斑狼疮孕妇体内与 Th1/Th2 相关的转录因子和细胞因子。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-17 DOI: 10.55563/clinexprheumatol/rmp2pl
Shumin Zhang, Xiao Han, Wenping Liu, Gaohui Yin, Yanan Jiang, Jibo Wang
{"title":"Th1/Th2 associated transcription factors and cytokines in pregnancies with systemic lupus erythematosus.","authors":"Shumin Zhang, Xiao Han, Wenping Liu, Gaohui Yin, Yanan Jiang, Jibo Wang","doi":"10.55563/clinexprheumatol/rmp2pl","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/rmp2pl","url":null,"abstract":"<p><strong>Objectives: </strong>Th1/Th2 shift occurs during pregnancy. Systemic lupus erythematosus (SLE) flares may induce the dysregulation of Th1 and Th2 cells. We aimed to investigate the dynamic changes of Th1/Th2 associated transcription factors and cytokines in patients with SLE during pregnancy.</p><p><strong>Methods: </strong>Twenty-five pregnant patients with SLE and twenty-two healthy age-matched women served as controls from September 2021 to March 2022 were enrolled in the study. Real-time quantitative reverse transcription polymerase chain reaction analysis of peripheral blood mononuclear cells were performed to measure the expression of Th1 specific transcription factors T-bet, cytokine IFN-γ, and Th2 specific transcription factors GATA3, cytokine IL-4. The main statistical analysis methods were t test, Mann-Whitney U-test, Pearson correlation and Spearman rank correlation analysis.</p><p><strong>Results: </strong>The mRNA level of IFN-γ and the relative expression of T-bet/GATA3 and IFN-γ/IL-4 in SLE patients were significantly higher than those in healthy individuals, whereas the GATA3 expression is lower in pregnant patients with SLE (p<0.001, p<0.05, p<0.05 and p<0.01 during the whole pregnancy, respectively; p<0.05, p<0.01, p<0.05 and p<0.05 specifically for the 3rd trimester, respectively). There were significant correlations between T-bet and IFN-γ (r=0.492, p<0.05), and between T-bet/GATA3 and IFN-γ/IL-4 (r=0.482, p<0.05).</p><p><strong>Conclusions: </strong>Our work indicates that in SLE patients Th1/Th2 shift is blocked with up-regulation of Th1 cell function and insufficient Th2 polarisation during pregnancy, which may be involved in adverse pregnancy outcomes.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142364634","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
CD44 is associated with muscle inflammation in polymyositis and skin damage in idiopathic inflammatory myopathy. CD44 与多发性肌炎的肌肉炎症和特发性炎症性肌病的皮肤损伤有关。
IF 3.4 4区 医学
Clinical and experimental rheumatology Pub Date : 2024-09-13 DOI: 10.55563/clinexprheumatol/hlk85n
Yueyuan Zhou, Yangfan Zhao, Geng Yin, Limei Kang, Xiaoyan Zhu, Qibing Xie
{"title":"CD44 is associated with muscle inflammation in polymyositis and skin damage in idiopathic inflammatory myopathy.","authors":"Yueyuan Zhou, Yangfan Zhao, Geng Yin, Limei Kang, Xiaoyan Zhu, Qibing Xie","doi":"10.55563/clinexprheumatol/hlk85n","DOIUrl":"https://doi.org/10.55563/clinexprheumatol/hlk85n","url":null,"abstract":"<p><strong>Objectives: </strong>Idiopathic inflammatory myopathy (IIM) is a group of systemic autoimmune diseases characterised by muscle involvement. This study aims to reveal the characteristics of IIM subtypes and explore the molecular mechanisms underlying IIM.</p><p><strong>Methods: </strong>The STRING database was utilised to construct a protein-protein interaction network of differentially expressed genes obtained from the GSE128470, GSE3112, and GSE39454 datasets. The immune cell infiltration level was assessed by CIBERSORT in polymyositis (PM). Experimental autoimmune myositis (EAM) model mice were constructed for experimental verification. Serum levels of soluble CD44 (sCD44) were measured using enzyme-linked immunosorbent assay.</p><p><strong>Results: </strong>The upregulated hub gene CD44 was highly expressed in inflammatory cells infiltrating the skeletal muscle of patients with PM and in EAM mice. CD44 was correlated with both M1 macrophages (r=0.57, p<0.0001) and M2 macrophages (r=0.57, p<0.0001) in PM. Additionally, CD44+F4/80+ macrophages in skeletal muscle were increased (p<0.0001) and CD44 showed a stronger association with markers of M1 macrophage in EAM mice. Moreover, serum sCD44 levels were elevated in patients with IIM (p=0.0024), PM (p=0.0332) and dermatomyositis (p=0.0001) notably in the anti-melanoma differentiation-associated gene 5 antibody positive subtype (p=0.0007). sCD44 levels also positively correlated with visual analogue score (r=0.4424, p=0.0013), myositis intention to treat activity index (r=0.3938, p=0.0047), skin damage score (r=0.3796, p=0.0101) and skin activity score (r=0.4625, p=0.0014) in patients with IIM.</p><p><strong>Conclusions: </strong>This study suggests that macrophages expressing CD44 may be involved in the pathogenesis of PM, and sCD44 could serve as a potential marker for skin damage and activity in IIM.</p>","PeriodicalId":10274,"journal":{"name":"Clinical and experimental rheumatology","volume":" ","pages":""},"PeriodicalIF":3.4,"publicationDate":"2024-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281249","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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