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Chen H, Liu L, Wang Y, Hong L, Pan J, Yu X, Dai H. Managing Cardiovascular Risk in Patients with Autoimmune Diseases: Insights from a Nutritional Perspective. Curr Nutr Rep 2024:10.1007/s13668-024-00563-7. [PMID: 39078574 DOI: 10.1007/s13668-024-00563-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 07/19/2024] [Indexed: 07/31/2024]
Abstract
PURPOSE OF REVIEW Autoimmune diseases manifest as an immune system response directed against endogenous antigens, exerting a significant influence on a substantial portion of the population. Notably, a leading contributor to morbidity and mortality in this context is cardiovascular disease (CVD). Intriguingly, individuals with autoimmune disorders exhibit a heightened prevalence of CVD compared to the general population. The meticulous management of CV risk factors assumes paramount importance, given the current absence of a standardized solution to this perplexity. This review endeavors to address this challenge from a nutritional perspective. RECENT FINDINGS Emerging evidence suggests that inflammation, a common thread in autoimmune diseases, also plays a pivotal role in the pathogenesis of CVD. Nutritional interventions aimed at reducing inflammation have shown promise in mitigating cardiovascular risk. The integration of nutritional strategies into the management plans for patients with autoimmune diseases offers a holistic approach to reducing cardiovascular risk. While conventional pharmacological treatments remain foundational, the addition of targeted dietary interventions can provide a complementary pathway to improve cardiovascular outcomes.
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Affiliation(s)
- Huimin Chen
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Lu Liu
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Yi Wang
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Liqiong Hong
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Jiahui Pan
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Xiongkai Yu
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China
| | - Haijiang Dai
- Department of Cardiology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, 310009, China.
- State Key Laboratory of Transvascular Implantation Devices, Hangzhou, 310009, China.
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Rabrenović V, Petrović M, Rabrenović M, Rančić N. Association between metabolic syndrome and lupus nephritis activity. J Med Biochem 2024; 43:565-573. [PMID: 39139181 PMCID: PMC11318902 DOI: 10.5937/jomb0-45732] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/15/2023] [Accepted: 02/05/2024] [Indexed: 08/15/2024] Open
Abstract
Background Metabolic syndrome (MetS) in patients with systemic lupus erythematosus (SLE) represents an additional burden and a poor prognostic factor for the onset or worsening of atherosclerosis and cardiovascular complications. In many patients with lupus nephritis (LN), MetS is often already manifested initially. Our work aimed to determine the frequency and characteristics of MetS in patients with LN, as well as the relationship components of MetS and characteristics of disease activity. Methods The clinical study included 67 patients with LN, 54 (80.59%) female and 13 (19.41%) male, with an average age of 42.86±14.46 years. Patients were divided into two groups: with MetS (35.82%) and without MetS (64.18%), active LN had (34 or 50.74%), and LN in remission (33 or 49.25%). We monitored clinical and biochemical parameters of interest. Results Comparing patients with LN collectively, as well as those with MetS and without MetS, we observed that patients with MetS were older (p=0.001), BMI (p<0.001), and systolic arterial pressure was higher (p=0.002), and smokers were more common in this group (p<0.001). In the analysis, increased triglycerides (p<0.001) and creatinine (p=0.027), and decreased albumin (p=0.050) and GFR (p=0.020) were observed in the group with MetS. MetS was present in 44.11% of patients with active LN and in 27.7% with LN in remission. The most common MetS parameter was arterial hypertension (76.6%), which correlated with GFR and creatinine; hypertriglyceridemia (47.8%), which is correlated with anti-ds-DNA Ab, erythrocyturia, proteinuria, and SLEDAI/r index; decreased HDL cholesterol (28.4%) which significantly correlated with albumin, C3 and anti-ds-DNA Ab. Conclusions In our patients with LN, MetS was associated with older age, impaired kidney function, and smoking. The most common parameter of MetS was arterial hypertension and dyslipidemia, which were significantly correlated with disease activity parameters, indicating an increased risk of cardiovascular complications in this group of patients.
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Affiliation(s)
| | | | | | - Nemanja Rančić
- Military Medical Academy, Centre for Clinical Pharmacology, Belgrade
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Tobin R, Patel N, Tobb K, Weber B, Mehta PK, Isiadinso I. Atherosclerosis in Systemic Lupus Erythematosus. Curr Atheroscler Rep 2023; 25:819-827. [PMID: 37768411 DOI: 10.1007/s11883-023-01149-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 09/06/2023] [Indexed: 09/29/2023]
Abstract
PURPOSE OF THE REVIEW Systemic lupus erythematosus (SLE) patients are at increased risk of cardiovascular disease (CVD) compared to the general population, despite most patients being young females, who are not classically considered to be at high risk for cardiovascular disease using traditional risk assessment tools. The purpose of this review is to discuss the pathophysiology of atherosclerosis in SLE and raise awareness of the relationship between SLE and CVD. RECENT FINDINGS The increased risk of CVD in SLE patients is multifactorial, due to proatherogenic lipid profiles, immune dysregulation and inflammation, side effects of lupus treatment, and microvascular dysfunction. Conventional CV risk models often underperform in the identification of SLE patients at high risk of atherosclerosis. The use of non-invasive imaging serves as a strategy to identify patients with evidence of subclinical CVD and in the evaluation of symptomatic patients. Identification of subclinical atherosclerosis allows for aggressive management of CV risk factors. SLE patients experience an increased risk of atherosclerotic CVD, which is not solely explained by traditional CV risk factors. It is imperative that clinicians are aware of this association to implement prompt detection and treatment of atherosclerotic CVD in SLE patients.
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Affiliation(s)
- Rachel Tobin
- Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, GA, USA.
| | - Nidhi Patel
- Department of Medicine, Emory University School of Medicine, Atlanta, GA, USA
| | - Kardie Tobb
- Cone Health Medical Group, Greensboro, NC, USA
| | - Brittany Weber
- Division of Cardiology, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Puja K Mehta
- Division of Cardiology, Department of Medicine, Center for Heart Disease Prevention, Emory University School of Medicine, Atlanta, GA, USA
| | - Ijeoma Isiadinso
- Division of Cardiology, Department of Medicine, Center for Heart Disease Prevention, Emory University School of Medicine, Atlanta, GA, USA
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Oleocanthal supplemented diet improves renal damage and endothelial dysfunction in pristane-induced systemic lupus erythematosus in mice. Food Res Int 2023; 163:112140. [PMID: 36596095 DOI: 10.1016/j.foodres.2022.112140] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2022] [Revised: 11/07/2022] [Accepted: 11/15/2022] [Indexed: 11/21/2022]
Abstract
Systemic lupus erythematosus (SLE) is a multiorgan disorder with a deregulated immune-inflammatory response. Nutritional therapy has been considered a promising approach to SLE management. Oleocanthal (OLE), the main extra virgin olive oil (EVOO)-derived secoiridoid, has shown to regulate the immune-inflammatory response in various disease contexts; however, its possible beneficial effects on SLE remain unclear. This study sought to evaluate the effects of OLE enriched diet on renal damage and aortic endothelial dysfunction in murine pristane-induced SLE, focusing on the action mechanisms and signaling pathways involved. BALB/c mice were injected with pristane and fed with OLE supplemented diet (0.01 % (w/w)) for six months. Levels of cytokines were measured by ELISA in lipopolysaccharide (LPS)-stimulated peritoneal macrophages and splenocytes. Presence of immunoglobulin G (IgG) and IgM immune complexes were examined by immunofluorescence and immunohistochemistry. Thoracic aortas were used to evaluate endothelial dysfunction. Western blotting was employed to detect signaling pathways and oxidative-inflammatory-related mediators. Dietary OLE supplementation reduced Th1/Th17 pro-inflammatory cytokines production and alleviated renal damage by decreasing immunoglobulin complexes deposition, and inflammation-mediating enzymes expression. The mechanisms underlying these protective effects could be related to the regulation of nuclear factor erythroid 2-related factor 2/Haem oxygenase 1 (Nrf-2/HO-1), mitogen-activated protein kinases (MAPKs), signal transducer and transcription activator of transcription (STAT-3), inflammasome and, nuclear factor kappa B (NF-κB) signaling pathways. Also, dietary OLE improved aortic endothelial dysfunction and vascular reactivity, normalizing endothelial nitric oxide synthase (eNOS) uncoupling, and NADPH oxidase-1 (NOX-1) overexpression. This study shows the immunomodulatory effects of OLE in an in vivo model of SLE by improving renal damage and regulating aortic endothelial dysfunction. These preliminary results provide OLE as a new therapeutic strategy in SLE management.
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Guzmán-Martínez G, Marañón C. Immune mechanisms associated with cardiovascular disease in systemic lupus erythematosus: A path to potential biomarkers. Front Immunol 2022; 13:974826. [PMID: 36420265 PMCID: PMC9677819 DOI: 10.3389/fimmu.2022.974826] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/21/2022] [Accepted: 09/13/2022] [Indexed: 10/29/2023] Open
Abstract
Systemic lupus erythematosus (SLE) patients display an increased risk of cardiovascular disease (CVD). With the improved clinical management of other classical severe manifestation of the disease, CVD is becoming one of the most relevant complications of SLE, and it is an important factor causing morbidity and mortality. Several immune constituents have been shown to be involved in the pathogenesis of atherosclerosis and endothelial damage in SLE patients, including specific circulating cell populations, autoantibodies, and inflammatory mediators. In this review, we summarize the presentation of CVD in SLE and the role of the autoimmune responses present in SLE patients in the induction of atherogenesis, endothelial impairment and cardiac disease. Additionally, we discuss the utility of these immune mediators as early CVD biomarkers and targets for clinical intervention in SLE patients.
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Affiliation(s)
- Gabriela Guzmán-Martínez
- Atrys Health, Madrid, Spain
- Department of Medicine, Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid, Madrid, Spain
- Department of Cardiology, La Paz University Hospital, IdiPaz, Madrid, Spain
| | - Concepción Marañón
- Department of Genomic Medicine, Pfizer-University of Granada-Andalusian Regional Government Centre for Genomics and Oncological Research (GENYO), Granada, Spain
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Ramipril Improves Endothelial Function and Increases the Number of Endothelial Progenitor Cells in Patients With Systemic Lupus Erythematosus. J Clin Rheumatol 2022; 28:349-353. [PMID: 35662232 DOI: 10.1097/rhu.0000000000001869] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
BACKGROUND/OBJECTIVES Endothelial dysfunction and reduced number of endothelial progenitor cells (EPCs) in peripheral blood are contributing factors to cardiovascular disease in systemic lupus erythematosus (SLE) patients. Endothelial progenitor cell proliferation is regulated by vascular endothelial growth factor (VEGF). Angiotensin-converting enzyme inhibitors reduce cardiovascular mortality in patients with coronary heart disease. METHODS This was a randomized trial including 37 female SLE patients without cardiovascular risk factors allocated into 2 groups: 19 patients received ramipril 10 mg/d for 12 weeks (IG) and 18 patients maintained without ramipril (CG). Endothelial function was assessed by brachial artery ultrasound measuring flow-mediated dilation, and EPCs were quantified by flow cytometry and cell culture, at baseline and after 12 weeks. Serum VEGF levels were measured by enzyme-linked immunosorbent assay. Statistical analysis was intention to treat. p < 0.05 was considered significant. RESULTS After 12 weeks, higher flow-mediated dilation (6.17% vs. 11.14%, p < 0.001) was observed in IG, without change in CG (5.37% vs. 5.02%, p = 0.630). Higher number of EPC colony-forming units was also observed in IG (21.3 ± 10.4 vs. 31.6 ± 8.5, p < 0.001), without difference in CG ( p = 0.714). No difference was found in EPCs evaluated by flow cytometry. Vascular endothelial growth factor level increased after 12 weeks in IG ( p = 0.048), with no difference in CG ( p = 0.661). CONCLUSION Ramipril improved endothelial function and increased the numbers of EPCs evaluated by cell culture and VEGF levels in SLE patients without cardiovascular risk factors. These data suggest that angiotensin-converting enzyme inhibitor bring an extra benefit beyond the hypotensive action and should be considered as a preferred antihypertensive drug in SLE patients.
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Boron M, Hauzer-Martin T, Keil J, Sun XL. Circulating Thrombomodulin: Release Mechanisms, Measurements, and Levels in Diseases and Medical Procedures. TH OPEN 2022; 6:e194-e212. [PMID: 36046203 PMCID: PMC9273331 DOI: 10.1055/a-1801-2055] [Citation(s) in RCA: 12] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/29/2021] [Accepted: 03/11/2022] [Indexed: 12/02/2022] Open
Abstract
Thrombomodulin (TM) is a type-I transmembrane protein that is mainly expressed on endothelial cells and plays important roles in many biological processes. Circulating TM of different forms are also present in biofluids, such as blood and urine. Soluble TM (sTM), comprised of several domains of TM, is the major circulating TM which is generated by either enzymatic or chemical cleavage of the intact protein under different conditions. Under normal conditions, sTM is present in low concentrations (<10 ng/mL) in the blood but is elevated in several pathological conditions associated with endothelial dysfunction such as cardiovascular, inflammatory, infection, and metabolic diseases. Therefore, sTM level has been examined for monitoring disease development, such as disseminated intravascular coagulation (DIC), sepsis and multiple organ dysfunction syndrome in patients with novel coronavirus disease 2019 (COVID-19) recently. In addition, microvesicles (MVs) that contain membrane TM (MV-TM) have been found to be released from activated cells which also contribute to levels of circulating TM in certain diseases. Several release mechanisms of sTM and MV-TM have been reported, including enzymatic, chemical, and TM mutation mechanisms. Measurements of sTM and MV-TM have been developed and explored as biomarkers in many diseases. In this review, we summarize all these advances in three categories as follows: (1) release mechanisms of circulating TM, (2) methods for measuring circulating TM in biological samples, and (3) correlation of circulating TM with diseases. Altogether, it provides a whole picture of recent advances on circulating TM in health and disease.
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Affiliation(s)
- Mallorie Boron
- Department of Chemistry and Chemical and Biomedical Engineering and Center for Gene Regulation in Health and Disease (GRHD), Cleveland State University, Cleveland, Ohio, United States
| | - Tiffany Hauzer-Martin
- Department of Chemistry and Chemical and Biomedical Engineering and Center for Gene Regulation in Health and Disease (GRHD), Cleveland State University, Cleveland, Ohio, United States
| | - Joseph Keil
- Department of Chemistry and Chemical and Biomedical Engineering and Center for Gene Regulation in Health and Disease (GRHD), Cleveland State University, Cleveland, Ohio, United States
| | - Xue-Long Sun
- Department of Chemistry and Chemical and Biomedical Engineering and Center for Gene Regulation in Health and Disease (GRHD), Cleveland State University, Cleveland, Ohio, United States
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Whittier M, Bautista Sanchez R, Arora S, Manadan AM. Systemic Lupus Erythematosus and Antiphospholipid Antibody Syndrome as Risk Factors for Acute Coronary Syndrome in Young Patients: Analysis of the National Inpatient Sample. J Clin Rheumatol 2022; 28:143-146. [PMID: 35293887 DOI: 10.1097/rhu.0000000000001824] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
OBJECTIVE This study aimed to compare the odds of acute coronary syndrome (ACS) in patients aged 18 to 40 years to patients older than 40 years with and without secondary diagnoses of systemic lupus erythematosus (SLE) or antiphospholipid antibody syndrome (APLS) while controlling for traditional cardiovascular (CV) risk factors. METHODS Data were extracted from the National Inpatient Sample database from 2016 to 2018. The National Inpatient Sample was searched for hospitalizations of adult patients with ACS as the principal diagnosis, with and without SLE or APLS as secondary diagnoses. Age was divided categorically into 2 groups: adults aged 18 to 40 years and those older than 40 years. The primary outcome was the development of ACS. Multivariate logistic regression analyses were used to adjust for confounders. RESULTS There were 90,879,561 hospital discharges in the 2016 to 2018 database. Of those, 55,050 between the ages of 18 to 40 years and 1,966,234 aged older than 40 years were hospitalized with a principal diagnosis of ACS. Traditional CV risk factors were associated with ACS hospitalizations in both age groups. In multivariate analysis of the 18 to 40 years age group, both SLE (odds ratio, 2.18; 95% confidence interval, 1.814-2.625) and APLS (odds ratio, 2.18; 95% confidence interval, 1.546-3.087) were strongly associated with ACS hospitalizations. After the age of 40 years, there were no increased odds of ACS hospitalizations for SLE or APLS. CONCLUSIONS In the younger population, SLE and APLS were strongly associated with ACS hospitalizations in addition to the traditional CV risk factors. In the older age group, traditional CV risk factors dominated and diluted the effect of SLE and APLS.
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Lai ECC, Huang YC, Liao TC, Weng MY. Premature coronary artery disease in patients with immune-mediated inflammatory disease: a population-based study. RMD Open 2022; 8:rmdopen-2021-001993. [PMID: 35064093 PMCID: PMC8785203 DOI: 10.1136/rmdopen-2021-001993] [Citation(s) in RCA: 10] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2021] [Accepted: 12/23/2021] [Indexed: 12/22/2022] Open
Abstract
Background The associations between premature atherosclerosis and immune-mediated inflammatory diseases (IMIDs) are not fully investigated. To determine whether IMIDs are associated with premature atherosclerosis, we examined the risk of incident coronary artery disease (CAD) in men less than 45 years old and women less than 50 years old with various forms of IMIDs compared with general population. Methods A population-based cohort was established and included patients with IMID, who were followed until the development of CAD, withdrawal from the insurance system, death, or 31 December 2016, whichever point came first. Patients with IMID included rheumatoid arthritis (RA), systemic lupus erythematosus (SLE), primary Sjogren’s syndrome (SjS), idiopathic inflammatory myositis, systemic sclerosis (SSc), Behcet’s disease (BD), and systemic vasculitis (SV). The comparison group was 1 000 000 beneficiaries sampled at random from the whole population as matched control participants. The Kaplan-Meier method was used to compare the cumulative incidences of CAD in patients with and without IMID. Results Among 58 862 patients with IMID, 2139 (3.6%) developed CAD and 346 (1.3%) developed premature CAD. Relative to the comparison cohorts, the adjusted HRs for premature CAD were 1.43 (95% CI 1.09 to 1.86) for primary SjS, 2.85 (95% CI 2.63 to 3.43) for SLE, 3.18 (95% CI 1.99 to 5.09) for SSc and 2.27 (95% CI 1.01 to 5.07) for SV. Conclusions Primary Sjogren’s syndrome, SLE, SSc and SV are associated with an increased risk of premature CAD. Our findings will support essential efforts to improve awareness of IMID impacting young adults.
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Affiliation(s)
- Edward Chia-Cheng Lai
- School of Pharmacy, Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
| | - Ya-Chun Huang
- Department of Internal Medicine, Division of Allergy, Immunology, and Rheumatology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
| | - Tzu-Chi Liao
- School of Pharmacy, Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
| | - Meng-Yu Weng
- Department of Internal Medicine, Division of Allergy, Immunology, and Rheumatology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
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Sen A, Vincent V, Thakkar H, Abraham R, Ramakrishnan L. Beneficial Role of Vitamin D on Endothelial Progenitor Cells (EPCs) in Cardiovascular Diseases. J Lipid Atheroscler 2022; 11:229-249. [PMID: 36212746 PMCID: PMC9515729 DOI: 10.12997/jla.2022.11.3.229] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2022] [Revised: 03/23/2022] [Accepted: 04/04/2022] [Indexed: 11/23/2022] Open
Abstract
Cardiovascular diseases (CVDs) are the leading cause of death in the world. Endothelial progenitor cells (EPCs) are currently being explored in the context of CVD risk. EPCs are bone marrow derived progenitor cells involved in postnatal endothelial repair and neovascularization. A large body of evidence from clinical, animal, and in vitro studies have shown that EPC numbers in circulation and their functionality reflect endogenous vascular regenerative capacity. Traditionally vitamin D is known to be beneficial for bone health and calcium metabolism and in the last two decades, its role in influencing CVD and cancer risk has generated significant interest. Observational studies have shown that low vitamin D levels are associated with an adverse cardiovascular risk profile. Still, Mendelian randomization studies and randomized control trials (RCTs) have not shown significant effects of vitamin D on cardiovascular events. The criticism regarding the RCTs on vitamin D and CVD is that they were not designed to investigate cardiovascular outcomes in vitamin D-deficient individuals. Overall, the association between vitamin D and CVD remains inconclusive. Recent clinical and experimental studies have demonstrated the beneficial role of vitamin D in increasing the circulatory level of EPC as well as their functionality. In this review we present evidence supporting the beneficial role of vitamin D in CVD through its modulation of EPC homeostasis.
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Affiliation(s)
- Atanu Sen
- Department of Cardiac Biochemistry, All India Institute of Medical Sciences, New Delhi, India
| | - Vinnyfred Vincent
- Department of Biochemistry, All India Institute of Medical Sciences, New Delhi, India
| | - Himani Thakkar
- Department of Biochemistry, All India Institute of Medical Sciences, New Delhi, India
| | - Ransi Abraham
- Department of Cardiac Biochemistry, All India Institute of Medical Sciences, New Delhi, India
| | - Lakshmy Ramakrishnan
- Department of Cardiac Biochemistry, All India Institute of Medical Sciences, New Delhi, India
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Tian J, Huang T, Chang S, Wang Y, Fan W, Ji H, Wang J, Yang J, Kang J, Zhou Y. Role of sphingosine-1-phosphate mediated signalling in systemic lupus erythematosus. Prostaglandins Other Lipid Mediat 2021; 156:106584. [PMID: 34352381 DOI: 10.1016/j.prostaglandins.2021.106584] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2020] [Revised: 07/02/2021] [Accepted: 07/26/2021] [Indexed: 12/17/2022]
Abstract
Systemic lupus erythematosus (SLE) is a highly prevalent autoimmune disease characterized by the malfunction of the immune system and the persistent presence of an inflammatory environment. Multiple organs can be affected during SLE, leading to heterogeneous manifestations, which eventually result in the death of patients. Due to the lack of understanding regarding the pathogenesis of SLE, the currently available treatments remain suboptimal. Sphingosine-1-phosphate (S1P) is a central bioactive lipid of sphingolipid metabolism, which serves a pivotal role in regulating numerous physiological and pathological processes. As a well-recognized regulator of lymphocyte trafficking, S1P has been shown to be closely associated with autoimmune diseases, including SLE. Importantly, S1P levels have been found to be elevated in patients with SLE. In murine models of lupus, the increased levels of S1P also contribute to disease activity and organ impairment. Moreover, data from several studies also support the hypothesis that S1P receptors and its producer-sphingosine kinases (SPHK) may serve as the potential targets for the treatment of SLE and its co-morbidities. Given the significant success that intervening with S1P signaling has achieved in treating multiple sclerosis, further exploration of its role in SLE is necessary. Therefore, the aim of the present review is to summarize the recent advances in understanding the potential mechanism by which S1P influences SLE, with a primary focus on its role in immune regulation and inflammatory responses.
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Affiliation(s)
- Jihua Tian
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China.
| | - Taiping Huang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Sijia Chang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Yanhong Wang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Weiping Fan
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - He Ji
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Juanjuan Wang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Jia Yang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Jing Kang
- Department of Microbiology and Immunology, Shanxi Medical University, Taiyuan, Shanxi, China
| | - Yun Zhou
- Department of Nephrology, The Affiliated People's Hospital of Shanxi Medical University, Shanxi Provincial People's Hospital, Shanxi Kidney Disease Institute, Taiyuan, Shanxi, China.
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Cardiovascular disease in systemic lupus erythematosus. RHEUMATOLOGY AND IMMUNOLOGY RESEARCH 2021; 2:157-172. [PMID: 35880242 PMCID: PMC9242526 DOI: 10.2478/rir-2021-0022] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 08/30/2021] [Accepted: 09/08/2021] [Indexed: 11/21/2022]
Abstract
There is a well-known increased risk for cardiovascular disease that contributes to morbidity and mortality in systemic lupus erythematosus (SLE). Major adverse cardiovascular events and subclinical atherosclerosis are both increased in this patient population. While traditional cardiac risk factors do contribute to the increased risk that is seen, lupus disease-related factors, medications, and genetic factors also impact the overall risk. SLE-specific inflammation, including oxidized lipids, cytokines, and altered immune cell subtypes all are likely to play a role in the pathogenesis of atherosclerotic plaques. Research is ongoing to identify biomarkers that can help clinicians to predict which SLE patients are at the greatest risk for cardiovascular disease (CVD). While SLE-specific treatment regimens for the prevention of cardiovascular events have not been identified, current strategies include minimization of traditional cardiac risk factors and lowering of overall lupus disease activity.
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Liu J, Xu J, Huang J, Gu C, Liu Q, Zhang W, Gao F, Tian Y, Miao X, Zhu Z, Jia B, Tian Y, Wu L, Zhao H, Feng X, Liu S. TRIM27 contributes to glomerular endothelial cell injury in lupus nephritis by mediating the FoxO1 signaling pathway. J Transl Med 2021; 101:983-997. [PMID: 33854173 PMCID: PMC8044289 DOI: 10.1038/s41374-021-00591-9] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/04/2020] [Revised: 03/24/2021] [Accepted: 03/25/2021] [Indexed: 11/09/2022] Open
Abstract
Tripartite motif-containing 27 (TRIM27) belongs to the triple motif (TRIM) protein family, which plays a role in a variety of biological activities. Our previous study showed that the TRIM27 protein was highly expressed in the glomerular endothelial cells of patients suffering from lupus nephritis (LN). However, whether TRIM27 is involved in the injury of glomerular endothelial cells in lupus nephritis remains to be clarified. Here, we detected the expression of the TRIM27 protein in glomerular endothelial cells in vivo and in vitro. In addition, the influence of TRIM27 knockdown on endothelial cell damage in MRL/lpr mice and cultured human renal glomerular endothelial cells (HRGECs) was explored. The results revealed that the expression of TRIM27 in endothelial cells was significantly enhanced in vivo and in vitro. Downregulating the expression of TRIM27 inhibited the breakdown of the glycocalyx and the injury of endothelial cells via the FoxO1 pathway. Moreover, HRGECs transfected with the WT-FoxO1 plasmid showed a reduction in impairment caused by LN plasma. Furthermore, suppression of the protein kinase B (Akt) pathway could attenuate damage by mediating the expression of TRIM27. Thus, the present study showed that TRIM27 participated in the injury of glomerular endothelial cells and served as a potential therapeutic target for the treatment of lupus nephritis.
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Affiliation(s)
- Jinxi Liu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Jie Xu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Jie Huang
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Cunyang Gu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Qingjuan Liu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Wei Zhang
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Fan Gao
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Yuexin Tian
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Xinyan Miao
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Zixuan Zhu
- Basic Medicine, Hebei Medical University, Shijiazhuang, China
| | - Baiyun Jia
- Basic Medicine, Hebei Medical University, Shijiazhuang, China
| | - Yu Tian
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
- Department of Rheumatology, The Second Affiliated Hospital of Hebei Medical University, Shijiazhuang, China
| | - Lunbi Wu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Hang Zhao
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China
| | - Xiaojuan Feng
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China.
| | - Shuxia Liu
- Department of Pathology; Center of Metabolic Diseases and Cancer Research, Institute of Medical and Health Science, Hebei Medical University; Key Laboratory of Kidney Diseases of Hebei Province, Shijiazhuang, China.
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Toll-like receptor 7-driven lupus autoimmunity induces hypertension and vascular alterations in mice. J Hypertens 2021; 38:1322-1335. [PMID: 32004206 DOI: 10.1097/hjh.0000000000002368] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
OBJECTIVE To investigate whether toll-like receptor 7 (TLR7) activation induces an increase in blood pressure and vascular damage in wild-type mice treated with the TLR7 agonist imiquimod (IMQ). METHODS Female BALB/c mice (7-9 week old) were randomly assigned to two experimental groups: an untreated control group and a group treated topically with IMQ (IMQ-treated) for 4 or 8 weeks. A group of IMQ-treated mice that take a combination of the antioxidants tempol and apocynin, and another treated IL-17-neutralizing antibody were also performed. RESULTS TLR7 activation gradually increased blood pressure, associated with elevated plasma levels of anti-dsDNA autoantibodies, splenomegaly, hepatomegaly, and severe expansion of splenic immune cells with an imbalance between proinflammatory T cells and regulatory T cells. TLR7 activation induced a marked vascular remodeling in mesenteric arteries characterized by an increased media--lumen ratio (≈40%), and an impaired endothelium-dependent vasorelaxation in aortas from wild-type mice after 8 weeks of treatment. In addition, an increased ROS production, as a result of the upregulation of NADPH oxidase subunits, and an enhanced vascular inflammation were found in aortas from IMQ-treated mice. These functional and structural vascular alterations induced by IMQ were improved by antioxidant treatment. Anti-IL-17 treatment reduced blood pressure and improved endothelial dysfunction in IMQ-treated mice. CONCLUSION Our results demonstrate that TLR7 activation induces the development of hypertension and vascular damage in BALB/c mice, and further underscore the increased vascular inflammation and oxidative stress, mediated in part by IL-17, as key factors contributing to cardiovascular complications in this TLR7-driven lupus autoimmunity model.
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Sen G, Gordon P, Sado DM. Cardiac manifestations of rheumatological disease: a synopsis for the cardiologist. Heart 2020; 107:1173-1181. [PMID: 33310886 DOI: 10.1136/heartjnl-2019-316460] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/03/2022] Open
Affiliation(s)
- Gautam Sen
- Cardiology, King's College Hospital NHS Foundation Trust, London, UK
| | - Patrick Gordon
- Department of Rheumatology, King's College Hospital, London, UK
| | - Daniel M Sado
- Cardiology, King's College Hospital NHS Foundation Trust, London, UK
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Mahtta D, Gupta A, Ramsey DJ, Rifai MA, Mehta A, Krittanawong C, Lee MT, Nasir K, Samad Z, Blumenthal RS, Jneid H, Ballantyne CM, Petersen LA, Virani SS. Autoimmune Rheumatic Diseases and Premature Atherosclerotic Cardiovascular Disease: An Analysis From the VITAL Registry. Am J Med 2020; 133:1424-1432.e1. [PMID: 32598903 DOI: 10.1016/j.amjmed.2020.05.026] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/18/2020] [Revised: 05/08/2020] [Accepted: 05/12/2020] [Indexed: 12/30/2022]
Abstract
BACKGROUND Although the association between autoimmune rheumatic diseases and atherosclerotic cardiovascular disease is well-known, there is a lack of data regarding the role of such disorders in patients with premature and extremely premature atherosclerotic cardiovascular disease. METHODS The Veterans With Premature Atherosclerosis (VITAL) registry, including patients with premature (males <55 years, females <65 years) and extremely premature atherosclerotic cardiovascular disease (<40 years), was created from the 2014-2015 nationwide Veterans Affairs (VA) health care system database. We assessed age at the time of first cardiovascular event to compare patients with premature (n = 135,703) and those with extremely premature atherosclerotic cardiovascular disease (n = 7716) with age-matched patients without atherosclerotic cardiovascular disease (nyoung = 1,153,535, nextremely young = 441,836). We assessed whether systemic lupus erythematosus, rheumatoid arthritis, psoriatic arthritis, and ankylosing spondylitis were independently associated with premature and extremely premature atherosclerotic cardiovascular disease. RESULTS Patients with premature and extremely premature atherosclerotic cardiovascular disease had a higher prevalence of all rheumatic diseases as compared with age-matched patients without atherosclerotic cardiovascular disease. In fully adjusted models, systemic lupus erythematosus (odds ratio [OR]: 1.69, 95% confidence interval [CI]: 1.56-1.83) and rheumatoid arthritis (OR: 1.72, 95% CI: 1.63-1.81) were associated with increased odds of premature atherosclerotic cardiovascular disease. Patients with systemic lupus erythematosus (OR: 3.06, 95% CI: 2.38-3.93) and rheumatoid arthritis (OR: 2.39, 95% CI: 1.85-3.08) also had a higher likelihood of extremely premature atherosclerotic cardiovascular disease. CONCLUSION Patients with systemic lupus erythematosus and rheumatoid arthritis carry higher odds of both premature and extremely premature atherosclerotic cardiovascular disease. Future studies are needed to understand the rheumatic disease-specific factors behind the development and progression of clinical atherosclerotic cardiovascular disease in these young patients.
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Affiliation(s)
- Dhruv Mahtta
- Health Policy, Quality & Informatics Program, Michael E. DeBakey VA Medical Center, Houston, Tex; Section of Cardiovascular Research, Department of Medicine, Baylor College of Medicine, Houston, Tex
| | - Angela Gupta
- Department of Medicine, University Hospitals Cleveland Medical Center, and Case Western Reserve University School of Medicine, Cleveland, Ohio
| | - David J Ramsey
- Health Policy, Quality & Informatics Program, Michael E. DeBakey VA Medical Center, Houston, Tex
| | - Mahmoud Al Rifai
- Section of Cardiology, Department of Medicine, Baylor College of Medicine, Houston, Tex
| | - Anurag Mehta
- Emory Clinical Cardiovascular Research Institute, Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Ga
| | | | - Michelle T Lee
- Department of Medicine, University of Texas Health Science Center, Houston
| | - Khurram Nasir
- Methodist DeBakey Heart & Vascular Center, Houston Methodist Hospital, Houston, Tex
| | - Zainab Samad
- Department of Medicine, The Aga Khan University, Karachi, Pakistan
| | - Roger S Blumenthal
- Johns Hopkins Ciccarone Center for the Prevention of Cardiovascular Disease, Baltimore, Md
| | - Hani Jneid
- Section of Cardiology, Department of Medicine, Baylor College of Medicine, Houston, Tex; Section of Cardiology, Michael E. DeBakey VA Medical Center, Houston, Tex
| | - Christie M Ballantyne
- Section of Cardiology, Department of Medicine, Baylor College of Medicine, Houston, Tex; Section of Cardiovascular Research, Department of Medicine, Baylor College of Medicine, Houston, Tex
| | - Laura A Petersen
- Health Policy, Quality & Informatics Program, Michael E. DeBakey VA Medical Center, Houston, Tex; Section of Health Services Research, Department of Medicine, Baylor College of Medicine, Houston, Tex
| | - Salim S Virani
- Health Policy, Quality & Informatics Program, Michael E. DeBakey VA Medical Center, Houston, Tex; Section of Cardiology, Department of Medicine, Baylor College of Medicine, Houston, Tex; Section of Cardiovascular Research, Department of Medicine, Baylor College of Medicine, Houston, Tex; Section of Health Services Research, Department of Medicine, Baylor College of Medicine, Houston, Tex.
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Vitamin D (1,25-(OH) 2D 3) Improves Endothelial Progenitor Cells Function via Enhanced NO Secretion in Systemic Lupus Erythematosus. Cardiol Res Pract 2020; 2020:6802562. [PMID: 33123377 PMCID: PMC7586170 DOI: 10.1155/2020/6802562] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/16/2019] [Revised: 04/02/2020] [Accepted: 08/24/2020] [Indexed: 01/25/2023] Open
Abstract
It has been proven that vitamin D was decreased and function of circulating endothelial progenitor cells (EPCs) was injured in systemic lupus erythematosus (SLE) patients. However, the effect of vitamin D on the function of EPCs in vitro and its mechanism need further study. Therefore, we investigated whether vitamin D improved the function of EPCs in vitro. The peripheral blood mononuclear cells of the participants were isolated from SLE patients and control subjects and cultured to EPCs. After the EPCs were treated with vitamin D (1,25-(OH)2D3), we evaluated the number, migratory and proliferative activities, and nitric oxide (NO) production of EPCs in vitro and detected vascular endothelial function by flow-mediated dilatation (FMD). We found that vitamin D in a dose-dependent manner improved number and migratory and proliferative activities of EPCs from SLE patients. Additionally, vitamin D upregulated NO production from EPCs in vitro. A significant correlation between the FMD and plasma NO level was found. There was also a correlation between number, migration, and proliferation of EPCs and NO production. Thus, the present findings indicated that vitamin D improved the function of EPCs from SLE patients via NO secretion.
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Ammar W, Taha M, Baligh E, Osama D. Assessment of vascular stiffness using different modalities in patients with systemic lupus erythematosus: a case control study. Egypt Heart J 2020; 72:24. [PMID: 32424597 PMCID: PMC7235124 DOI: 10.1186/s43044-020-00062-4] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2020] [Accepted: 05/03/2020] [Indexed: 12/17/2022] Open
Abstract
Background Cardiovascular disease is a major cause of morbidity and mortality in systemic lupus erythematosus (SLE) patients. Accurate risk stratification would require a simple, non-invasive index integrating all traditional and emerging risk factors. Vascular stiffness fulfills these requirements and has better predictive value for cardiovascular events than traditional risk factors in hypertensives and patients with coronary artery disease. Our aim was to determine whether arterial stiffness is increased in SLE patients compared to healthy controls and to correlate the arterial stiffness in SLE patients with cardiovascular risk factors, namely, hypertension and diabetes mellitus. Results This study included 50 SLE patients and 50 age- and gender-matched healthy individuals. SLE patients had higher median aortic stiffness index (SI) and lower strain and distensibility, compared to controls (p value for all < 0.001). SLE patients had significantly impaired flow-mediated dilation (FMD) compared to controls: the median (range) in SLE patients was 8.82 (2.5–21.87), compared to 19 (12–37.5) in controls (z = − 7.695, p ˂ 0.001). Regarding quality arterial stiffness (QAS) parameters, SLE patients had significantly lower median carotid distension, distensibility coefficient, and compliance coefficient, with higher median carotid SI, carotid pulse wave velocity (PWV), and augmentation index (AI), compared to controls (p value for all ≤ 0.001). SLE patients had a higher median cf-PWV 6.5 m/s (4.8–11.8), compared to a median of 4.6 m/s (3.8–6.9) in controls (z = − 8.193, p ˂ 0.001). Linear regression analysis to adjust for hypertension and diabetes mellitus yielded a statistically significant difference between both groups for all of the above parameters (p = 0.014 for maximum carotid intima media thickness (IMT) and < 0.001 for remaining parameters), with the exception of the maximum carotid augmentation index (p = 0.184). Conclusion SLE patients have significantly increased arterial stiffness and impaired FMD compared to healthy controls. This is true even after adjusting for hypertension and diabetes mellitus, highlighting the fact that SLE could be an independent cardiovascular risk factor. These findings emphasize the need for early management of SLE together with aggressive risk factor modification.
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Affiliation(s)
- Waleed Ammar
- Department of Cardiology, Kasr Al Aini Hospital, Faculty of Medicine, Cairo University, Cairo, 11562, Egypt.
| | - Moataz Taha
- Department of Cardiology, Kasr Al Aini Hospital, Faculty of Medicine, Cairo University, Cairo, 11562, Egypt
| | - Essam Baligh
- Department of Cardiology, Kasr Al Aini Hospital, Faculty of Medicine, Cairo University, Cairo, 11562, Egypt
| | - Dina Osama
- Department of Cardiology, Kasr Al Aini Hospital, Faculty of Medicine, Cairo University, Cairo, 11562, Egypt
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Tselios K, Gladman DD, Su J, Urowitz M. Impact of the new American College of Cardiology/American Heart Association definition of hypertension on atherosclerotic vascular events in systemic lupus erythematosus. Ann Rheum Dis 2020; 79:612-617. [DOI: 10.1136/annrheumdis-2019-216764] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/04/2019] [Revised: 02/14/2020] [Accepted: 02/17/2020] [Indexed: 12/22/2022]
Abstract
BackgroundThe 2017 American College of Cardiology/American Heart Association guidelines defined hypertension at ≥130/80 mm Hg. Studies on patients with connective tissue diseases were not considered. Our aim was to assess the impact of this definition on atherosclerotic vascular events (AVEs) in systemic lupus erythematosus.Patients methodsIndividuals from the Toronto Lupus Clinic with at least 2 years of follow-up and no prior AVE were divided in three groups according to their mean blood pressure (BP) over that period (≥140/90 mm Hg, 130-139/80-89 mm Hg and <130/80 mm Hg). They were followed until the first occurrence of an AVE (fatal or non-fatal coronary artery disease, cerebrovascular event and peripheral vascular disease) or last visit. Groups were compared as per the baseline atherosclerotic risk factors. A multivariable time-dependent analysis was performed to adjust for the presence of other risk factors.ResultsOf 1532 patients satisfying the inclusion criteria, 155 (10.1%) had a BP ≥140/90 mm Hg, 316 (20.6%) 130–139/80–89 mm Hg and 1061 (69.3%) were normotensives. After a mean follow-up of 10.8 years, 124 AVEs were documented. The incidence rates were 18.9, 11.5 and 4.5 per 1000 patient-years for the three groups, respectively (p=0.0007 between the 130–139/80–89 mm Hg group and the normotensives). A mean BP of 130–139/80–89 mm Hg over the first 2 years was independently associated with the occurrence of AVEs (HR 1.73, 95% CI 1.13 to 2.65, p=0.011).ConclusionPatients with lupus with a sustained mean BP of 130–139/80–89 mm Hg over 2 years had a significantly higher incidence of AVEs compared with normotensive individuals. This BP level should be the target for antihypertensive therapy to minimise their cardiovascular risk.
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Di Minno MND, Forte F, Tufano A, Buonauro A, Rossi FW, De Paulis A, Galderisi M. Speckle tracking echocardiography in patients with systemic lupus erythematosus: A meta-analysis. Eur J Intern Med 2020; 73:16-22. [PMID: 31911023 DOI: 10.1016/j.ejim.2019.12.033] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/03/2019] [Revised: 12/17/2019] [Accepted: 12/30/2019] [Indexed: 11/24/2022]
Abstract
BACKGROUND Systemic lupus erythematosus (SLE), is characterized by a systemic involvement including myocardial dysfunction. Being standard echocardiography not able at fully detecting subclinical alterations, speckle tracking echocardiography (STE) has recently emerged as a quantitative ultrasound technique to accurately estimate myocardial function. METHODS We conducted a systematic review with meta-analysis of studies reporting STE parameters in patients with SLE. RESULTS A total of 9 studies were included in the analysis. Left ventricle global longitudinal strain (GLS) was significantly lower in SLE patients than in non-SLE controls (MD: -2.331, 95% CI: -3.083, -1.580, p < 0.001). In addition, we found significant differences between SLE patients and non-SLE controls in left ventricle GLS rate (MD: -0.115, 95% CI: -0.177 to 0.063, p < 0.001), left ventricle circumferential strain(MD: -1.841, 95% CI: -3.160 to 0.521, p = 0.006) and left ventricle radial strain(MD: -11.03, 95% CI: -13.819 to 8.241, p < 0.001). Right ventricle strain was significantly lower in SLE patients than in non-SLE controls (MD: -5.814, 95% CI: -7.347, -4.281, p < 0.001). Meta-regression models showed a lower difference in left ventricle GLS between SLE cases and controls for studies with a higher prevalence of female gender and higher prevalence of hypertension. CONCLUSIONS SLE patients have lower STE parameters than controls, thus suggesting the presence of an impaired myocardial function involving both left and right ventricle.
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Affiliation(s)
| | - Francesco Forte
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Antonella Tufano
- Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy
| | - Agostino Buonauro
- Department of Advanced Biomedical Sciences, Federico II University, Naples, Italy
| | - Francesca Wanda Rossi
- Department of Translational Medical Sciences, Federico II University, Via S. Pansini 5, 80131 Naples, Italy
| | - Amato De Paulis
- Department of Translational Medical Sciences, Federico II University, Via S. Pansini 5, 80131 Naples, Italy
| | - Maurizio Galderisi
- Department of Advanced Biomedical Sciences, Federico II University, Naples, Italy
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Kieninger-Gräfitsch A, Vogt S, Ribi C, Dubler D, Chizzolini C, Huynh-Do U, Osthoff M, Trendelenburg M. No association of complement mannose-binding lectin deficiency with cardiovascular disease in patients with Systemic Lupus Erythematosus. Sci Rep 2020; 10:3693. [PMID: 32111865 PMCID: PMC7048794 DOI: 10.1038/s41598-020-60523-3] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2019] [Accepted: 02/10/2020] [Indexed: 11/09/2022] Open
Abstract
Cardiovascular (CV) morbidity is the major cause of death in patients with Systemic Lupus Erythematosus (SLE). Previous studies on mannose-binding lectin (MBL) gene polymorphisms in SLE patients suggest that low levels of complement MBL are associated with cardiovascular disease (CVD). However, as large studies on MBL deficiency based on resulting MBL plasma concentrations are lacking, the aim of our study was to analyze the association of MBL concentrations with CVD in SLE patients. Plasma MBL levels SLE patients included in the Swiss SLE Cohort Study were quantified by ELISA. Five different CV organ manifestations were documented. Of 373 included patients (85.5% female) 62 patients had at least one CV manifestation. Patients with MBL deficiency (levels below 500 ng/ml or 1000 ng/ml) had no significantly increased frequency of CVD (19.4% vs. 15.2%, P = 0.3 or 17.7% vs. 15.7%, P = 0.7). After adjustment for traditional CV risk factors, MBL levels and positive antiphospholipid serology (APL+) a significant association of CVD with age, hypertension, disease duration and APL+ was demonstrated. In our study of a large cohort of patients with SLE, we could not confirm previous studies suggesting MBL deficiency to be associated with an increased risk for CVD.
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Affiliation(s)
- A Kieninger-Gräfitsch
- Division of Internal Medicine and Clinical Immunology Lab, Department of Biomedicine, University Hospital and University, Basel, Switzerland.
| | - S Vogt
- Division of Internal Medicine and Clinical Immunology Lab, Department of Biomedicine, University Hospital and University, Basel, Switzerland
| | - C Ribi
- Department of Immunology and Allergy, University Hospital, Lausanne, Switzerland
| | - D Dubler
- Division of Internal Medicine and Clinical Immunology Lab, Department of Biomedicine, University Hospital and University, Basel, Switzerland
| | - C Chizzolini
- Department of Internal Medicine Specialties, Clinical Immunology and Allergy, University Hospital and School of Medicine, Geneva, Switzerland
| | - U Huynh-Do
- Department of Nephrology and Hypertension, University Hospital, Bern, Switzerland
| | - M Osthoff
- Division of Internal Medicine and Clinical Immunology Lab, Department of Biomedicine, University Hospital and University, Basel, Switzerland
| | - M Trendelenburg
- Division of Internal Medicine and Clinical Immunology Lab, Department of Biomedicine, University Hospital and University, Basel, Switzerland
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Aragón CC, Tafúr RA, Suárez-Avellaneda A, Martínez MDT, Salas ADL, Tobón GJ. Urinary biomarkers in lupus nephritis. J Transl Autoimmun 2020; 3:100042. [PMID: 32743523 PMCID: PMC7388339 DOI: 10.1016/j.jtauto.2020.100042] [Citation(s) in RCA: 35] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2019] [Revised: 01/07/2020] [Accepted: 02/06/2020] [Indexed: 02/08/2023] Open
Abstract
Systemic lupus erythematosus (SLE) is the prototypical autoimmune disease that can affect any organ of the body. Multiple mechanisms may contribute to the pathophysiology of systemic lupus, including failure to remove apoptotic bodies, hyperactivity of self-reactive B and T lymphocytes, abnormal exposure to autoantigens, and increased levels of B-cell stimulatory cytokines. The involvement of the kidney, called lupus nephritis (LN), during the course of the disease affects between 30% and 60% of adult SLE patients, and up to 70% of children. LN is an immune-mediated glomerulonephritis that is a common and serious finding in patients with SLE. Nowadays, renal biopsy is considered the gold standard for classifying LN, besides its degree of activity or chronicity. Nevertheless, renal biopsy lacks the ability to predict which patients will respond to immunosuppressive therapy and is a costly and risky procedure that is not practical in the monitoring of LN because serial repetitions would be necessary. Consequently, many serum and urinary biomarkers have been studied in SLE patients for the complementary study of LN, existing conventional biomarkers like proteinuria, protein/creatinine ratio in spot urine, 24 h urine proteinuria, creatinine clearance, among others and non-conventional biomarkers, like Monocyte chemoattractant protein-1 (MCP-1), have been correlated with the histological findings of the different types of LN. In this article, we review the advances in lupus nephritis urinary biomarkers. Such markers ideally should be capable of predicting early sub-clinical flares and could be used to follow response to therapy. In addition, some of these markers have been found to be involved in the pathogenesis of lupus nephritis.
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Affiliation(s)
- Cristian C. Aragón
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
| | - Raúl-Alejandro Tafúr
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
- Universidad Icesi, Medical School, Cali, Colombia
| | - Ana Suárez-Avellaneda
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
| | - MD. Tatiana Martínez
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
- Universidad Icesi, Medical School, Cali, Colombia
| | - Alejandra de las Salas
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
- Universidad Icesi, Medical School, Cali, Colombia
| | - Gabriel J. Tobón
- GIRAT: Grupo de Investigación en Reumatología, Autoinmunidad y Medicina Traslacional, Fundación Valle Del Lili and Universidad Icesi, Cali, Colombia
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Sciatti E, Cavazzana I, Vizzardi E, Bonadei I, Fredi M, Taraborelli M, Ferizi R, Metra M, Tincani A, Franceschini F. Systemic Lupus Erythematosus and Endothelial Dysfunction: A Close Relationship. Curr Rheumatol Rev 2020; 15:177-188. [PMID: 30474532 DOI: 10.2174/1573397115666181126105318] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/12/2018] [Revised: 06/04/2018] [Accepted: 11/14/2018] [Indexed: 12/14/2022]
Abstract
BACKGROUND Accelerated atherosclerosis, responsible for premature cardiovascular disease, has been estimated to develop or progress in 10% of systemic lupus erythematosus (SLE) patients each year and to be 6-fold more frequent in SLE compared with the general population. The mechanisms underlying accelerated atherosclerosis in SLE are complex and involve classical and "non-classical" cardiovascular risk factors. Subclinical and disseminated atherosclerosis is associated with endothelial dysfunction and arterial stiffness. OBJECTIVE The aim of this review is to analyze the association between SLE and endothelial dysfunction. RESULTS AND CONCLUSION Different mechanisms have been proposed to explain the prevalence of endothelial dysfunction in SLE, which are briefly reported in this review: impaired clearance of apoptotic cells, oxidative stress markers, B cell activation with different circulating autoantibodies, different subtypes of T lymphocytes, cytokine cascade. Several studies and meta-analyses show a significant trend towards a prevalence of subclinical accelerated atherosclerosis in patients with SLE compared with healthy controls, since childhood. Based on general considerations, we suggest a multidisciplinary management to assess endothelial dysfunction at the diagnosis of the disease and to periodically search for and treat the traditional cardiovascular risk factors. Prospective studies are needed to confirm the benefits of this management.
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Affiliation(s)
- Edoardo Sciatti
- Cardiology Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Ilaria Cavazzana
- Rheumatology and Clinical Immunolgy Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Enrico Vizzardi
- Cardiology Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Ivano Bonadei
- Cardiology Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Micaela Fredi
- Rheumatology and Clinical Immunolgy Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Mara Taraborelli
- Internal Medicine Unit, ASST Franciacorta, Chiari, Brescia, Italy
| | - Romina Ferizi
- Cardiology Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Marco Metra
- Cardiology Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Angela Tincani
- Rheumatology and Clinical Immunolgy Unit, University and ASST Spedali Civili, Brescia, Italy
| | - Franco Franceschini
- Rheumatology and Clinical Immunolgy Unit, University and ASST Spedali Civili, Brescia, Italy
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Wu Q, Xu WD, Huang AF. Role of angiopoietin-2 in inflammatory autoimmune diseases: A comprehensive review. Int Immunopharmacol 2020; 80:106223. [PMID: 31991374 DOI: 10.1016/j.intimp.2020.106223] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2019] [Revised: 01/12/2020] [Accepted: 01/16/2020] [Indexed: 12/16/2022]
Abstract
Angiogenesis is defined as the growth of new capillaries sprouting from pre-existing vasculature. Pathological angiogenesis signals can lead to dysregulated development of new vessels. Inflammation is accompanied by pathological angiogenesis. During an inflammatory process, newly formed blood vessels provide oxygen and nutrients to the inflamed tissue, facilitating the transport of inflammatory cells. Therefore, angiogenesis is closely related to pathogenesis of inflammatory autoimmune diseases. As a member of the angiopoietin family, Angiopoietin-2 (Ang-2) plays an irreplaceable role in angiogenesis. This review will narrate the expression of Ang-2 and its role in inflammatory autoimmune diseases. Collecting this information may improve the acquaintance of Ang-2 and provide a theoretical foundation for clinical trials and drug development in the future.
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MESH Headings
- Angiopoietin-2/antagonists & inhibitors
- Angiopoietin-2/genetics
- Angiopoietin-2/metabolism
- Animals
- Autoimmune Diseases/drug therapy
- Autoimmune Diseases/genetics
- Autoimmune Diseases/immunology
- Autoimmune Diseases/pathology
- Disease Models, Animal
- Drug Development
- Endothelial Cells/immunology
- Endothelial Cells/metabolism
- Endothelium, Vascular/cytology
- Endothelium, Vascular/immunology
- Endothelium, Vascular/metabolism
- Endothelium, Vascular/pathology
- Humans
- Macrophages/immunology
- Macrophages/metabolism
- Monocytes/immunology
- Monocytes/metabolism
- Neovascularization, Pathologic/drug therapy
- Neovascularization, Pathologic/genetics
- Neovascularization, Pathologic/immunology
- Neovascularization, Pathologic/pathology
- Receptor, TIE-2/metabolism
- Signal Transduction/drug effects
- Signal Transduction/immunology
- T-Lymphocytes/immunology
- T-Lymphocytes/metabolism
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Affiliation(s)
- Qian Wu
- Department of Evidence-Based Medicine, Southwest Medical University, China
| | - Wang-Dong Xu
- Department of Evidence-Based Medicine, Southwest Medical University, China.
| | - An-Fang Huang
- Department of Rheumatology and Immunology, Affiliated Hospital of Southwest Medical University, China.
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Choi H, Uceda DE, Dey AK, Mehta NN. Application of Non-invasive Imaging in Inflammatory Disease Conditions to Evaluate Subclinical Coronary Artery Disease. Curr Rheumatol Rep 2019; 22:1. [PMID: 31832865 DOI: 10.1007/s11926-019-0875-0] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
PURPOSE OF REVIEW Traditional risk models, such as the Framingham risk score, fail to capture the increased cardiovascular disease risk seen in patients with chronic inflammatory diseases. This review will cover imaging modalities and their emerging applications in assessing subclinical cardiovascular disease for both research and clinical care in patients with chronic inflammatory diseases. RECENT FINDINGS Multiple imaging modalities have been studied to assess for subclinical cardiovascular disease via functional/physiologic, inflammatory, and anatomic assessment in patients with chronic inflammatory diseases. The use of imaging to evaluate subclinical cardiovascular disease in patients with chronic inflammatory diseases has the potential to capture early sub-clinical atherosclerosis, to improve risk stratification of future cardiovascular events, and to guide effective disease management.
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Affiliation(s)
- Harry Choi
- National Heart, Lung, Blood Institute, National Institutes of Health, Bethesda, MD, 20892, USA
| | - Domingo E Uceda
- National Heart, Lung, Blood Institute, National Institutes of Health, Bethesda, MD, 20892, USA
| | - Amit K Dey
- National Heart, Lung, Blood Institute, National Institutes of Health, Bethesda, MD, 20892, USA
| | - Nehal N Mehta
- National Heart, Lung, Blood Institute, National Institutes of Health, Bethesda, MD, 20892, USA.
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Fernández-Garcés M, Haro G, Micó ML. Predisposing factors to nonfatal cardiovascular events in women with systemic lupus erythematosus. An observational, cross-sectional, multicenter study in Spain from the risk/systemic lupus erythematosus thematic network. Medicine (Baltimore) 2019; 98:e17489. [PMID: 31651851 PMCID: PMC6824671 DOI: 10.1097/md.0000000000017489] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
Abstract
Very few studies have been published on cardiovascular morbidity in Spanish patients diagnosed with systemic lupus erythematosus (SLE). Moreover, knowledge of the predictive factors for the occurrence of nonfatal events in this group of patients is scarce.This was a multicenter, observational, cross-sectional study designed to ascertain the prevalence of nonfatal cardiovascular risk factors and cardiovascular events (CVEs) in 335 Spanish women diagnosed with SLE between 2003 and 2013.The average patient age was 36.0 years (range: 26.4-45.6); 35 patients (10.7%) experienced at least 1 CVE, which most frequently affected the brain, followed by the heart, and finally, the peripheral vasculature. Both the number of admissions because of SLE (95% confidence interval [CI] odds ratio [OR] = 1.024-1.27, P = .017) and the systemic lupus international collaborating clinics (SLICC) chronicity index score (95% CI OR = 1.479-2.400, P = .000) resulted in an increase in the OR of these patients presenting a CVE. Regarding the classic risk factors, only the interaction between hypertension (HT) and treatment with antihypertensive drugs influenced the presence of CVEs (95% CI OR = 2.165-10.377, P = .000). The presence of a family history of early cardiovascular disease was also related to CVEs (95% CI OR = 2.355-40.544, P = .002). Binary logistic regression including the above factors resulted in a model in which the 3 main variables in each group persisted, implying that they must be independent of each other. However, the weight of the interaction between the family history of early cardiovascular disease and the interaction between HT and the use of antihypertensives was higher than for the number of admissions for SLE.The SLE disease activity over time (measured using the SLICC) and the number of hospital admissions due to the disease itself, both increase the risk of women with SLE presenting a CVE. Classic cardiovascular risk factors, especially HT and its treatment, as well as a family history of early CVEs, should be considered when assessing the risk of nonfatal CVEs in women with SLE.
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Affiliation(s)
| | - Gonzalo Haro
- TXP Research Group, Department of Medicine, Universidad Cardenal Herrera-CEU, CEU Universities, Castellón
- Provincial Hospital of Castellón
| | - María Luisa Micó
- Internal Medicine Service, Hospital Universitario y Politécnico La Fe, Valencia, Spain
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Katz G, Smilowitz NR, Blazer A, Clancy R, Buyon JP, Berger JS. Systemic Lupus Erythematosus and Increased Prevalence of Atherosclerotic Cardiovascular Disease in Hospitalized Patients. Mayo Clin Proc 2019; 94:1436-1443. [PMID: 31303426 PMCID: PMC6711365 DOI: 10.1016/j.mayocp.2019.01.044] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/07/2018] [Revised: 12/18/2018] [Accepted: 01/11/2019] [Indexed: 11/28/2022]
Abstract
OBJECTIVE To assess the prevalence of atherosclerotic cardiovascular disease (ASCVD) and its individual phenotypes of coronary artery disease (CAD), peripheral artery disease (PAD), and cerebrovascular disease by age and sex in a large US cohort of hospitalized patients with systemic lupus erythematosus (SLE). METHODS A nested case-control study of adults with and without SLE was conducted from the January 1, 2008, through December 31, 2014, National Inpatient Sample. Hospitalized patients with SLE were matched (1:3) by age, sex, race, and calendar year to hospitalized patients without SLE. The prevalences of CAD, PAD, and cerebrovascular disease were evaluated, and associations with SLE were determined after adjustment for common cardiovascular risk factors. RESULTS Among the 252,676 patients with SLE and 758,034 matched patients without SLE, the mean age was 51 years, 89% were women, and 49% were white. Patients with SLE had a higher prevalence of ASCVD vs those without SLE (25.6% vs 19.2%; OR, 1.45; 95% CI, 1.44-1.47; P<.001). After multivariable adjustment, SLE was associated with a greater odds of ASCVD (adjusted odds ratio [aOR], 1.46; 95% CI, 1.41-1.51). The association between SLE and ASCVD was observed in women and men and was attenuated with increasing age. Also, SLE was associated with increased odds of CAD (aOR, 1.42; 95% CI, 1.40-1.44), PAD (aOR, 1.25; 95% CI, 1.22-1.28), and cerebrovascular disease (aOR, 1.68; 95% CI, 1.65-1.71). CONCLUSION In hospitalized US patients, SLE was associated with increased ASCVD prevalence, which was observed in both sexes and was greatest in younger patients.
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Affiliation(s)
- Gregory Katz
- Division of Cardiology, Department of Medicine, Marc and Ruti Bell Program in Vascular Biology, New York University School of Medicine, New York, NY
| | - Nathaniel R Smilowitz
- Division of Cardiology, Department of Medicine, Marc and Ruti Bell Program in Vascular Biology, New York University School of Medicine, New York, NY
| | - Ashira Blazer
- Division of Rheumatology, Department of Medicine, New York University School of Medicine, New York, NY
| | - Robert Clancy
- Division of Rheumatology, Department of Medicine, New York University School of Medicine, New York, NY
| | - Jill P Buyon
- Division of Rheumatology, Department of Medicine, New York University School of Medicine, New York, NY
| | - Jeffrey S Berger
- Division of Cardiology, Department of Medicine, Marc and Ruti Bell Program in Vascular Biology, New York University School of Medicine, New York, NY.
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Tydén H, Lood C, Jönsen A, Gullstrand B, Kahn R, Linge P, Kumaraswamy SB, Dahlbäck B, Bengtsson AA. Low plasma concentrations of apolipoprotein M are associated with disease activity and endothelial dysfunction in systemic lupus erythematosus. Arthritis Res Ther 2019; 21:110. [PMID: 31046824 PMCID: PMC6498515 DOI: 10.1186/s13075-019-1890-2] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/02/2019] [Accepted: 04/02/2019] [Indexed: 01/12/2023] Open
Abstract
BACKGROUND Apolipoprotein M (apoM) is a 25-kDa apolipoprotein present in 5% of high-density lipoprotein (HDL) particles. It is suggested to be anti-atherogenic and to play a key role in sustaining endothelial barrier integrity. SLE patients have increased cardiovascular disease risk, and we aimed to investigate if apoM levels reflect endothelial function in SLE. Since apoM plasma levels decrease during inflammatory conditions, our aim was also to determine the impact of SLE disease activity on apoM plasma levels. METHODS Plasma concentrations of apoM were measured by ELISA in two patient groups with systemic lupus erythematosus (SLE) and in 79 healthy control individuals. In patient group I (n = 84), evaluation time points were selected with the objective to include a wide range of clinical and laboratory variables reflecting disease activity which was measured as SLEDAI. In patient group II consisting of 140 consecutive patients, endothelial function was measured by a finger plethysmograph. A low Reactive Hyperemia Index (RHI) value indicates endothelial dysfunction. RESULTS SLE patients had decreased levels of apoM compared to healthy controls (p < 0.01), with apoM levels correlating inversely with SLEDAI (r = - 0.31, p < 0.01) as well as with levels of CRP (r = - 0.26, p = 0.02) and positively with levels of C3 (r = 0.29, p < 0.01). ApoM levels were particularly low in patients with active disease from the kidney and skin and in patients with leukopenia or positive anti-dsDNA antibody test (p < 0.05). ApoM levels correlated with RHI values in young SLE patients (r = 0.32, p = 0.01), consistent with the important role of apoM in regulating endothelial integrity. CONCLUSIONS ApoM levels may be regulated by SLE-related inflammatory processes and could be a marker of disease activity and endothelial dysfunction, in particular in young SLE patients. Further studies are needed to investigate the predictive value of apoM in the development of a cardiovascular disease.
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Affiliation(s)
- Helena Tydén
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden.
| | - Christian Lood
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden
| | - Andreas Jönsen
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden
| | - Birgitta Gullstrand
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden
| | - Robin Kahn
- Department of Pediatrics, Clinical Sciences Lund, Lund University, Lund, Sweden.,Wallenberg Centre for Molecular Medicine, Lund University, Lund, Sweden
| | - Petrus Linge
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden
| | - Sunil B Kumaraswamy
- Department of Translational Medicine, Lund University, 214 28, Malmö, Sweden
| | - Björn Dahlbäck
- Department of Translational Medicine, Lund University, 214 28, Malmö, Sweden
| | - Anders A Bengtsson
- Department of Rheumatology, Clinical Sciences, Lund University, SE-22185, Lund, Sweden
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Jones Buie JN, Pleasant Jenkins D, Muise-Helmericks R, Oates JC. L-sepiapterin restores SLE serum-induced markers of endothelial function in endothelial cells. Lupus Sci Med 2019; 6:e000294. [PMID: 31168396 PMCID: PMC6519412 DOI: 10.1136/lupus-2018-000294] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/13/2018] [Revised: 10/18/2018] [Accepted: 11/14/2018] [Indexed: 12/15/2022]
Abstract
OBJECTIVE SLE serves as an independent risk factor` for endothelial dysfunction (ED) not explained by Framingham risk factors. We sought to understand the development of SLE-induced ED on a cellular level in order to develop strategies aimed at reversing cellular abnormalities. This study assessed the impact of SLE patient serum on endothelial nitric oxide synthase (eNOS), nitric oxide (NO) production and functional changes in the cell. METHODS Human umbilical vein endothelial cells (HUVECs) cultured in serum of either SLE (n=25) or healthy patients (n=14) or endothelial basal medium 2 (EBM-2) culture media supplemented with fetal bovine serum with or without L-sepiapterin were used for our studies. We applied the fluorescent probe DAF-FM diacetate for intracellular NO detection using flow cytometry. Total RNA isolates were analysed using reverse transcription PCR for eNOS mRNA expression. Oxygen consumption rate was determined using seahorse analysis. Neutrophil adhesion and migration were determined using a calcein AM microscopy assay. RESULTS The mRNA expression of eNOS was increased in SLE cultured HUVECs compared with healthy control (p<0.05). The SLE eNOS mRNA level correlated with SLE patient age (p=0.008); however, this trend was not observed with healthy patients. SLE serum reduced NO production in HUVECs compared with EBM-2 cultured cells (p<0.05). Co-treatment of endothelial cells with L-sepiapterin preserved HUVEC capacity to produce NO in SLE conditions (p<0.01). SLE serum enhanced neutrophil migration (p<0.01) but not neutrophil adhesion compared with healthy controls. The bioenergetic health index was not different. CONCLUSIONS SLE likely causes disruption of endothelial cell eNOS function and NO modulated pathways.
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Affiliation(s)
- Joy N Jones Buie
- Department of Neurology, Medical University of South Carolina, Charleston, South Carolina, USA
- Department of Medicine, Division of Rheumatology, Medical University of South Carolina, Charleston, South Carolina, USA
| | - Dorea Pleasant Jenkins
- Department of Regenerative Medicine and Cell Biology, Medical University of South Carolina, Charleston, South Carolina, USA
| | - Robin Muise-Helmericks
- Department of Regenerative Medicine and Cell Biology, Medical University of South Carolina, Charleston, South Carolina, USA
| | - Jim C Oates
- Department of Medicine, Division of Rheumatology, Medical University of South Carolina, Charleston, South Carolina, USA
- Medical Service, Rheumatology Section, Ralph H. Johnson VA Medical Center, Charleston, South Carolina, USA
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Ramirez GA, Efthymiou M, Isenberg DA, Cohen H. Under crossfire: thromboembolic risk in systemic lupus erythematosus. Rheumatology (Oxford) 2018; 58:940-952. [DOI: 10.1093/rheumatology/key307] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/13/2018] [Revised: 08/31/2018] [Indexed: 12/28/2022] Open
Affiliation(s)
- Giuseppe A Ramirez
- Centre for Rheumatology, Division of Medicine, University College London, London, UK
- Department of Rheumatology, University College London Hospitals NHS Foundation Trust, London, UK
- Università Vita-Salute San Raffaele, Milan, Italy
| | - Maria Efthymiou
- Haemostasis Research Unit, Department of Haematology, University College London, London, UK
| | - David A Isenberg
- Centre for Rheumatology, Division of Medicine, University College London, London, UK
- Department of Rheumatology, University College London Hospitals NHS Foundation Trust, London, UK
| | - Hannah Cohen
- Haemostasis Research Unit, Department of Haematology, University College London, London, UK
- Department of Haematology, University College London Hospitals NHS Foundation Trust, London, UK
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Cardiac Manifestations in Systemic Lupus Erythematosus: A Case Report and Review of the Literature. AMERICAN JOURNAL OF MEDICAL CASE REPORTS 2018; 6:180-183. [PMID: 30533521 DOI: 10.12691/ajmcr-6-9-3] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Abstract
BACKGROUND Systemic Lupus Erythematosus (SLE) is a chronic autoimmune disease with a wide range of clinical features and variable clinical course. SLE tends to affect women during childbearing years and is characterized by multi-organ involvement. Cardiac complications in SLE, which have been described to occur in about 50% of the cases, contributes to significant morbidity and mortality in this population. We describe a patient with SLE and established lupus nephritis who subsequently developed cardiac manifestations including valvular abnormalities, arrythmia and end stage heart failure. The clinical features, work up and management will be discussed. CASE PRESENTATION A 35 year-old African American woman diagnosed with SLE in her twenties presented to our hospital for evaluation of shortness of breath. After SLE diagnosis, the patient had been prescribed hydrochloroquine and low dose steroids for joint and skin manifestations. Four years after initial presentation, she developed biopsy proven lupus nephritis for which standard induction therapy was administered. She was placed on maintenance immunosuppression with stable renal function. On admission, the patient's symptoms included dyspnea on exertion, chest pain, palpitations, and a non-productive cough. Initial evaluation identified atrial fibrillation and new onset of heart failure given elevated brain natriuretic peptide (BNP) levels and left ventricular ejection fraction (EF) of 15% by echocardiogram. Cardiac catheterization revealed global hypokinesis and non-obstructive coronary artery disease (CAD). The patient was deemed not a suitable candidate for cardiac transplant and was offered a life vest as bridging to an implantable cardioverter (ICD). Twenty-four months after discharge, the patient continued to be managed medically and has not had any subsequent hospitalizations. CONCLUSION Cardiac complications, reported in about 50% of SLE patients, are associated with high morbidity and mortality. Pericarditis is the most common, however conduction defects, valvular damage and heart failure are also observed among SLE patients. The pathogenesis of cardiac involvement seems to be multifactorial. The management of heart failure in SLE entails medical therapy and implantable device use. Further research is needed to explore new options to arrest the development and progression of cardiac disease among lupus patients.
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Association between Type I interferon and depletion and dysfunction of endothelial progenitor cells in C57BL/6 mice deficient in both apolipoprotein E and Fas ligand. Curr Res Transl Med 2018; 66:71-82. [DOI: 10.1016/j.retram.2018.02.002] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2017] [Revised: 10/31/2017] [Accepted: 02/07/2018] [Indexed: 11/22/2022]
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Hajialilo M, Tayari P, Ghorbanihaghjo A, Khabbazi A, Malek Mahdavi A, Rashtchizadeh N. Relationship between serum vascular cell adhesion molecule-1 and endothelin-1 levels with organ involvement and disease activity in systemic lupus erythematosus patients. Lupus 2018; 27:1918-1925. [DOI: 10.1177/0961203318796285] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Background Endothelial dysfunction plays an important role in pathogenesis of systemic lupus erythematosus (SLE). Considering the importance of serum soluble vascular cell adhesion molecule-1 as the most abundant of the circulating adhesion molecules increased as a result of endothelial dysfunction and the role of endothelin-1 in pathophysiology of SLE, this study aimed to evaluate serum soluble vascular cell adhesion molecule-1 and endothelin-1 levels in SLE patients compared to healthy subjects. Methods In this cross-sectional study, 60 SLE patients according to the Systemic Lupus International Collaborating Clinics classification criteria for SLE and 40 age and sex-matched healthy controls were included. In patients, clinical examination was performed and SLE disease activity index was assessed. Serum endothelin-1 and soluble vascular cell adhesion molecule-1 levels were measured using ELISA kits. Results The mean ± standard deviation age of patients and controls was 31.91 ± 7.66 and 33.20 ± 10.08 years, respectively. Compared to healthy controls, serum soluble vascular cell adhesion molecule-1 (1023.8 ± 352.96 vs. 866.06 ± 109.91) and endothelin-1 (77.83 ± 16.27 vs. 54.45 ± 12.01) was significantly higher in SLE patients ( P = 0.003 and P < 0.001, respectively). The most common organs involved in patients were skin, joint and kidney. There were no significant differences in serum soluble vascular cell adhesion molecule-1 and endothelin-1 levels according to organ involvement, activity of disease and the conventional serum markers of disease activity ( P > 0.05). There was no significant correlation between disease activity, organ involvement and negative or positivity of autoantibodies as well as serum complement with endothelin-1 and vascular cell adhesion molecule-1 levels ( P > 0.05). Conclusions Although our study revealed higher serum soluble vascular cell adhesion molecule-1 and endothelin-1 levels in SLE patients compared to healthy controls, there were no significant correlations between their serum levels with organ involvement and disease activity.
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Affiliation(s)
- M Hajialilo
- Connective Tissue Diseases Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
| | - P Tayari
- Connective Tissue Diseases Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
| | - A Ghorbanihaghjo
- Biotechnology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
| | - A Khabbazi
- Connective Tissue Diseases Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
| | - A Malek Mahdavi
- Connective Tissue Diseases Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
| | - N Rashtchizadeh
- Connective Tissue Diseases Research Center, Tabriz University of Medical Sciences, Tabriz, Iran
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da Rosa Franchi Santos LF, Stadtlober NP, Costa Dall'Aqua LG, Scavuzzi BM, Guimarães PM, Flauzino T, Batisti Lozovoy MA, Mayumi Iriyoda TV, Vissoci Reiche EM, Dichi I, Maes M, Colado Simão A. Increased adhesion molecule levels in systemic lupus erythematosus: relationships with severity of illness, autoimmunity, metabolic syndrome and cortisol levels. Lupus 2018; 27:380-388. [DOI: 10.1177/0961203317723716] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
Background This study was performed to assess adhesion molecules in systemic lupus erythematosus (SLE). Methods This case-control study examined 126 SLE patients and 48 healthy individuals. Blood levels of six adhesion molecules, cortisol, nuclear autoantibody (ANA) and anti-double stranded DNA (anti-dsDNA) titers were measured, while disease activity was assessed using the SLE Disease Activity Index (SLEDAI) score. Results Platelet endothelial cell adhesion molecule 1 (PECAM-1), vascular cell adhesion molecule 1 (VCAM-1), E-selectin, P-selectin, and plasminogen activator inhibitor type-1 (PAI-1) were significantly higher in SLE patients than in controls. Binary logistic regression analysis showed that PECAM-1 and PAI-1 predicted SLE with a sensitivity of 86.5% and a specificity of 81.3%. ANA titers were significantly and positively associated with PECAM-1, VCAM-1, E-selectin, and PAI-1, whereas there were no associations between anti-dsDNA titers and adhesion molecules. Cortisol was negatively associated with PCAM-1 and ICAM-1. There were significant associations between metabolic syndrome (MetS) and E-selectin and PAI-1. 14.8% of the variance in the SLEDAI score was explained by the regression on PECAM-1 and MetS. Conclusions Our data show that adhesion molecules, especially PECAM-1, are significantly associated with SLE and disease activity, suggesting that they play a role in SLE pathophysiology. While MetS, ANA titers and cortisol levels modulate adhesion molecule levels, these associations do not explain the increased levels of adhesion molecules in SLE. Increased levels of adhesion molecules are new drug targets in SLE.
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Affiliation(s)
| | - N P Stadtlober
- Graduate Program in Pathology, Clinical Analysis and Toxicology, University of Londrina, Brazil
| | - L G Costa Dall'Aqua
- Graduate Program in Pathology, Clinical Analysis and Toxicology, University of Londrina, Brazil
| | - B M Scavuzzi
- Graduate Program in Health Sciences, University of Londrina, Brazil
| | - P M Guimarães
- Graduate Program in Health Sciences, University of Londrina, Brazil
| | - T Flauzino
- Graduate Program in Health Sciences, University of Londrina, Brazil
| | - M A Batisti Lozovoy
- Department of Pathology, Clinical Analysis and Toxicology, University of Londrina, Brazil
| | | | - E M Vissoci Reiche
- Department of Pathology, Clinical Analysis and Toxicology, University of Londrina, Brazil
| | - I Dichi
- Department of Internal Medicine, University of Londrina, Brazil
| | - M Maes
- IMPACT Strategic Research Centre, School of Medicine, Deakin University, Geelong, VIC, Australia
| | - A Colado Simão
- Department of Pathology, Clinical Analysis and Toxicology, University of Londrina, Brazil
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Teixeira V, Tam LS. Novel Insights in Systemic Lupus Erythematosus and Atherosclerosis. Front Med (Lausanne) 2018; 4:262. [PMID: 29435447 PMCID: PMC5796914 DOI: 10.3389/fmed.2017.00262] [Citation(s) in RCA: 45] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2017] [Accepted: 12/28/2017] [Indexed: 01/22/2023] Open
Abstract
Introduction The systemic inflammatory nature of systemic lupus erythematosus (SLE) is well patent not only in the diverse clinical manifestations of the disease but also in the increased risk of premature atherosclerosis and cardiovascular events (CVE), making SLE one of the most complex diseases to study and manage in clinical practice. Aim To travel from old aspects to modern insights on the physiopathology, new molecular biomarkers, imaging methods of atherosclerosis assessment, and the potential treatments of atherosclerosis in SLE. Methods We conducted a literature search using PubMed database and performed a critical review. Conclusion/discussion Several developments have taken place in the understanding of the relationship between SLE and premature atherosclerosis. Nevertheless, cardiovascular diseases are still the major cause of reduced life expectancy in SLE and the main cause of death. The lack of standardization methods for the imaging assessment of atherosclerosis in SLE and the multifactorial nature of the disease are well patriated in the difficulty of achieving consistent and reproducible results among studies that focus in cardiovascular risk assessment and prediction. A raising number of molecular biomarkers of atherosclerosis have been proposed, but the combination of several biomarkers and risk factors may better estimate cardiovascular disease risk. Moreover, the development of effective therapies to prevent progression of atherosclerosis and CVE shall address systemic inflammation.
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Affiliation(s)
- Vítor Teixeira
- Rheumatology Department, Centro Hospitalar de Lisboa Norte, EPE, Hospital de Santa Maria, Lisbon, Portugal
| | - Lai-Shan Tam
- Department of Medicine and Therapeutics, The Prince of Wales Hospital, The Chinese University of Hong Kong, Sha Tin, Hong Kong
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Reynolds JA, Rosenberg AZ, Smith CK, Sergeant JC, Rice GI, Briggs TA, Bruce IN, Kaplan MJ. Brief Report: Vitamin D Deficiency Is Associated With Endothelial Dysfunction and Increases Type I Interferon Gene Expression in a Murine Model of Systemic Lupus Erythematosus. Arthritis Rheumatol 2017; 68:2929-2935. [PMID: 27390112 DOI: 10.1002/art.39803] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/13/2015] [Accepted: 06/28/2016] [Indexed: 01/17/2023]
Abstract
OBJECTIVE Patients with systemic lupus erythematosus (SLE) have an increased risk of cardiovascular disease (CVD) and impaired endothelial repair. Although vitamin D deficiency is associated with increased CVD risk in the general population, a causal relationship has not been demonstrated. We aimed to determine whether vitamin D deficiency directly modulates endothelial dysfunction and immune responses in a murine model of SLE. METHODS Vitamin D deficiency was induced in lupus-prone MRL/lpr mice by dietary restriction for 6 weeks. Endothelium-dependent vasorelaxation was quantified using aortic ring myography, and endothelial repair mechanisms were assessed by evaluating the phenotype and function of bone marrow endothelial progenitor cells (EPCs) and with the use of an in vivo Matrigel plug model. Lupus disease activity was determined by evaluating expression of interferon-stimulated genes (ISGs) in splenic tissue, positivity for serum autoantibodies, and renal histology. To validate the findings, expression of ISGs was also measured in whole blood from vitamin D-deficient and vitamin D-sufficient patients with SLE. RESULTS Vitamin D deficiency resulted in impaired endothelium-dependent vasorelaxation and decreases in neoangiogenesis without a change in the total number of EPCs. There were no differences in anti-double-stranded DNA titers, proteinuria, or glomerulonephritis (activity or chronicity) between vitamin D-deficient or sufficient mice. Vitamin D deficiency was associated with a trend toward increased ISG expression both in mice and in patients with SLE. CONCLUSION These findings indicate that vitamin D deficiency is associated with hampered vascular repair and reduced endothelial function, and may modulate type I interferon responses.
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Affiliation(s)
- John A Reynolds
- NIH, Bethesda, Maryland, and Central Manchester University Hospital NHS Foundation Trust and Manchester Academic Health Science Centre, Manchester, UK
| | - Avi Z Rosenberg
- Children's National Medical Center, Washington, DC, and NIH, Bethesda, Maryland
| | | | - Jamie C Sergeant
- Central Manchester University Hospital NHS Foundation Trust, Manchester Academic Health Science Centre, and University of Manchester, Manchester, UK
| | | | - Tracy A Briggs
- Central Manchester University Hospital NHS Foundation Trust and Manchester Academic Health Science Centre, Manchester, UK
| | - Ian N Bruce
- Central Manchester University Hospital NHS Foundation Trust, Manchester Academic Health Science Centre, and University of Manchester, Manchester, UK
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Giannelou M, Mavragani CP. Cardiovascular disease in systemic lupus erythematosus: A comprehensive update. J Autoimmun 2017; 82:1-12. [PMID: 28606749 DOI: 10.1016/j.jaut.2017.05.008] [Citation(s) in RCA: 118] [Impact Index Per Article: 16.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2017] [Accepted: 05/31/2017] [Indexed: 12/21/2022]
Abstract
Heightened rates of both cardiovascular (CV) events and subclinical atherosclerosis, documented by imaging and vascular function techniques are well established in systemic lupus erythematosus (SLE). While traditional CV factors such as smoking, dyslipidemia, diabetes mellitus (DM), hypertension, central obesity and hyperhomocysteinemia have been reported to be prevalent in lupus patients, they do not fully explain the high rates of ischemic events so far reported, implying that other factors inherent to disease itself could account for the enhanced risk, including disease duration, activity and chronicity, psychosocial factors, medications, genetic variants and altered immunological mechanisms. Though the exact pathogenesis of atherosclerosis in the setting of lupus remains ill defined, an imbalance between endothelial damage and atheroprotection seems to be a central event. Insults leading to endothelial damage in the setting of lupus include oxidized low density lipoprotein (oxLDL), autoantibodies against endothelial cells and phospholipids, type I interferons (IFN) and neutrophil extracellular traps (NETs) directly or through activation of type I IFN pathway. Increased oxidative stress, reduced levels of the normally antioxidant high density lipoprotein (HDL), increased levels of proinflammatory HDL (piHDL) and reduced paraoxonase activity have been related to increased oxLDL levels. On the other hand, impaired atheroprotective mechanisms in lupus include decreased capacity of endothelial repair-partly mediated by type I IFN- and dampened production of atheroprotective autoantibodies. In the present review, traditional and disease related risk factors for CV disease (CVD) in the setting of chronic autoimmune disorders with special focus on SLE will be discussed.
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Affiliation(s)
- Mayra Giannelou
- Department of Pathophysiology, School of Medicine, National and Kapodistrian University of Athens, Greece; Department of Rheumatology, General Hospital of Athens "G. Gennimatas", Greece
| | - Clio P Mavragani
- Department of Pathophysiology, School of Medicine, National and Kapodistrian University of Athens, Greece; Department of Physiology, School of Medicine, National and Kapodistrian University of Athens, Greece; Joint Academic Rheumatology Program, National and Kapodistrian University of Athens, School of Medicine, Athens, Greece.
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Moroni L, Selmi C, Angelini C, Meroni PL. Evaluation of Endothelial Function by Flow-Mediated Dilation: a Comprehensive Review in Rheumatic Disease. Arch Immunol Ther Exp (Warsz) 2017; 65:463-475. [DOI: 10.1007/s00005-017-0465-7] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/10/2016] [Accepted: 03/03/2017] [Indexed: 12/18/2022]
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Romero M, Toral M, Robles-Vera I, Sánchez M, Jiménez R, O'Valle F, Rodriguez-Nogales A, Pérez-Vizcaino F, Gálvez J, Duarte J. Activation of Peroxisome Proliferator Activator Receptor β/δ Improves Endothelial Dysfunction and Protects Kidney in Murine Lupus. Hypertension 2017; 69:641-650. [PMID: 28242713 DOI: 10.1161/hypertensionaha.116.08655] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2016] [Revised: 11/13/2016] [Accepted: 01/30/2017] [Indexed: 01/08/2023]
Abstract
Women with systemic lupus erythematosus exhibit a high prevalence of hypertension, endothelial dysfunction, and renal injury. We tested whether GW0742, a peroxisome proliferator activator receptor β/δ (PPARβ/δ) agonist, ameliorates disease activity and cardiovascular complications in a female mouse model of lupus. Thirty-week-old NZBWF1 (lupus) and NZW/LacJ (control) mice were treated with GW0742 or with the PPARβ/δ antagonist GSK0660 plus GW0742 for 5 weeks. Blood pressure, plasma double-stranded DNA autoantibodies and cytokines, nephritis, hepatic opsonins, spleen lymphocyte populations, endothelial function, and vascular oxidative stress were compared in treated and untreated mice. GW0742 treatment reduced lupus disease activity, blood pressure, cardiac and renal hypertrophy, splenomegaly, albuminuria, and renal injury in lupus mice, but not in control. GW0742 increased hepatic opsonins mRNA levels in lupus mice and reduced the elevated T, B, Treg, and Th1 cells in spleens from lupus mice. GW0742 lowered the higher plasma concentration of proinflammatory cytokines observed in lupus mice. Aortae from lupus mice showed reduced endothelium-dependent vasodilator responses to acetylcholine and increased nicotinamide adenine dinucleotide phosphate oxidase-driven vascular reactive oxygen species production, which were normalized by GW0742 treatment. All these effects of GW0742 were inhibited by PPARβ/δ blockade with GSK0660. Pharmacological activation of PPARβ/δ reduced hypertension, endothelial dysfunction, and organ damage in severe lupus mice, which was associated with reduced plasma antidouble-stranded DNA autoantibodies and anti-inflammatory and antioxidant effects in target tissues. Our findings identify PPARβ/δ as a promising target for an alternative approach in the treatment of systemic lupus erythematosus and its associated vascular damage.
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Affiliation(s)
- Miguel Romero
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Marta Toral
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Iñaki Robles-Vera
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Manuel Sánchez
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Rosario Jiménez
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Francisco O'Valle
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Alba Rodriguez-Nogales
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Francisco Pérez-Vizcaino
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Julio Gálvez
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.)
| | - Juan Duarte
- From the Department of Pharmacology, School of Pharmacy (M.R., M.T., I.R.-V., M.S., R.J., A.R.-N., F.P.-V., J.G., J.D.), Department of Pathology, School of Medicine (F.O.), and CIBER-EHD, Center for Biomedical Research (CIBM) (J.G.), University of Granada, Spain; Instituto de Investigación Biosanitaria de Granada, ibs.GRANADA, Spain (M.R., R.J., F.O., J.G., J.D.); CIBER Enfermedades Cardiovasculares, Granada, Spain (R.J., J.D.); Department of Pharmacology, School of Medicine, University Complutense of Madrid, Spain (F.P.-V.); CIBER Enfermedades Respiratorias, Madrid, Spain (F.P.-V.); and Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain (F.P.-V.).
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Tailor TD, Kicska GA, Jacobs JE, Pampaloni MH, Litmanovich DE, Reddy GP. Imaging of Heart Disease in Women. Radiology 2017; 282:34-53. [DOI: 10.1148/radiol.2016151643] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
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Abstract
The plasma concentration of asymmetric dimethylarginine (ADMA), an endogenous inhibitor of nitric oxide synthase, is the resultant of many processes at cellular and organ levels. Post-translational methylation of arginine residues of pro teins plays a crucial role in the regulation of their functions, which include processes such as transcription, translation and RNA splicing. Because protein methylation is irreversible, the methylation signal can be turned off only by proteolysis of the entire protein. Consequently, most methylated proteins have high turnover rates. Free ADMA, which is formed during proteolysis, is actively degraded by the intracellular enzyme dimethylarginine dimethylaminohydrolase (DDAH). Some ADMA escapes degradation and leaves the cell via cationic amino acid transporters. These trans porters also mediate uptake of ADMA by neighboring cells or distant organs, thereby facilitating active interorgan transport. Clearance of ADMA from the plasma occurs in small part by urinary excretion, but the bulk of ADMA is degraded by intracellular DDAH, after uptake from the circulation. This review discusses the various processes involved in ADMA metabolism: protein methylation, proteolysis of methylated proteins, metabolism by DDAH, and interorgan transport. In addition, the role of the kidney and the liver in the clearance of ADMA is highlighted.
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Affiliation(s)
- Tom Teerlink
- 1Department of Clinical Chemistry, VU University Medical
Center, Amsterdam, The Netherland
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43
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McMahon M, Grossman J, Chen W, Hahn BH. Inflammation and the pathogenesis of atherosclerosis in systemic lupus erythematosus. Lupus 2016. [DOI: 10.1177/0961203306071668] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Atherosclerosis is a complicated inflammatory process characterized by the interactions of numerous different moieties including lipids, enzymes, endothelial cells, cytokines, chemokines, leukocytes, adhesion molecules, complement and antibodies. As in the pathogenesis of many lupus disease processes, the increased risk of atherosclerosis seen in systemic lupus erythematosus (SLE) is likely due to the complex interplay of many of these inflammatory mediators. Expanding our understanding of the pathogenesis of atherosclerosis in SLE is critical if we are to improve the quality of care and reduce mortality in this vulnerable population.
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Affiliation(s)
- M McMahon
- David Geffen School of Medicine at The University of California Los Angeles, Division of Rheumatology, Department of Medicine, Los Angeles, California, USA
| | - J Grossman
- David Geffen School of Medicine at The University of California Los Angeles, Division of Rheumatology, Department of Medicine, Los Angeles, California, USA
| | - W Chen
- David Geffen School of Medicine at The University of California Los Angeles, Division of Rheumatology, Department of Medicine, Los Angeles, California, USA
| | - BH Hahn
- David Geffen School of Medicine at The University of California Los Angeles, Division of Rheumatology, Department of Medicine, Los Angeles, California, USA
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44
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Mavrogeni S, Markousis-Mavrogenis G, Kolovou G. The Sphinx's riddle: cardiovascular involvement in autoimmune rheumatic disease. BMC Cardiovasc Disord 2016; 16:204. [PMID: 27793103 PMCID: PMC5084462 DOI: 10.1186/s12872-016-0381-5] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/18/2016] [Accepted: 10/22/2016] [Indexed: 02/03/2023] Open
Abstract
Factors leading to Cardiovascular Disease (CVD) in Autoimmune Rheumatic Diseases (ARD) include: a) atherosclerosis and macro-microvascular coronary artery disease b) pericardial, myocardial and vascular inflammation c) heart valve disease d) heart failure and e) pulmonary hypertension. Cardiology utilizes various non-invasive imaging modalities, such as rest/stress Electrocardiogram (ECG), echocardiography, nuclear imaging and more recently Cardiovascular Magnetic Resonance (CMR) to detect ischemic or inflammatory disease in ARD. Exercise ECG is a reliable prognostic test for identification of patients either very unlikely or very likely to have cardiac events. However, this is not the case for intermediate risk patients. In stress echocardiography the diagnostic end point for the detection of myocardial ischemia is the induction of a transient worsening in regional function during stress. It provides similar diagnostic and prognostic accuracy as radionuclide stress perfusion, but at a lower cost and without radiation exposure. Stress Myocardial Perfusion Scintigraphy (MPS) is a non-invasive imaging modality for patients with suspected coronary artery disease, but has important limitations including radiation exposure, imaging artefacts and low spatial resolution, which preclude detection of small myocardial scars commonly found in ARD. By identifying early stages of inflammation and perfusion defects, CMR can shed light on the exact pathophysiologic background of myocardial lesions, even if the underlying ARD seems stable. However, high cost and lack of availability and expertise limit wider adoption. Hopefully, CMR will not have the same fate as Oedipous, who despite answering the Sphinx’s riddle successfully, finally came to a bitter end; for in the case of CMR overcoming fate is, in fact, in our hands.
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Affiliation(s)
- Sophie Mavrogeni
- Onassis Cardiac Surgery Center, 50 Esperou Street, 175-61, P. Faliro, Athens, Greece.
| | | | - Genovefa Kolovou
- Onassis Cardiac Surgery Center, 50 Esperou Street, 175-61, P. Faliro, Athens, Greece
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Abstract
Atherosclerosis is a chronic inflammatory disorder characterized by immune cell activation, inflammation driven plaque formation and subsequent destabilization. In other disorders of an inflammatory nature, the chronic inflammatory state per se has been linked to acceleration of the atherosclerotic process which is underlined by an increased incidence of cardiovascular disease (CVD) in disorders such as systemic lupus erythematosus (SLE), rheumatoid arthritis (RA) and antiphopholipid (Hughes) syndrome (APS). In addition to systemic inflammation, additional mechanisms have been put forward that are more specific for the pathophysiology of the individual chronic inflammatory disorders.
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Affiliation(s)
- S I van Leuven
- Department of Vascular Medicine, Academic Medical Center, Amsterdam, The Netherlands
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46
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Mason JC. Cytoprotective pathways in the vascular endothelium. Do they represent a viable therapeutic target? Vascul Pharmacol 2016; 86:41-52. [PMID: 27520362 DOI: 10.1016/j.vph.2016.08.002] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/22/2016] [Accepted: 08/08/2016] [Indexed: 12/28/2022]
Abstract
The vascular endothelium is a critical interface, which separates the organs from the blood and its contents. The endothelium has a wide variety of functions and maintenance of endothelial homeostasis is a multi-dimensional active process, disruption of which has potentially deleterious consequences if not reversed. Vascular injury predisposes to endothelial apoptosis, dysfunction and development of atherosclerosis. Endothelial dysfunction is an end-point, a central feature of which is increased ROS generation, a reduction in endothelial nitric oxide synthase and increased nitric oxide consumption. A dysfunctional endothelium is a common feature of diseases including rheumatoid arthritis, systemic lupus erythematosus, diabetes mellitus and chronic renal impairment. The endothelium is endowed with a variety of constitutive and inducible mechanisms that act to minimise injury and facilitate repair. Endothelial cytoprotection can be enhanced by exogenous factors such as vascular endothelial growth factor, prostacyclin and laminar shear stress. Target genes include endothelial nitric oxide synthase, heme oxygenase-1, A20 and anti-apoptotic members of the B cell lymphoma protein-2 family. In light of the importance of endothelial function, and the link between its disruption and the risk of atherothrombosis, interest has focused on therapeutic conditioning and reversal of endothelial dysfunction. A detailed understanding of cytoprotective signalling pathways, their regulation and target genes is now required to identify novel therapeutic targets. The ultimate aim is to add vasculoprotection to current therapeutic strategies for systemic inflammatory diseases, in an attempt to reduce vascular injury and prevent or retard atherogenesis.
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Affiliation(s)
- Justin C Mason
- Vascular Science, Imperial Centre for Translational and Experimental Medicine, National Heart and Lung Institute, Imperial College London, Hammersmith Hospital, London, UK.
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Abstract
During apoptosis or activation, cells can release a subcellular structure, called a membrane microvesicle (also known as microparticle) into the extracellular environment. Microvesicles bud-off as a portion of cell membrane with its associated proteins and lipids surrounding a cytosolic core that contains intracellular proteins, lipids, and nucleic acids (DNA, RNA, siRNA, microRNA, lncRNA). Biologically active molecules on the microvesicle surface and encapsulated within can act on recipient cells as a novel mode of intercellular communication. Apoptosis has long been known to be involved in the development of diseases of autoimmunity. Abnormally persistent microvesicles, particularly apoptotic microvesicles, can accelerate autoimmune responses locally in specific organs and tissues as well as systemically. In this review, we focus on studies implicating microvesicles in the pathogenesis of autoimmune diseases and their complications.
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Bjarnegråd N, Bengtsson C, Brodszki J, Sturfelt G, Nived O, Länne T. Increased aortic pulse wave velocity in middle aged women with systemic lupus erythematosus. Lupus 2016; 15:644-50. [PMID: 17120590 DOI: 10.1177/0961203306071402] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Systemic lupus erythematosus (SLE) is a connective tissue disease where inflammatory activity affects several organ systems. An increased risk of cardiovascular disease has been identified in these patients, even after correction for traditional risk factors. The aim of the present study was to evaluate arterial stiffness and central hemodynamics in women with SLE in comparison to controls. Arterial tonometry was used to measure aortic (carotid-femoral) and arm (carotid-radial) pulse wave velocity (PWV), reflected pressure waves, and aortic augmentation index (AIx) in 27 women with SLE (52 to 68 years) and 27 controls. Aortic PWV was higher in women with SLE than controls, 9.8 m/s versus 8.2 m/s ( P 0.01), after correction for mean arterial pressure and body mass index, 9.5 m/s versus 8.5 m/s ( P 0.05). Other parameters were similar, arm PWV, 8.4 versus 8.5 m/s, AIx 34 versus 33% and calculated central aortic pulse pressure 48 versus 43 mmHg, in SLE and controls, respectively (NS). Aortic PWV was positively associated to C-reactive protein (CRP) and complement factor 3 (C3). Women with SLE have increased stiffness of their elastic central arteries. This may be one factor contributing to the increased cardiovascular risk seen in this cohort.
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Affiliation(s)
- N Bjarnegråd
- Department of Medicine and Care, University of Linköping, Jonköping Hospital, Sweden.
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Bagi Z, Hamar P, Kardos M, Koller A. Lack of flow mediated dilation and enhanced angiotensin II-induced constriction in skeletal muscle arterioles of lupus-prone autoimmune mice. Lupus 2016; 15:326-34. [PMID: 16830878 DOI: 10.1191/0961203306lu2297oa] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Abstract
Systemic lupus erythematosus (SLE) is associated with disturbances in the microcirculation of various tissues, yet the nature of arteriolar dysfunction has not been characterized. Thus, changes in diameter of isolated, pressurized skeletal muscle arterioles of mice with systemic autoimmune disease (lupus prone, MRL/lpr four-month old female) and control (MRL) mice were investigated by video-microscopy. Arteriolar responses to changes in intraluminal pressure, flow, and to vasoactive agents with known mechanisms of action were compared. The active and passive (in Ca2+ free solution) diameter of MRL/lpr arterioles were not significantly different compared to MRL and morphometric changes were not apparent. Compared to MRL mice the endothelium-dependent dilations to increase in flow, acetylcholine and bradykinin were markedly reduced in arterioles of MRL/lpr mice. Endothelium-independent dilations to sodium-nitroprusside and adenosine were similar in MRL and MRL/lpr arterioles. Furthermore, angiotensin II elicited greater constrictions in MRL/lpr arterioles, whereas serotonin-induced constrictions were similar in both groups. Thus, in arterioles of MRL/lpr mice endothelium-dependent dilator mechanisms are impaired and constriction to angiotensin II is enhanced, suggesting specific alterations in the vasomotor function of microvessels that are likely contribute to the disturbance of skeletal muscle blood flow observed in systemic lupus erythematosus.
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Affiliation(s)
- Z Bagi
- Division of Clinical Physiology, Institute of Cardiology, University of Debrecen, Debrecen, Hungary
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Zhou L, Chen H, Li WP, Gao HL, Li DB, Zhao HQ, Yao DK, Li HW. Short- and Long-term Outcomes in Patients with Connective Tissue Diseases Undergoing Percutaneous Coronary Intervention. Chin Med J (Engl) 2016; 129:804-8. [PMID: 26996475 PMCID: PMC4819300 DOI: 10.4103/0366-6999.178956] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023] Open
Abstract
BACKGROUND Coronary artery disease (CAD) is a leading cause of morbidity and mortality in patients with connective tissue diseases (CTDs). Risk factors and clinical characteristics in these patients are not equivalent to those in traditional CAD patients. The objective of this study was to report short- and long-term clinical outcomes in a consecutive series of patients with CTD who underwent percutaneous coronary intervention (PCI) with stent implantation. METHODS The study group comprised 106 consecutive patients with CTD who underwent PCI in Beijing Friendship Hospital between January 2009 and June 2012. Medical records were analyzed retrospectively including clinical basic material, coronary angiogram data, and the incidence of major adverse cardiac events (MACEs) during the short- and long-term (median 3 years) follow-up. RESULTS Ninety-two of the patients (86.8%) had one or more traditional CAD risk factors. Multivessel disease was present in more than 2/3 of patients (73.6%). The left anterior descending coronary artery was the most commonly affected vessel (65.1%). Five bare-metal stents and 202 drug-eluting stents were implanted. After a median follow-up period of 36 months, thirteen patients (12.3%) died from cardiac causes, the rate of stent thrombosis was 9.4%, and the rate of target vessel revascularization (TVR) was 14.2%. Multivariate analysis revealed that hypertension (hazard ratio [HR] = 3.07, 95% confidence interval [CI]: 1.30-7.24, P = 0.041), anterior myocardial infarction (HR = 2.77, 95% CI: 1.06-7.03, P = 0.04), longer duration of steroid treatment (HR = 3.60, 95% CI: 1.43-9.08, P = 0.032), and C-reactive protein level >10 mg/L (HR = 3.98, 95% CI: 1.19-12.56, P = 0.036) were independent predictors of MACEs. CONCLUSIONS Patients with CTD and CAD may have severe coronary lesions. PCI in these patients tends to result in an increased rate of stent thrombosis and TVR during long-term follow-up, which may be influenced by traditional and nontraditional risk factors.
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Affiliation(s)
| | | | | | | | | | | | | | - Hong-Wei Li
- Department of Cardiology, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China
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