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Courel-Ibáñez J, Vetrovsky T, Růžičková N, Marañón C, Durkalec-Michalski K, Tomcik M, Filková M. Integrative non-pharmacological care for individuals at risk of rheumatoid arthritis. Rheumatol Int 2024; 44:413-423. [PMID: 38180500 DOI: 10.1007/s00296-023-05507-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/20/2023] [Accepted: 11/08/2023] [Indexed: 01/06/2024]
Abstract
There is increasing knowledge in the recognition of individuals at risk for progression to rheumatoid arthritis (RA) before the clinical manifestation of the disease. This prodromal phase preceding the manifestation of RA may represent a "window of opportunity" for preventive interventions that may transform the clinical approach to this disease. However, limited evidence exists in support of effective interventions to delay the onset or even halt the manifestation of RA. Given the multifactorial nature of RA development and disease progression, the latest guidelines for established RA stress the use of integrative interventions and multidisciplinary care strategies, combining pharmacologic treatment with non-pharmacological approaches. Accordingly, individuals at risk of RA could be offered an integrative, multifactorial intervention approach. Current data point toward pharmacological intervention reverting the subclinical inflammation and delay in the disease onset. In addition, targeting life style modifiable factors (smoking cessation, dental health, physical activity, and diet) may presumably improve RA prognosis in individuals at risk, mainly by changes in epigenetics, autoantibodies, cytokines profiles, and microbiome. Nonetheless, the benefits of multidisciplinary interventions to halt the manifestation of RA in at-risk individuals remain unknown. As there is a growing knowledge of possible pharmacological intervention in the preclinical phase, this narrative review aims to provide a comprehensive overview of non-pharmacological treatments in individuals at risk of RA. Considering the mechanisms preceding the clinical manifestation of RA we explored all aspects that would be worth modifying and that would represent an integrative non-pharmacological care for individuals at risk of RA.
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Affiliation(s)
- Javier Courel-Ibáñez
- Department of Physical Education and Sport, University of Granada, C/Camino de Alfacar, 21, 18071, Granada, Spain.
| | - Tomas Vetrovsky
- Faculty of Physical Education and Sport, Charles University, Prague, Czech Republic
| | - Nora Růžičková
- Department of Rheumatology, 1st Faculty of Medicine, Institute of Rheumatology, Charles University, Prague, Czech Republic
| | - Concepción Marañón
- Pfizer-University of Granada-Junta de Andalucía Centre for Genomics and Oncological Research (GENYO), Granada, Spain
| | - Krzysztof Durkalec-Michalski
- Faculty of Physical Education and Sport, Charles University, Prague, Czech Republic
- Department of Sports Dietetics, Poznan University of Physical Education, Poznan, Poland
| | - Michal Tomcik
- Department of Rheumatology, 1st Faculty of Medicine, Institute of Rheumatology, Charles University, Prague, Czech Republic
| | - Mária Filková
- Department of Rheumatology, 1st Faculty of Medicine, Institute of Rheumatology, Charles University, Prague, Czech Republic
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Chrastina M, Dráfi F, Pružinská K, Poništ S, Kamga KS, Khademnematolahi S, Bilka F, Novák P, Pašková Ľ, Bauerová K. Crocus sativus L. Extract (Saffron) Effectively Reduces Arthritic and Inflammatory Parameters in Monotherapy and in Combination with Methotrexate in Adjuvant Arthritis. Nutrients 2023; 15:4108. [PMID: 37836391 PMCID: PMC10574733 DOI: 10.3390/nu15194108] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2023] [Revised: 09/18/2023] [Accepted: 09/20/2023] [Indexed: 10/15/2023] Open
Abstract
Rheumatoid arthritis (RA), an autoimmune disease, is characterized by inflammation that affects not only the liver but also other organs and the musculoskeletal system. The standard therapy for RA is methotrexate (MTX), which has safety limitations. The extract from Crocus sativus L. (saffron-SF) is also known for its anti-inflammatory effects. Therefore, we decided to investigate the potential benefit of SF in monotherapy via two doses (SF1-25 mg/kg of b.w.; SF2-50 mg/kg of b.w.) and in combination with MTX (0.3 mg/kg of b.w., twice a week) using adjuvant arthritis in rats. To evaluate these therapeutic settings, we used biometric, immunological, and biochemical parameters, as well as the relative gene expression of the mRNA in the liver. Our results showed a statistically significant increase in the experimental animals' body weight and the arthritic score (AS) on day 14 for monotherapy with SF1 and SF2. The change of hind paw volume (CHPV) was significant only for SF2 monotherapy on the 14th day of the experiment. A combination of SF1 and SF2 with MTX significantly modulated all the biometric parameters during the experimental period. Additionally, AS and CHPV improved considerably compared to MTX monotherapy on day 21. Furthermore, all monotherapies and combination therapies were significant for the biochemical parameter γ-glutamyl transferase (GGT) in the joint. GGT activity in the spleen was less pronounced; only MTX in combination with SF1 significantly modified this parameter. The higher dose of SF monotherapy (SF2) was similarly significant with respect to immunological parameters, such as plasmatic IL-17A, IL-1β, and MMP-9 on day 21. The combination of both doses of SF with MTX significantly improved these immunological parameters, except for C-reactive protein (CRP), which was influenced only by the higher dose of SF2 in combination with MTX in plasma at the end of the experiment. A different effect was found for the relative expression of CD36 mRNA, where only SF1 significantly decreased gene expression in the liver. However, the relative gene mRNA expression of IL-1β in the liver was significantly reduced by the SF monotherapies and the combination of both SF doses with MTX. Our findings showed SF's partial antiarthritic and anti-inflammatory potential in monotherapy, but the effect was stronger in combination with MTX.
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Affiliation(s)
- Martin Chrastina
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
- Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava, Malá Hora 10701/4A, 036 01 Martin, Slovakia
| | - František Dráfi
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
| | - Katarína Pružinská
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
- Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava, Malá Hora 10701/4A, 036 01 Martin, Slovakia
| | - Silvester Poništ
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
| | - Kevine Silihe Kamga
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
- Faculty of Science, University of Yaoundé 1, Yaoundé P.O. Box 812, Cameroon
- Faculty of Medicine and Biomedical Sciences, University of Yaoundé 1, Yaoundé P.O. Box 1364, Cameroon
| | - Sasan Khademnematolahi
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
- Faculty of Natural Sciences, Comenius University in Bratislava, Ilkovičova 6, 842 15 Bratislava, Slovakia
| | - František Bilka
- Faculty of Pharmacy, Comenius University in Bratislava, Odbojárov 10, 832 32 Bratislava, Slovakia; (F.B.); (P.N.); (Ľ.P.)
| | - Peter Novák
- Faculty of Pharmacy, Comenius University in Bratislava, Odbojárov 10, 832 32 Bratislava, Slovakia; (F.B.); (P.N.); (Ľ.P.)
| | - Ľudmila Pašková
- Faculty of Pharmacy, Comenius University in Bratislava, Odbojárov 10, 832 32 Bratislava, Slovakia; (F.B.); (P.N.); (Ľ.P.)
| | - Katarína Bauerová
- Institute of Experimental Pharmacology and Toxicology, Centre of Experimental Medicine SAS, 841 04 Bratislava, Slovakia; (M.C.); (K.P.); (S.P.); (K.S.K.); (S.K.)
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Jeon T, Luther DC, Goswami R, Bell C, Nagaraj H, Anil Cicek Y, Huang R, Mas-Rosario JA, Elia JL, Im J, Lee YW, Liu Y, Scaletti F, Farkas ME, Mager J, Rotello VM. Engineered Polymer-siRNA Polyplexes Provide Effective Treatment of Lung Inflammation. ACS NANO 2023; 17:4315-4326. [PMID: 36802503 PMCID: PMC10627429 DOI: 10.1021/acsnano.2c08690] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
Uncontrolled inflammation is responsible for acute and chronic diseases in the lung. Regulating expression of pro-inflammatory genes in pulmonary tissue using small interfering RNA (siRNA) is a promising approach to combatting respiratory diseases. However, siRNA therapeutics are generally hindered at the cellular level by endosomal entrapment of delivered cargo and at the organismal level by inefficient localization in pulmonary tissue. Here we report efficient anti-inflammatory activity in vitro and in vivo using polyplexes of siRNA and an engineered cationic polymer (PONI-Guan). PONI-Guan/siRNA polyplexes efficiently deliver siRNA cargo to the cytosol for highly efficient gene knockdown. Significantly, these polyplexes exhibit inherent targeting to inflamed lung tissue following intravenous administration in vivo. This strategy achieved effective (>70%) knockdown of gene expression in vitro and efficient (>80%) silencing of TNF-α expression in lipopolysaccharide (LPS)-challenged mice using a low (0.28 mg/kg) siRNA dosage.
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Affiliation(s)
- Taewon Jeon
- Molecular and Cellular Biology Graduate Program, University of Massachusetts Amherst, 230 Stockbridge Road, Amherst, Massachusetts, 01003, USA
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - David C. Luther
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Ritabrita Goswami
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Charlotte Bell
- Department of Veterinary and Animal Sciences, University of Massachusetts Amherst, 661 N Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Harini Nagaraj
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Yagiz Anil Cicek
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Rui Huang
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Javier A. Mas-Rosario
- Molecular and Cellular Biology Graduate Program, University of Massachusetts Amherst, 230 Stockbridge Road, Amherst, Massachusetts, 01003, USA
| | - James L. Elia
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Jungkyun Im
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
- Department of Chemical Engineering, and Department of Electronic Materials, Devices, and Equipment Engineering, Soonchunhyang University, 22 Soonchunhyangro, Asan, 31538, Republic of Korea
| | - Yi-Wei Lee
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Yuanchang Liu
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Federica Scaletti
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Michelle E. Farkas
- Molecular and Cellular Biology Graduate Program, University of Massachusetts Amherst, 230 Stockbridge Road, Amherst, Massachusetts, 01003, USA
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Jesse Mager
- Department of Veterinary and Animal Sciences, University of Massachusetts Amherst, 661 N Pleasant Street, Amherst, Massachusetts, 01003, USA
| | - Vincent M. Rotello
- Molecular and Cellular Biology Graduate Program, University of Massachusetts Amherst, 230 Stockbridge Road, Amherst, Massachusetts, 01003, USA
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, Massachusetts, 01003, USA
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4
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Ren J, Ding Y, Zhao J, Sun Y. Impact of cigarette smoking on rheumatoid arthritis-associated lung diseases: a retrospective case control study on clinical and radiological features and prognosis. Rheumatol Int 2023; 43:293-301. [PMID: 36166058 PMCID: PMC9514175 DOI: 10.1007/s00296-022-05219-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2022] [Accepted: 09/19/2022] [Indexed: 02/07/2023]
Abstract
Our study aimed to investigate the clinical and radiological features and prognosis of male smoker patients with rheumatoid arthritis (RA). We consecutively enrolled male inpatients with RA who received chest HRCT during hospitalization in Peking University Third Hospital from Jan 1st, 2012 to August 1st, 2021. 154 male patients with RA were eligible for analysis, of whom 76.6% (n = 118) were current smokers or had a history of cigarette smoking. Compared to never-smokers, smoker patients had more respiratory symptoms, including cough (31.4% vs 5.6%, p = 0.002) and sputum production (26.3% vs 2.8%, p = 0.002), and a higher positive rate of rheumatoid factor (RF) (77.6% vs 58.8%, p = 0.030). A higher percentage of smoker patients showed emphysema (45.8% vs 16.7%, p = 0.002) and signs of lung fibrosis (51/54, 94.4% vs 7/13, 53.8%, p < 0.001) in those with interstitial lung disease (ILD, n = 67) on chest HRCT. The overall survival rate was different between smoker and never-smoker patients (p = 0.031), but instead of cigarette smoking, lung fibrosis on HRCT was the risk factor for survival of our patients. In conclusion, male patients with RA who were current smokers or had a history of cigarette smoking presented more respiratory symptoms and a higher positive rate of RF. They also showed more emphysema and signs of lung fibrosis on chest HRCT. Cigarette smoking impacted on the overall survival as a confounding factor in this cohort of male patients with RA.
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Affiliation(s)
- Jiaqi Ren
- Department of Respiratory and Critical Care Medicine, Peking University Third Hospital, No. 49, North Garden Road, Beijing, 100191 China
| | - Yanling Ding
- Department of Respiratory and Critical Care Medicine, Peking University Third Hospital, No. 49, North Garden Road, Beijing, 100191 China
| | - Jinxia Zhao
- Department of Rheumatology and Immunology, Peking University Third Hospital, Beijing, China
| | - Yongchang Sun
- Department of Respiratory and Critical Care Medicine, Peking University Third Hospital, No. 49, North Garden Road, Beijing, 100191 China
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Nasonov EL, Ananyeva LP, Avdeev SN. Interstitial lung disease in rheumatoid arthritis: A multidisciplinary problem in rheumatology and pulmonology. RHEUMATOLOGY SCIENCE AND PRACTICE 2022. [DOI: 10.47360/1995-4484-2022-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
Rheumatoid arthritis (RA) is an immune-mediated rheumatic disease (IMRDs) characterized by chronic erosive arthritis and systemic damage to internal organs, leading to early disability and reduced life expectancy in patients. A particularly important place among the systemic manifestations of RA is occupied by interstitial lung diseases (ILD) – the most severe form of pulmonary pathology in RA, defined as RA-ILD, which is pathogenetically associated with risk factors (smoking, etc.) and autoimmune mechanisms underlying RA. RA-ILD is a subtype of RA characterized by a severe course and a poor prognosis и неблагоприятным прогнозом. The review presents new data regarding risk factors and biomarkers for RA-ILD; modern diagnostic capabilities based on the use of functional lung tests, high-resolution computed tomography, ultrasound examination of the lungs. Particular attention is paid to the efficacy and safety of pharmacotherapy, including methotrexate, biologics, JAK inhibitors, and antifibrotic therapy. An algorithm for the pharmacotherapy of RA-ILD has been proposed.
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Affiliation(s)
- E. L. Nasonov
- V.A. Nasonova Research Institute of Rheumatology; I.M. Sechenov First Moscow State Medical University of the Ministry of Health Care of Russian Federation (Sechenov University)
| | | | - S. N. Avdeev
- I.M. Sechenov First Moscow State Medical University of the Ministry of Health Care of Russian Federation (Sechenov University)
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Zhou J, Dai Y, Lin Y, Chen K. Association between serum amyloid A and rheumatoid arthritis: A systematic review and meta-analysis. Semin Arthritis Rheum 2021; 52:151943. [PMID: 35027248 DOI: 10.1016/j.semarthrit.2021.12.011] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/10/2021] [Revised: 12/12/2021] [Accepted: 12/20/2021] [Indexed: 12/29/2022]
Abstract
BACKGROUNDS Consistent correlation of serum amyloid A (SAA) to rheumatoid arthritis (RA) is not completely established. The present study is to systematically summarize their relationship. METHODS Publications up to may 2021 were examined using key terms in the PubMed, Cochrane Library, Embase and China national knowledge infrastructure (CNKI) databases. RESULTS The total 33 studies, involving in 3524 RA cases and 3537 normal participants, were included. The pooled result indicated that the SAA level in the RA group was markedly higher than that in the control group [standardized mean difference (SMD) = 0.80, 95% CI (0.51, 1.08)]. By stratified analyses, the concentration of SAA was found to be gradually increased with the aggravation of RA. Additionally, the meta-analysis of correlation demonstrated that SAA levels were positively associated with the levels of disease activity score 28 (DAS28) [r = 0.55, 95% CI (0.15, 0.94)], erythrocyte sedimentation rate (ESR) [r = 0.65, 95% CI (0.53, 0.76)], C-reactive protein (CRP) [r = 0.92, 95% CI (0.57, 1.57)], rheumatoid factor (RF) [r = 0.24, 95% CI (0.09, 0.39)], interleukin 4 (IL-4) [r = 0.54, 95% CI (0.30, 0.78)], interleukin 6 (IL-6) [r = 0.46, 95% CI (0.27, 0.65)], interleukin 10 (IL-10) [r = 0.53, 95% CI (0.29, 0.77)], interleukin 17 (IL-17) [r = 0.52, 95% CI (0.27, 0.77)], and anti-cyclic citrullinated peptide antibody (A-CCP) [r = 0.32, 95% CI (0.15, 0.50)], but inversely linked with the levels of hemoglobin [r=-0.51, 95% CI (-0.84, -0.18)]. Furthermore, the allele of SAA 1.3 was actively related with increased risks of RA [OR=1.30, 95% CI (1.02, 1.65)] and of RA with amyloidosis [OR=2.06, 95% CI (1.63, 2.60)]. Besides, the genotype of SAA 1.3/1.3 was positively connected with the risks of RA [OR=1.56, 95% CI (1.00, 2.43)] and of RA with amyloidosis [OR=4.47, 95% CI (2.70, 7.41)]. CONCLUSIONS High levels of SAA might be associated with elevated risk of RA, and the concentration of SAA might be gradually increased with the aggravation of RA. Moreover, high levels of SAA might play a vital role in RA by enhancing the levels of DAS28, ESR, CRP, RF, IL-4, IL-6, IL-10, IL-17 and A-CCP, or by attenuating hemoglobin levels. More importantly, the allele of SAA 1.3 and genotype of SAA 1.3/1.3 might be the risk factor of RA and of RA with amyloidosis.
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Affiliation(s)
- Jielin Zhou
- Department of Nutrition and Food Hygiene, School of Public Health, Anhui Medical University, Hefei, Anhui 230032,China
| | - Yu Dai
- Department of Surgery, Suzhou Hospital of Anhui Medical University, Suzhou, Anhui 234000, China
| | - Yan Lin
- Department of Health Inspection and Quarantine, School of Public Health, Anhui Medical University, Hefei, Anhui 230032, China
| | - Keyang Chen
- Department of Nutrition and Food Hygiene, School of Public Health, Anhui Medical University, Hefei, Anhui 230032,China; Department of Health Inspection and Quarantine, School of Public Health, Anhui Medical University, Hefei, Anhui 230032, China.
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7
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Yoshida K, Wang J, Malspeis S, Marchand N, Lu B, Prisco LC, Martin LW, Ford JA, Costenbader KH, Karlson EW, Sparks JA. Passive Smoking Throughout the Life Course and the Risk of Incident Rheumatoid Arthritis in Adulthood Among Women. Arthritis Rheumatol 2021; 73:2219-2228. [PMID: 34406709 DOI: 10.1002/art.41939] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2021] [Accepted: 07/29/2021] [Indexed: 01/01/2023]
Abstract
OBJECTIVE To investigate passive smoking throughout the life course and the risk of rheumatoid arthritis (RA), while accounting for personal smoking. METHODS We analyzed the Nurses' Health Study II prospective cohort, using information collected via biennial questionnaires. We assessed the influence of 1) maternal smoking during pregnancy (in utero exposure), 2) childhood parental smoking, and 3) years lived with smokers since age 18. Incident RA and serostatus were determined by medical record review. Using the marginal structural model framework, we estimated the controlled direct effect of each passive smoking exposure on adult incident RA risk by serologic phenotype, controlling for early-life factors and time-updated adulthood factors including personal smoking. RESULTS Among 90,923 women, we identified 532 incident RA cases (66% seropositive) during a median of 27.7 years of follow-up. Maternal smoking during pregnancy was associated with RA after adjustment for confounders, with a hazard ratio (HR) of 1.25 (95% confidence interval [95% CI] 1.03-1.52), but not after accounting for subsequent smoking exposures. Childhood parental smoking was associated with seropositive RA after adjustment for confounders (HR 1.41 [95% CI 1.08-1.83]). In the controlled direct effect analyses, childhood parental smoking was associated with seropositive RA (HR 1.75 [95% CI 1.03-2.98]) after controlling for adulthood personal smoking, and the association was accentuated among ever smokers (HR 2.18 [95% CI 1.23-3.88]). There was no significant association of adulthood passive smoking with RA (HR 1.30 for ≥20 years of living with a smoker versus none [95% CI 0.97-1.74]). CONCLUSION We found a potential direct influence of childhood parental smoking on adult-onset incident seropositive RA even after controlling for adulthood personal smoking.
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Affiliation(s)
- Kazuki Yoshida
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
| | - Jiaqi Wang
- Brigham and Women's Hospital, Boston, Massachusetts
| | | | - Nathalie Marchand
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
| | - Bing Lu
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
| | | | | | | | - Karen H Costenbader
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
| | - Elizabeth W Karlson
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
| | - Jeffrey A Sparks
- Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts
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Sokolove J. Lung inflammation, NETosis and the pulmonary initiation of ACPA response: What came first, the chicken or the egg? Arthritis Rheumatol 2021; 74:10-12. [PMID: 34369664 DOI: 10.1002/art.41947] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/28/2021] [Accepted: 08/03/2021] [Indexed: 11/12/2022]
Abstract
Multiple recent lines of evidence suggest that, at least in some patients, RA-associated autoimmunity and inflammation may originate in the lung (1, 2). However, what exactly is/are the initiating event(s), and the sequence of subsequent events, is not fully defined. In this issue of A&R, Okumoto et al (insert new reference), make the intriguing finding that individuals at risk of developing RA have an increased spontaneous neutrophil extracellular trap (NET) formation in sputum, in particular NETs containing citH3, and that these levels associate with presence of IgA ACPA. Such evidence has previously been reported, but the new data presented begins to paint a somewhat revised and enhanced storyline by investigating the pathway of mediation underlying these associations.
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Affiliation(s)
- Jeremy Sokolove
- GlaxoSmithKine, Collegeville, Division of Immunology/Rheumatology, Stanford University, Palo Alto, CA, USA
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Jung JH, Lim JH, Bang CH, Seok H, Song GG, Choi SJ. Prevalence of chronic obstructive pulmonary disease in patients with rheumatoid arthritis: A cross-sectional study. Int J Rheum Dis 2021; 24:774-780. [PMID: 34036753 DOI: 10.1111/1756-185x.14129] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2021] [Revised: 03/29/2021] [Accepted: 05/01/2021] [Indexed: 02/05/2023]
Abstract
OBJECTIVE Rheumatoid arthritis (RA) and chronic obstructive pulmonary disease (COPD) are both chronic inflammatory diseases; the prevalence of COPD in RA patients is known to be high. However, the prevalence of both RA and COPD differs according to sex; the relationship between RA and COPD may also vary according to sex. Therefore, we investigated the prevalence of COPD and its association in patients with RA in Korea by sex. METHODS We conducted a nationwide cross-sectional study using data from the Korea National Health and Nutrition Examination Survey. A total of 12 417 men and 15 878 women were included. In this study, RA was defined as physician diagnosed or currently under RA treatment. COPD was defined based on spirometry results, chronic symptoms, and smoking history. Multivariable logistic regression models were employed and we calculated the odds ratios (ORs) and 95% confidence intervals (CIs) for COPD prevalence in patients with RA. RESULTS The prevalence of COPD was 15.5% in men with RA, 3.5% in women with RA, 7.8% in men without RA, and 2.2% in women without RA. After adjustment for potential confounding variables, including smoking status, RA was significantly associated with COPD in men (OR 2.16, 95% CI 1.06-4.40), but not in women (OR 1.58, 95% CI 0.81-3.10). CONCLUSIONS In Korea, the prevalence of COPD was high in patients with RA of both sexes; RA and COPD was significantly likely to be associated in men, but not in women.
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Affiliation(s)
- Jae Hyun Jung
- Korea University College of Medicine, Seoul, Korea.,Division of Rheumatology, Department of Internal Medicine, Korea University Ansan Hospital, Ansan-si, Korea
| | - Ji Hyun Lim
- Korea University College of Medicine, Seoul, Korea.,Soksiwon Clinic, Incheon, Korea
| | - Cho Hee Bang
- Ewha Womans University College of Nursing, Seoul, Korea
| | - Hongdeok Seok
- Department of Occupational and Environmental Medicine, Busan Adventist Hospital, Sahmyook Medical Centre, Busan, Korea
| | - Gwan Gyu Song
- Korea University College of Medicine, Seoul, Korea.,Division of Rheumatology, Department of Internal Medicine, Korea University Guro Hospital, Seoul, Korea
| | - Sung Jae Choi
- Korea University College of Medicine, Seoul, Korea.,Division of Rheumatology, Department of Internal Medicine, Korea University Ansan Hospital, Ansan-si, Korea
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10
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Rajamohan A, Heit B, Cairns E, Barra L. Citrullinated and homocitrullinated low- density lipoprotein in rheumatoid arthritis. Scand J Rheumatol 2021; 50:343-350. [PMID: 33678128 DOI: 10.1080/03009742.2020.1867237] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
Objective: Antibodies to citrullinated and homocitrullinated (also known as carbamylated) proteins, specific for rheumatoid arthritis (RA), are associated with cardiovascular disease (CVD). Immune complexes containing these proteins have been identified in the atherosclerotic plaque of CVD patients. In mice, homocitrullinated low-density lipoprotein (HomoCitLDL) promotes foam cell formation, which is critical in the pathogenesis of atherosclerosis. We aimed to investigate the atherogenic potential of HomoCitLDL and citrullinated low-density lipoprotein (CitLDL) in RA.Method: Human LDL was homocitrullinated in potassium cyanate and citrullinated by rabbit skeletal muscle peptidyl arginine deiminase-2. The modifications were confirmed by mass spectrometry. Primary human monoctyes from healthy subjects (N = 8) were differentiated to macrophages using macrophage colony-stimulating factor and incubated with modified LDL. Foam cells were visualized using Oil Red O staining. Serum from RA patients (N = 101) and controls (N = 32) was tested for immunoglobulin G antibodies to modified LDL using enzyme-linked immunosorbent assay.Results: HomoCitLDL and CitLDL strongly induced foam cell production (> 90%) versus unmodified LDL (11%) (p < 0.0001). The characteristics of the RA subjects were: 73% females, median age 60 [interquartile range (IQR) 17] years and disease duration 7.5 (IQR 13) years; 11% had a prior major cardiovascular event, 66% were ever smokers, 32% had hypertension, 33% dyslipidaemia, and 14% diabetes. Antibodies to HomoCitLDL were detected in 18% of RA patients; they were significantly associated with dyslipidaemia [odds ratio (OR) 3.86; 95% confidence interval (CI) 1.22, 12.17] and antibodies to other homocitrullinated antigens (OR 10.61; 95% CI 1.31, 86.11).Conclusions: HomoCitLDL and CitLDL have atherogenic properties in vitro. Antibody responses to HomoCitLDL, but not CitLDL, were detected in RA patients.
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Affiliation(s)
- A Rajamohan
- Department of Microbiology and Immunology, The University of Western Ontario, London, ON, Canada
| | - B Heit
- Department of Microbiology and Immunology, The University of Western Ontario, London, ON, Canada.,Robarts Research Institute, London, ON, Canada
| | - E Cairns
- Department of Microbiology and Immunology, The University of Western Ontario, London, ON, Canada.,Division of Rheumatology, Department of Medicine, The University of Western Ontario, London, ON, Canada
| | - L Barra
- Department of Microbiology and Immunology, The University of Western Ontario, London, ON, Canada.,Division of Rheumatology, Department of Medicine, The University of Western Ontario, London, ON, Canada
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11
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Morotti A, Sollaku I, Franceschini F, Cavazzana I, Fredi M, Sala E, De Palma G. Systematic Review and Meta-analysis on the Association of Occupational Exposure to Free Crystalline Silica and Rheumatoid Arthritis. Clin Rev Allergy Immunol 2021; 62:333-345. [PMID: 33651342 PMCID: PMC8994741 DOI: 10.1007/s12016-021-08846-5] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/26/2021] [Indexed: 01/01/2023]
Abstract
• Occupational exposure to free crystalline silica and tobacco smoking are associated with an increased risk rheumatoid arthritis, with the evidence of an interaction in seropositive subjects. • Further studies in the field are needed to support such association We carried out a systematic search for all published epidemiological studies concerning the association between occupational exposure to free crystalline silica (FCS) and subsequent development of rheumatoid arthritis (RA). A meta-analysis was conducted on relevant studies. We searched PubMed and Embase, search engines, for original articles published (from 1960 to November 2019) in any language. In addition, we also searched reference lists of included studies manually for additional relevant articles. Finally, twelve studies were included in the meta-analysis (seven case-control cases and five cohort studies). The odds risks and 95% confidence interval (CI) were calculated using a random effect meta-analysis. A primary meta-analysis (using a random effect model)—regarding RA risk in subjects exposed to FCS—yelled to an overall OR of 1.94 (95% CI 1.46–2.58). We also conducted three further meta-analysis, taking into account the presence of autoantibodies (anti-RF or anti-ACPA) and smoking habits and found a significant association between FCS and RA in both seropositive and seronegative subjects (OR 1.74, 95% CI 1.35–2.25 and OR 1.23, 95% CI 1.06–1.4, respectively) and in seropositive subjects which were smokers (OR 3.30, 95% CI 2.40–4.54). The studies that have investigated the association between RA and occupatational exposure to FCS are still scarce and the heterogeneity between the studies remains high. Some critical limitations have been identified within studies, among which, the methods for assessing exposure stand out. Although with due caution, our results confirm the hypothesis of an association between occupational exposure to FCS and RA development. There was an interaction between FCS and tobacco smoking in RA seropositive workers.
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Affiliation(s)
- A Morotti
- Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, Unit of Occupational Health and Industrial Hygiene, University of Brescia, Piazzale Spedali Civili 1, 25121, Brescia, Italy
| | - I Sollaku
- Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, Unit of Occupational Health and Industrial Hygiene, University of Brescia, Piazzale Spedali Civili 1, 25121, Brescia, Italy
| | - F Franceschini
- Rheumatology and Clinical Immunology Unit, ASST Spedali Civili, Brescia, Italy
- University Hospital "Spedali Civili Di Brescia," Rheumatology, Department of Clinical and Experimental Sciences (DSCS), University of Brescia, Brescia, Italy
| | - I Cavazzana
- Rheumatology and Clinical Immunology Unit, ASST Spedali Civili, Brescia, Italy
| | - M Fredi
- Rheumatology and Clinical Immunology Unit, ASST Spedali Civili, Brescia, Italy
- University Hospital "Spedali Civili Di Brescia," Rheumatology, Department of Clinical and Experimental Sciences (DSCS), University of Brescia, Brescia, Italy
| | - E Sala
- Unit of Occupational Health, Hygiene, Toxicology and Occupational Prevention, University Hospital "Spedali Civili Di Brescia,", Brescia, Italy
| | - G De Palma
- Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, Unit of Occupational Health and Industrial Hygiene, University of Brescia, Piazzale Spedali Civili 1, 25121, Brescia, Italy.
- Unit of Occupational Health, Hygiene, Toxicology and Occupational Prevention, University Hospital "Spedali Civili Di Brescia,", Brescia, Italy.
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12
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The seasonality of Dermatomyositis associated with anti-MDA5 antibody: An argument for a respiratory viral trigger. Autoimmun Rev 2021; 20:102788. [PMID: 33609802 DOI: 10.1016/j.autrev.2021.102788] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2020] [Accepted: 11/19/2020] [Indexed: 01/17/2023]
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13
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Gao F, Tao D, Ju C, Yang BB, Bao XQ, Zhang D, Zhang TT, Li L. Regioselectivity of aminomethylation in 3-acetyl-7-hydroxycoumarins: Mannich bases and Betti bases. NEW J CHEM 2021. [DOI: 10.1039/d1nj01584b] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
The atomic electron density distribution in 3-acetyl-7-hydroxycoumarin was analysed to elucidate the regioselectivity of aminomethylation.
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Affiliation(s)
- Fan Gao
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Deng Tao
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Cheng Ju
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Bei-Bei Yang
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Xiu-Qi Bao
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Dan Zhang
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Tian-Tai Zhang
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
| | - Li Li
- Beijing Key Laboratory of Active Substances Discovery and Druggability Evaluation
- Institute of Materia Medica
- Chinese Academy of Medical Sciences & Peking Union Medical College
- Beijing 100050
- China
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14
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Pollard KM, Cauvi DM, Mayeux JM, Toomey CB, Peiss AK, Hultman P, Kono DH. Mechanisms of Environment-Induced Autoimmunity. Annu Rev Pharmacol Toxicol 2020; 61:135-157. [PMID: 32857688 DOI: 10.1146/annurev-pharmtox-031320-111453] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Although numerous environmental exposures have been suggested as triggers for preclinical autoimmunity, only a few have been confidently linked to autoimmune diseases. For disease-associated exposures, the lung is a common site where chronic exposure results in cellular toxicity, tissue damage, inflammation, and fibrosis. These features are exacerbated by exposures to particulate material, which hampers clearance and degradation, thus facilitating persistent inflammation. Coincident with exposure and resulting pathological processes is the posttranslational modification of self-antigens, which, in concert with the formation of tertiary lymphoid structures containing abundant B cells, is thought to promote the generation of autoantibodies that in some instances demonstrate major histocompatibility complex restriction. Under appropriate gene-environment interactions, these responses can have diagnostic specificity. Greater insight into the molecular and cellular requirements governing this process, especially those that distinguish preclinical autoimmunity from clinical autoimmunedisease, may facilitate determination of the significance of environmental exposures in human autoimmune disease.
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Affiliation(s)
- K Michael Pollard
- Department of Molecular Medicine, The Scripps Research Institute, La Jolla, California 92037, USA;
| | - David M Cauvi
- Department of Surgery, University of California San Diego School of Medicine, La Jolla, California 92093, USA
| | - Jessica M Mayeux
- Department of Molecular Medicine, The Scripps Research Institute, La Jolla, California 92037, USA;
| | - Christopher B Toomey
- Department of Ophthalmology, University of California San Diego, La Jolla, California 92093, USA
| | - Amy K Peiss
- Department of Molecular Medicine, The Scripps Research Institute, La Jolla, California 92037, USA;
| | - Per Hultman
- Departments of Clinical Pathology and Biomedical and Clinical Sciences, Linköping University, SE-581 85 Linköping, Sweden
| | - Dwight H Kono
- Department of Immunology and Microbiology, The Scripps Research Institute, La Jolla, California 92037, USA
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