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Bilski J, Schramm-Luc A, Szczepanik M, Mazur-Biały AI, Bonior J, Luc K, Zawojska K, Szklarczyk J. Adipokines in Rheumatoid Arthritis: Emerging Biomarkers and Therapeutic Targets. Biomedicines 2023; 11:2998. [PMID: 38001998 PMCID: PMC10669400 DOI: 10.3390/biomedicines11112998] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/22/2023] [Revised: 11/05/2023] [Accepted: 11/06/2023] [Indexed: 11/26/2023] Open
Abstract
Rheumatoid arthritis (RA) is a chronic inflammatory disease manifested by joint involvement, extra-articular manifestations, and general symptoms. Adipose tissue, previously perceived as an inert energy storage organ, has been recognised as a significant contributor to RA pathophysiology. Adipokines modulate immune responses, inflammation, and metabolic pathways in RA. Although most adipokines have a pro-inflammatory and aggravating effect on RA, some could counteract this pathological process. The coexistence of RA and sarcopenic obesity (SO) has gained attention due to its impact on disease severity and outcomes. Sarcopenic obesity further contributes to the inflammatory milieu and metabolic disturbances. Recent research has highlighted the intricate crosstalk between adipose tissue and skeletal muscle, suggesting potential interactions between these tissues in RA. This review summarizes the roles of adipokines in RA, particularly in inflammation, immune modulation, and joint destruction. In addition, it explores the emerging role of adipomyokines, specifically irisin and myostatin, in the pathogenesis of RA and their potential as therapeutic targets. We discuss the therapeutic implications of targeting adipokines and adipomyokines in RA management and highlight the challenges and future directions for research in this field.
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Affiliation(s)
- Jan Bilski
- Department of Biomechanics and Kinesiology, Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-008 Krakow, Poland; (A.I.M.-B.); (K.Z.)
| | - Agata Schramm-Luc
- Department of Internal and Agricultural Medicine, Faculty of Medicine, Jagiellonian University Medical College, 31-121 Krakow, Poland; (A.S.-L.); (K.L.)
| | - Marian Szczepanik
- Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-034 Krakow, Poland;
| | - Agnieszka Irena Mazur-Biały
- Department of Biomechanics and Kinesiology, Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-008 Krakow, Poland; (A.I.M.-B.); (K.Z.)
| | - Joanna Bonior
- Department of Medical Physiology, Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-126 Krakow, Poland; (J.B.); (J.S.)
| | - Kevin Luc
- Department of Internal and Agricultural Medicine, Faculty of Medicine, Jagiellonian University Medical College, 31-121 Krakow, Poland; (A.S.-L.); (K.L.)
| | - Klaudia Zawojska
- Department of Biomechanics and Kinesiology, Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-008 Krakow, Poland; (A.I.M.-B.); (K.Z.)
| | - Joanna Szklarczyk
- Department of Medical Physiology, Chair of Biomedical Sciences, Institute of Physiotherapy, Faculty of Health Sciences, Jagiellonian University Medical College, 31-126 Krakow, Poland; (J.B.); (J.S.)
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Hanlon MM, McGarry T, Marzaioli V, Amaechi S, Song Q, Nagpal S, Veale DJ, Fearon U. Rheumatoid arthritis macrophages are primed for inflammation and display bioenergetic and functional alterations. Rheumatology (Oxford) 2023; 62:2611-2620. [PMID: 36398893 PMCID: PMC10321118 DOI: 10.1093/rheumatology/keac640] [Citation(s) in RCA: 8] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2022] [Accepted: 10/28/2022] [Indexed: 07/20/2023] Open
Abstract
OBJECTIVES Myeloid cells with a monocyte/macrophage phenotype are present in large numbers in the RA joint, significantly contributing to disease; however, distinct macrophage functions have yet to be elucidated. This study investigates the metabolic activity of infiltrating polarized macrophages and their impact on pro-inflammatory responses in RA. METHODS CD14+ monocytes from RA and healthy control (HC) bloods were isolated and examined ex vivo or following differentiation into 'M1/M2' macrophages. Inflammatory responses and metabolic analysis ± specific inhibitors were quantified by RT-PCR, western blot, Seahorse XFe technology, phagocytosis assays and transmission electron microscopy along with RNA-sequencing (RNA-seq) transcriptomic analysis. RESULTS Circulating RA monocytes are hyper-inflammatory upon stimulation, with significantly higher expression of key cytokines compared with HC (P < 0.05) a phenotype which is maintained upon differentiation into mature ex vivo polarized macrophages. This induction in pro-inflammatory mechanisms is paralleled by cellular bioenergetic changes. RA macrophages are highly metabolic, with a robust boost in both oxidative phosphorylation and glycolysis in RA along with altered mitochondrial morphology compared with HC. RNA-seq analysis revealed divergent transcriptional variance between pro- and anti-inflammatory RA macrophages, revealing a role for STAT3 and NAMPT in driving macrophage activation states. STAT3 and NAMPT inhibition results in significant decrease in pro-inflammatory gene expression observed in RA macrophages. Interestingly, NAMPT inhibition specifically restores macrophage phagocytic function and results in reciprocal STAT3 inhibition, linking these two signalling pathways. CONCLUSION This study demonstrates a unique inflammatory and metabolic phenotype of RA monocyte-derived macrophages and identifies a key role for NAMPT and STAT3 signalling in regulating this phenotype.
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Affiliation(s)
- Megan M Hanlon
- Molecular Rheumatology Research Group, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin, Ireland
| | | | | | - Success Amaechi
- Molecular Rheumatology Research Group, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin, Ireland
| | - Qingxuan Song
- Immunology and Discovery Sciences, Janssen Research & Development, Philadelphia, PA, USA
| | - Sunil Nagpal
- Immunology and Discovery Sciences, Janssen Research & Development, Philadelphia, PA, USA
| | - Douglas J Veale
- EULAR Centre of Excellence, Centre for Arthritis and Rheumatic Diseases, St Vincent's University Hospital, Dublin, Ireland
| | - Ursula Fearon
- Correspondence to: Ursula Fearon, Molecular Rheumatology Research Group, School of Medicine, Trinity Biomedical Sciences Institute, 152-160 Pearse Street, Trinity College Dublin D02 R590, Dublin, Ireland. E-mail:
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Hanlon MM, Canavan M, Barker BE, Fearon U. Metabolites as drivers and targets in Rheumatoid Arthritis. Clin Exp Immunol 2021; 208:167-180. [PMID: 35020864 PMCID: PMC9188347 DOI: 10.1093/cei/uxab021] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2021] [Revised: 11/03/2021] [Accepted: 12/14/2021] [Indexed: 12/15/2022] Open
Abstract
Rheumatoid arthritis (RA) is a chronic autoimmune disease characterized by neovascularization, immune cell infiltration, and synovial hyperplasia, which leads to degradation of articular cartilage and bone, and subsequent functional disability. Dysregulated angiogenesis, synovial hypoxia, and immune cell infiltration result in a ‘bioenergetic crisis’ in the inflamed joint which further exacerbates synovial invasiveness. Several studies have examined this vicious cycle between metabolism, immunity, and inflammation and the role metabolites play in these interactions. To add to this complexity, the inflamed synovium is a multicellular tissue with many cellular subsets having different metabolic requirements. Metabolites can shape the inflammatory phenotype of immune cell subsets during disease and act as central signalling hubs. In the RA joint, the increased energy demand of stromal and immune cells leads to the accumulation of metabolites such as lactate, citrate, and succinate as well as adipocytokines which can regulate downstream signalling pathways. Transcription factors such as HIF1ɑ and mTOR can act as metabolic sensors to activate synovial cells and drive pro-inflammatory effector function, thus perpetuating chronic inflammation further. These metabolic intermediates may be potential therapeutic targets and so understanding the complex interplay between metabolites and synovial cells in RA may allow for identification of novel therapeutic strategies but also may provide significant insight into the underlying mechanisms of disease pathogenesis.
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Affiliation(s)
- Megan M Hanlon
- Molecular Rheumatology, Trinity Biomedical Sciences Institute, Trinity College Dublin.,EULAR Centre of Excellence for Rheumatology, Centre for Arthritis and Rheumatic Diseases, St. Vincent's University Hospital, Dublin, Ireland
| | - Mary Canavan
- Molecular Rheumatology, Trinity Biomedical Sciences Institute, Trinity College Dublin.,EULAR Centre of Excellence for Rheumatology, Centre for Arthritis and Rheumatic Diseases, St. Vincent's University Hospital, Dublin, Ireland
| | - Brianne E Barker
- Molecular Rheumatology, Trinity Biomedical Sciences Institute, Trinity College Dublin.,EULAR Centre of Excellence for Rheumatology, Centre for Arthritis and Rheumatic Diseases, St. Vincent's University Hospital, Dublin, Ireland
| | - Ursula Fearon
- Molecular Rheumatology, Trinity Biomedical Sciences Institute, Trinity College Dublin.,EULAR Centre of Excellence for Rheumatology, Centre for Arthritis and Rheumatic Diseases, St. Vincent's University Hospital, Dublin, Ireland
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Dönder A, Cafer V, Yilmaz A, Aslanhan H, Arikanoğlu A. Investigation of serum vaspin, visfatin, chemerin and IL-18 levels in migraine patients. ARQUIVOS DE NEURO-PSIQUIATRIA 2021; 79:789-794. [PMID: 34669816 DOI: 10.1590/0004-282x-anp-2020-0425] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/09/2020] [Accepted: 11/29/2020] [Indexed: 11/22/2022]
Abstract
BACKGROUND Migraines are headaches caused by changes in the trigeminovascular metabolic pathway. Migraine headache attacks are associated with neurovascular inflammation, but their pathophysiological mechanisms have not been fully explained. OBJECTIVE To investigate the relationship between serum vaspin, visfatin, chemerin and interleukin-18 (IL-18) levels and the frequency of attacks in migraine headache. METHODS Three groups were established: migraine with aura (n = 50), migraine without aura (n = 50) and control group (n = 50). The migraine diagnosis was made in accordance with the International Classification of Headache Disorders-III beta diagnostic criteria. The analyses on serum vaspin, visfatin, chemerin and IL-18 levels were performed using the enzyme-linked immunosorbent assay method. RESULTS The serum vaspin, visfatin, chemerin and IL-18 levels were found to be significantly higher in the migraine patients than in the control group (p < 0.01). No statistically significant differences in serum vaspin, visfatin, chemerin and IL-18 levels were found among the migraine patients during attacks or in the interictal period (p>0.05). The serum visfatin and chemerin levels of the migraine patients were positively correlated with their serum IL-18 levels (p < 0.01), while their serum chemerin and visfatin levels were positively correlated with their serum vaspin levels (p < 0.05). CONCLUSIONS This study showed that these biomarkers may be related to migraine pathogenesis. Nonetheless, we believe that more comprehensive studies are needed in order to further understand the role of vaspin, visfatin, chemerin and IL-18 levels in the pathophysiology of migraine headaches.
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Affiliation(s)
- Ahmet Dönder
- Mardin Artuklu University, Vocational School of Health Services, Department of Medical Laboratory, Mardin, Turkey
| | - Vugar Cafer
- Istinye University, Department of Neurology, Istanbul, Turkey
| | - Ahmet Yilmaz
- Dicle University, Faculty of Medicine, Department of Family Medicine, Diyarbakır, Turkey
| | - Hamza Aslanhan
- Dicle University, Faculty of Medicine, Department of Family Medicine, Diyarbakır, Turkey
| | - Adalet Arikanoğlu
- Dicle University, Faculty of Medicine, Department of Neurology, Diyarbakır, Turkey
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Chadha S, Behl T, Bungau S, Kumar A, Arora R, Gupta A, Uddin MS, Zengin G, Aleya L, Setia D, Arora S. Mechanistic insights into the role of pyroptosis in rheumatoid arthritis. Curr Res Transl Med 2020; 68:151-158. [PMID: 32830085 DOI: 10.1016/j.retram.2020.07.003] [Citation(s) in RCA: 24] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2020] [Revised: 07/09/2020] [Accepted: 07/28/2020] [Indexed: 12/30/2022]
Abstract
Cell death is ascribed as an essential biological process that is fundamental for the development of an organism along with its survival. The procedure comprises of apoptosis and pyroptosis. Pyroptosis is a programmed procedure for cell death which is inflammatory in nature and this pathway gets activated via human caspase-4, human caspase-11 and human caspase-5. The activation of this process leads to release of pro-inflammatory mediators including cytokines, alarmins, IL-18 and IL-1β. The pro-inflammatory mediators released via interaction of intracellular kinases direct the development of Rheumatoid arthritis. Rheumatoid arthritis is characterized as disorder/disease that is auto-immune and chronic in nature. It involves erosions in marginal bone along with articular cartilage which is responsible for joint destruction. The cytokine along with its complex network is responsible for inflammation. The process of pyroptosis is linked with the destruction of plasma membrane, that releases these mediators and excessive release of these mediators is linked with rheumatoid arthritis.
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Affiliation(s)
- Swati Chadha
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
| | - Tapan Behl
- Chitkara College of Pharmacy, Chitkara University, Punjab, India.
| | - Simona Bungau
- Department of Pharmacy, Faculty of Medicine and Pharmacy, University of Oradea, Oradea, Romania
| | - Arun Kumar
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
| | - Rashmi Arora
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
| | - Amit Gupta
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
| | - Md Sahab Uddin
- Department of Pharmacy, Southeast University, Dhaka, Bangladesh; Pharmakon Neuroscience Research Network, Dhaka, Bangladesh
| | - Gokhan Zengin
- Department of Biology, Faculty of Science, Selcuk Uniersity Campus, Konya, Turkey
| | - Lotfi Aleya
- Chrono-Environment Laboratory, UMR CNRS 6249, Bourgogne Franche-Comté University, France
| | - Dhruv Setia
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
| | - Sandeep Arora
- Chitkara College of Pharmacy, Chitkara University, Punjab, India
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Faris MAIE, Madkour MI, Obaideen AK, Dalah EZ, Hasan HA, Radwan H, Jahrami HA, Hamdy O, Mohammad MG. Effect of Ramadan diurnal fasting on visceral adiposity and serum adipokines in overweight and obese individuals. Diabetes Res Clin Pract 2019; 153:166-175. [PMID: 31150725 DOI: 10.1016/j.diabres.2019.05.023] [Citation(s) in RCA: 49] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/09/2019] [Revised: 04/07/2019] [Accepted: 05/20/2019] [Indexed: 02/06/2023]
Abstract
AIM Excessive visceral adiposity is a major risk factor for developing insulin resistance and systemic low-grade inflammation. Ramadan diurnal fasting (RDF) is a religious ritual practiced by more than one billion Muslim throughout the world. It has been considered as one of the most common types of complementary and integrative health practices. The aim of this study is to examine the impact of RDF on visceral adiposity, circulating adipokines and glucoregulatory markers in patients with overweight or obesity. METHODS Overweight and obese subjects (n = 61; 23 men and 38 women) were included in the study. Body weight, visceral fat tissue area (measured by 3D-MRI), glucoregulatory factors, serum adipokines concentrations, dietary intake, and physical activity were assessed one week before and at the end of the lunar month of Ramadan. RESULTS From baseline, body weight and visceral fat tissue area serum total cholesterol, triglycerides, HDL-cholesterol, and systolic blood pressure significantly decreased (P < 0.05 for each) at the end of Ramadan. The serum levels of adiponectin, IL-6, TNF-α, and IGF-1 significantly decreased (P < 0.05 for each), but serum visfatin, leptin, apelin, IL-10, and IL-10/IL-6 ratio significantly increased (P < 0.05 for each) at the end of Ramadan. Changes in visceral adiposity significantly correlated with changes in plasma glucose (r = 0.4, P < 0.5) and resistin (r = 0.44, P < 0.001) at the end of Ramadan. CONCLUSION RDF lowers visceral adiposity, body weight and variably affects adipokines without adversely affecting markers of glucose homeostasis in individuals with overweight or obesity.
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Affiliation(s)
- Mo'ez Al-Islam E Faris
- Department of Clinical Nutrition and Dietetics, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
| | - Mohamed I Madkour
- Department of Medical Laboratory Sciences, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
| | - Abdulmunhem K Obaideen
- Department of Medical Diagnostic Imaging, University Hospital Sharjah (UHS), P.O. Box: 72772, Sharjah, United Arab Emirates.
| | - Entesar Z Dalah
- Department of Medical Diagnostic Imaging, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
| | - Hayder A Hasan
- Department of Clinical Nutrition and Dietetics, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
| | - Hadia Radwan
- Department of Clinical Nutrition and Dietetics, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
| | - Haitham A Jahrami
- Rehabilitation Services, Periphery Hospitals, Ministry of Health, P.O. Box: 12, Manama, Bahrain.
| | - Osama Hamdy
- Joslin Diabetes Center, Harvard Medical School, Boston, MA 02215, USA.
| | - Mohammad G Mohammad
- Department of Medical Laboratory Sciences, College of Health Sciences/Research Institute of Medical and Health Sciences (RIMHS), University of Sharjah, P.O. Box: 27272, Sharjah, United Arab Emirates.
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Franco-Trepat E, Alonso-Pérez A, Guillán-Fresco M, Jorge-Mora A, Gualillo O, Gómez-Reino JJ, Gómez Bahamonde R. Visfatin as a therapeutic target for rheumatoid arthritis. Expert Opin Ther Targets 2019; 23:607-618. [DOI: 10.1080/14728222.2019.1617274] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Affiliation(s)
- Eloi Franco-Trepat
- Musculoskeletal Pathology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - Ana Alonso-Pérez
- Musculoskeletal Pathology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - María Guillán-Fresco
- Musculoskeletal Pathology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - Alberto Jorge-Mora
- Musculoskeletal Pathology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - Oreste Gualillo
- Research laboratory 9 (NEIRID LAB), Institute of Medical Research, SERGAS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - Juan J. Gómez-Reino
- Rheumatology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
| | - Rodolfo Gómez Bahamonde
- Musculoskeletal Pathology Group, Institute IDIS, Santiago University Clinical Hospital, Santiago de Compostela, Spain
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Robinson C, Tsang L, Solomon A, Woodiwiss AJ, Gunter S, Mer M, Hsu HC, Gomes M, Norton GR, Millen AME, Dessein PH. Nesfatin-1 and visfatin expression is associated with reduced atherosclerotic disease risk in patients with rheumatoid arthritis. Peptides 2018; 102:31-37. [PMID: 29475075 DOI: 10.1016/j.peptides.2018.02.002] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/18/2017] [Revised: 02/11/2018] [Accepted: 02/14/2018] [Indexed: 12/19/2022]
Abstract
Nesfatin is an anti-inflammatory molecule that reduces atherosclerotic cardiovascular risk. By contrast, visfatin has pro-inflammatory properties and is pro-atherogenic. We examined the potential impact of nesfatin and visfatin on atherosclerotic disease in 232 (113 black and 119 white) consecutive rheumatoid arthritis (RA) patients from 2 centers. Independent relationships of nesfatin and visfatin concentrations with metabolic risk factors, endothelial activation, carotid atherosclerosis and altered plaque stability were determined in multivariable regression models. Rheumatoid factor (RF) positivity was associated with both nesfatin (β = 0.650, p < 0.0001) and visfatin levels (β = 0.157, p = 0.03). Visfatin concentrations were related to increased diastolic blood pressure (β = 4.536, p = 0.01) and diabetes prevalence (β = 0.092, p = 0.04). Nesfatin levels were associated with reduced carotid intima-media thickness (β = -0.017, p = 0.008). Nesfatin (β = 0.116, p = 0.001) and visfatin concentrations (β = 0.234, p = 0.001) were related to those of matrix metalloproteinase-2 (MMP-2), a plaque stability mediator. Nesfatin and visfatin concentrations were directly correlated (Spearman's rho = 0.516). The nesfatin-MMP-2 and visfatin-MMP-2 relations were both stronger in RF negative compared to RF positive patients (interaction p = 0.01 and p = 0.04, respectively). Nesfatin is associated with reduced atherosclerosis and increased plaque stability mediator levels in RA. Visfatin is related to adverse cardio-metabolic risk in RA. Increased MMP-2 expression in relation to visfatin may represent a compensatory mechanism aimed at reducing cardiovascular risk in RA.
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Affiliation(s)
- Chanel Robinson
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Linda Tsang
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Ahmed Solomon
- Department of Rheumatology, Charlotte Maxeke Johannesburg Academic Hospital, Faculty of Health Sciences, University of the Witwatersrand, South Africa
| | - Angela J Woodiwiss
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Sule Gunter
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Mervyn Mer
- Department of Medicine, Division of Critical Care and Pulmonology, Charlotte Maxeke Johannesburg Academic Hospital, Faculty of Health Sciences, University of the Witwatersrand, South Africa
| | - Hon-Chun Hsu
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Monica Gomes
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Gavin R Norton
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - Aletta M E Millen
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
| | - P H Dessein
- Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa; Rheumatology Division, Vrije Universiteit Brussel and Universitair Ziekenhuis, Brussel, Belgium.
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10
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Li C, Zhu Q, He Q, Wang J, Wang F, Zhang H. Plasma Levels of Cyclooxygenase-2 (COX-2) and Visfatin During Different Stages and Different Subtypes of Migraine Headaches. Med Sci Monit 2017; 23:24-28. [PMID: 28044053 PMCID: PMC5226301 DOI: 10.12659/msm.899269] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022] Open
Abstract
Background The aim of this study was to determine the plasma levels of cyclooxygenase-2 (COX-2) and visfatin in different stages and different subtypes of migraine headaches compared to a control group to elucidate the pathological mechanisms involved. Material/Methods We recruited a case-control cohort of 182 adult migraine patients and 80 age-matched and gender-matched healthy controls. The migraine patients were divided into two groups: the headache-attack-period group (Group A, n=77) and the headache-free-period group (Group B, n=105). The two groups were further divided into subgroups according to whether they had aura symptoms. Solid phase double antibody sandwich enzyme-linked immunosorbent assay (ELISA) was used to measure the plasma levels of COX-2 and visfatin. Statistical analysis was performed using SPSS 17.0. Results The plasma levels of COX-2 and visfatin in the headache-attack-period group were significantly higher than in the headache-free-period group and the control group; there were no significant differences between the headache-free group and the control group. There were no significant differences in plasma levels of COX-2 and visfatin between the subgroups: headache-attack-period with aura subgroup and the headache-attack-period without aura sub group. Conclusions COX-2 and visfatin participated in the pathogenesis of migraine headaches. The presence of aura had no effect on the serum levels of COX-2 and visfatin.
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Affiliation(s)
- Chao Li
- Department of Neurology, The People's Hospital of Liaoning Province, Shenyang, Liaoning, China (mainland)
| | - Qiushi Zhu
- Department of Neurosurgery, Liaocheng Center Hospital, Liaocheng, Shandong, China (mainland)
| | - Qiu He
- Department of Neurology, The People's Hospital of Liaoning Province, Shenyang, Liaoning, China (mainland)
| | - Junwei Wang
- Department of Neurology, The Fourth Hospital of Chongqing, Chongqing, China (mainland)
| | - Fengzhi Wang
- Department of Neurology, The People's Hospital of Liaoning Province, Shenyang, Liaoning, China (mainland)
| | - Hemin Zhang
- Department of Neurology, The People's Hospital of Liaoning Province, Shenyang, Liaoning, China (mainland)
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11
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Funk RS, Singh R, Pramann L, Gigliotti N, Islam S, Heruth DP, Ye SQ, Chan MA, Leeder JS, Becker ML. Nicotinamide Phosphoribosyltransferase Attenuates Methotrexate Response in Juvenile Idiopathic Arthritis and In Vitro. Clin Transl Sci 2016; 9:149-57. [PMID: 27166432 PMCID: PMC4902726 DOI: 10.1111/cts.12399] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/05/2016] [Revised: 04/07/2016] [Accepted: 04/13/2016] [Indexed: 12/22/2022] Open
Abstract
Variability in response to methotrexate (MTX) in the treatment of juvenile idiopathic arthritis (JIA) remains unpredictable and poorly understood. Based on previous studies implicating an interaction between nicotinamide phosphoribosyltransferase (NAMPT) expression and MTX therapy in inflammatory arthritis, we hypothesized that increased NAMPT expression would be associated with reduced therapeutic response to MTX in patients with JIA. A significant association was found between increased plasma concentrations of NAMPT and reduced therapeutic response in patients with JIA treated with MTX. Inhibition of NAMPT in cell culture by either siRNA‐based gene silencing or pharmacological inhibition with FK‐866 was found to result in a fourfold increase in the pharmacological activity of MTX. Collectively, these findings provide evidence that NAMPT inhibits the pharmacological activity of MTX and may represent a predictive biomarker of response, as well as a therapeutic target, in the treatment of JIA with MTX.
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Affiliation(s)
- R S Funk
- Department of Pharmacy Practice, University of Kansas Medical Center, Kansas City, Kansas, USA.,Division of Clinical Pharmacology, Toxicology and Therapeutic Innovation, Children's Mercy Kansas City, Kansas City, Missouri, USA.,Department of Pharmacology, Toxicology and Therapeutics, University of Kansas Medical Center, Kansas City, Kansas, USA
| | - R Singh
- Department of Pharmacy Practice, University of Kansas Medical Center, Kansas City, Kansas, USA.,Department of Pharmacology, Toxicology and Therapeutics, University of Kansas Medical Center, Kansas City, Kansas, USA
| | - L Pramann
- Department of Pharmacy Practice, University of Kansas Medical Center, Kansas City, Kansas, USA
| | - N Gigliotti
- Division of Immunology Research, Children's Mercy Kansas City, Kansas City, Missouri, USA
| | - S Islam
- Division of Experimental and Translational Genetics, Children's Mercy Kansas City, Kansas City, Missouri, USA
| | - D P Heruth
- Division of Experimental and Translational Genetics, Children's Mercy Kansas City, Kansas City, Missouri, USA
| | - S Q Ye
- Division of Experimental and Translational Genetics, Children's Mercy Kansas City, Kansas City, Missouri, USA.,Department of Biomedical and Health Informatics, University of Missouri Kansas City School of Medicine, Kansas City, Missouri, USA
| | - M A Chan
- Division of Immunology Research, Children's Mercy Kansas City, Kansas City, Missouri, USA
| | - J S Leeder
- Division of Clinical Pharmacology, Toxicology and Therapeutic Innovation, Children's Mercy Kansas City, Kansas City, Missouri, USA.,Department of Pharmacology, Toxicology and Therapeutics, University of Kansas Medical Center, Kansas City, Kansas, USA
| | - M L Becker
- Division of Clinical Pharmacology, Toxicology and Therapeutic Innovation, Children's Mercy Kansas City, Kansas City, Missouri, USA.,Division of Rheumatology, Children's Mercy Kansas City, Kansas City, Missouri, USA
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12
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Adipokines influence the inflammatory balance in autoimmunity. Cytokine 2015; 75:272-9. [PMID: 26044595 DOI: 10.1016/j.cyto.2015.04.004] [Citation(s) in RCA: 52] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/03/2014] [Revised: 03/16/2015] [Accepted: 04/12/2015] [Indexed: 01/04/2023]
Abstract
Over the past few decades, our understanding of the role of adipose tissue has changed dramatically. Far from simply being a site of energy storage or a modulator of the endocrine system, adipose tissue has emerged as an important regulator of multiple important processes including inflammation. Adipokines are a diverse family of soluble mediators with a range of specific actions on the immune response. Autoimmune diseases are perpetuated by chronic inflammatory responses but the exact etiology of these diseases remains elusive. While researchers continue to investigate these causes, millions of people continue to suffer from chronic diseases. To this end, an increased interest has developed in the connection between adipose tissue-secreted proteins that influence inflammation and the onset and perpetuation of autoimmunity. This review will focus on recent advances in adipokine research with specific attention on a subset of adipokines that have been associated with autoimmune diseases.
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13
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Obesity in autoimmune diseases: Not a passive bystander. Autoimmun Rev 2014; 13:981-1000. [DOI: 10.1016/j.autrev.2014.07.001] [Citation(s) in RCA: 415] [Impact Index Per Article: 41.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2014] [Accepted: 07/20/2014] [Indexed: 02/06/2023]
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14
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Almaghraby MF, Mahmoud AA. Correlation of serum visfatin level with chest pain scoring as an indication of myocardial ischemia in chronic kidney disease patients. THE EGYPTIAN JOURNAL OF INTERNAL MEDICINE 2014. [DOI: 10.4103/1110-7782.139520] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
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15
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Adipokines as potential biomarkers in rheumatoid arthritis. Mediators Inflamm 2014; 2014:425068. [PMID: 24799765 PMCID: PMC3985296 DOI: 10.1155/2014/425068] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/25/2013] [Revised: 12/23/2013] [Accepted: 01/06/2014] [Indexed: 12/24/2022] Open
Abstract
Rheumatoid arthritis (RA) is a chronic systemic inflammatory autoimmune disease characterized by severe joint injury. Recently, research has been focusing on the possible identification of predictor markers of disease onset and/or progression, of joint damage, and of therapeutic response. Recent findings have uncovered the role of white adipose tissue as a pleiotropic organ not only specialized in endocrine functions but also able to control multiple physiopathological processes, including inflammation. Adipokines are a family of soluble mediators secreted by white adipose tissue endowed with a wide spectrum of actions. This review will focus on the recent advances on the role of the adipokine network in the pathogenesis of RA. A particular attention will be devoted to the action of these proteins on RA effector cells, and on the possibility to use circulating levels of adipokines as potential biomarkers of disease activity and therapeutic response.
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16
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Adipokines as drug targets in joint and bone disease. Drug Discov Today 2014; 19:241-58. [DOI: 10.1016/j.drudis.2013.07.012] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2013] [Revised: 07/09/2013] [Accepted: 07/18/2013] [Indexed: 02/07/2023]
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17
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Alghasham A, Rasheed Z. Therapeutic targets for rheumatoid arthritis: Progress and promises. Autoimmunity 2014; 47:77-94. [PMID: 24437572 DOI: 10.3109/08916934.2013.873413] [Citation(s) in RCA: 81] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Recent therapeutic advancements in understanding of molecular and cellular mechanisms of rheumatoid arthritis (RA) have highlighted the strategies that aim to inhibit the harmful effects of up-regulated cytokines or other inflammatory mediators and to inhibit their associated signaling events. The utility of cytokine as therapeutic targets in RA has been unequivocally demonstrated by the success of tumor necrosis factor (TNF)-α blockade in clinical practice. Partial and non-responses to TNF-α blocking agents, however, together with the increasing clinical drive to remission induction, requires that further therapeutic targets be identified. Numerous proinflammatory mediators with their associated cell signaling events have now been demonstrated in RA, including interleukin (IL)-1 and IL-12 superfamilies. Continued efforts are ongoing to target IL-6, IL-15 and IL-17 in clinical trials with promising data emerging. In the present review, we focus on IL-7, IL-18, IL-32 and IL-10 family of cytokines (IL-19, IL-20 and IL-22) as they are implicated in contributing to the pathogenesis of RA, which could be targeted and offer new therapeutic options for RA therapy. Recent evidences also suggest that multiligand receptor for advanced glycation end products (RAGE), several adipokines and various components of immune system play a critical role in the pathophysiology of RA; therefore we have also highlighted them as therapeutic targets for RA therapy. Components of subcellular pathways, involve in nuclear transcription factor (NF)-κB, mitogen-activated protein kinases (MAPKs) and the Janus kinase-signal transducer and activator of transcription (JAK-STAT) pathway have also been discussed and offer several novel potential therapeutic opportunities for RA.
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18
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Kolgazi M, Uslu U, Yuksel M, Velioglu-Ogunc A, Ercan F, Alican I. The role of cholinergic anti-inflammatory pathway in acetic acid-induced colonic inflammation in the rat. Chem Biol Interact 2013; 205:72-80. [PMID: 23810507 DOI: 10.1016/j.cbi.2013.06.009] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/11/2013] [Revised: 05/23/2013] [Accepted: 06/11/2013] [Indexed: 12/23/2022]
Abstract
The "cholinergic anti-inflammatory pathway" provides neurological modulation of cytokine synthesis to limit the magnitude of the immune response. This study aimed to evaluate the impact of the cholinergic anti-inflammatory pathway on the extent of tissue integrity, oxidant-antioxidant status and neutrophil infiltration to the inflamed organ in a rat model of acetic acid-induced colitis. Colitis was induced by intrarectal administration of 5% acetic acid (1ml) to Sprague-Dawley rats (200-250g; n=7-8 per group). Control group received an equal volume of saline intrarectally. The rats were treated with either nicotine (1mg/kg/day) or huperzine A (0.1mg/kg/day) intraperitoneally for 3 days. After decapitation, the distal colon was scored macroscopically and microscopically. Tissue samples were used for the measurement of malondialdehyde (MDA) and glutathione (GSH) levels, and myeloperoxidase (MPO) activity. Formation of reactive oxygen species was monitored by using chemiluminescence (CL). Nuclear factor (NF)-κB expression was evaluated in colonic samples via immunohistochemical analysis. Trunk blood was collected for the assessment of tumor necrosis factor (TNF)-α, interleukin (IL)-1β, IL-10, resistin and visfatin levels. Both nicotine and huperzine A reduced the extent of colonic lesions, increased colonic MDA level, high MPO activity and NF-κB expression in the colitis group. Elevation of serum IL-1β level due to colitis was also attenuated by both treatments. Additionally, huperzine A was effective to reverse colitis-induced high lucigenin-enhanced CL values and serum TNF-α levels. Colitis group revealed decreased serum visfatin levels compared to control group which was completely reversed by nicotine. In conclusion, modulation of the cholinergic system either by nicotine or ACh esterase inhibition improved acetic acid-induced colonic inflammation as confirmed by macroscopic and microscopic examination and biochemical assays.
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Affiliation(s)
- Meltem Kolgazi
- Marmara University School of Medicine, Department of Physiology, Istanbul, Turkey
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19
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Sezen H, Okumus S, Pehlivan Y, Dilli I, Tarakcioğlu M, Onat AM. Visfatin levels in Behcet's disease. Inflammation 2012; 35:405-8. [PMID: 21494798 DOI: 10.1007/s10753-011-9328-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
The aim of our study is to determine the serum visfatin levels of patients with Behcet's disease and to investigate the relationship between visfatin, an adipokine released from adipose tissue, levels and activity of Behcet's disease. Fifty-eight patients with Behcet's disease were enrolled to the study. Nineteen of the patients were inactive, and 39 of them were active. We enrolled 30 healthy subjects as being control group. Visfatin and tumor necrosis factor alpha (TNF-α) levels were measured with ELISA method. Visfatin levels were significantly lower in patients with Behcet's disease whose illnesses were active or inactive than the control group (p < 0.05). There was no significant difference between the active patient and inactive patient group. The reason for the lower levels of serum visfatin in active and inactive patients' group could be due to pro-inflammatory cytokines such as TNF-α and IL-6 which suppress genetic expression of visfatin in patients with Behcet's disease, or else.
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Affiliation(s)
- Hatice Sezen
- School of Medicine, Gaziantep University, Gaziantep, Turkey
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20
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PBEF/NAMPT/visfatin: a promising drug target for treating rheumatoid arthritis? Future Med Chem 2012; 4:751-69. [PMID: 22530639 DOI: 10.4155/fmc.12.34] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
Abstract
NAMPT, also known as pre-B-cell colony-enhancing factor and visfatin, has been proposed to be involved in preventing apoptosis in cancer cells and, as such, has received a great deal of attention in recent years and stimulated the development to specific inhibitors for treating cancer. The role of NAMPT inhibitors as potential therapeutic agents for other diseases has not been studied extensively. Here, we describe their applicability for treating rheumatoid arthritis. We summarize current knowledge of NAMPT expression in healthy and diseased tissues, thereafter, we focus on pathological mechanisms relevant to rheumatoid arthritis that involve the NAMPT pathway and review the current status of NAMPT inhibitors being evaluated in clinical trials.
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21
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Jhun JY, Yoon BY, Park MK, Oh HJ, Byun JK, Lee SY, Min JK, Park SH, Kim HY, Cho ML. Obesity aggravates the joint inflammation in a collagen-induced arthritis model through deviation to Th17 differentiation. Exp Mol Med 2012; 44:424-31. [PMID: 22513335 PMCID: PMC3406287 DOI: 10.3858/emm.2012.44.7.047] [Citation(s) in RCA: 51] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 04/10/2012] [Indexed: 12/04/2022] Open
Abstract
White fat cells secrete adipokines that induce inflammation and obesity has been reported to be characterized by high serum levels of inflammatory cytokines such as IL-6 and TNF-α. Rheumatoid arthritis (RA) is a prototype of inflammatory arthritis, but the relationship between RA and obesity is controversial. We made an obese inflammatory arthritis model: obese collagen-induced arthritis (CIA). C57BL/6 mice were fed a 60-kcal high fat diet (HFD) from the age of 4 weeks and they were immunized twice with type II collagen (CII). After immunization, the obese CIA mice showed higher arthritis index scores and histology scores and a more increased incidence of developing arthritis than did the lean CIA mice. After treatment with CII, mixed lymphocyte reaction also showed CII-specific response more intensely in the obese CIA mice than lean CIA. The anti-CII IgG and anti-CII IgG2a levels in the sera of the obese CIA mice were higher than those of the lean CIA mice. The number of Th17 cells was higher and the IL-17 mRNA expression of the splenocytes in the obese CIA mice was higher than that of the lean CIA mice. Obese CIA mice also showed high IL-17 expression on synovium in immunohistochemistry. Although obesity may not play a pathogenic role in initiating arthritis, it could play an important role in amplifying the inflammation of arthritis through the Th1/Th17 response. The obese CIA murine model will be an important tool when we investigate the effect of several therapeutic target molecules to treat RA.
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Affiliation(s)
- Joo-Yeon Jhun
- The Rheumatism Research Center, Catholic Research Institute of Medical Science, The Catholic University of Korea, Seoul 137-040, Korea
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22
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Meier FMP, Frommer KW, Peters MA, Brentano F, Lefèvre S, Schröder D, Kyburz D, Steinmeyer J, Rehart S, Gay S, Müller-Ladner U, Neumann E. Visfatin/pre-B-cell colony-enhancing factor (PBEF), a proinflammatory and cell motility-changing factor in rheumatoid arthritis. J Biol Chem 2012; 287:28378-85. [PMID: 22767598 DOI: 10.1074/jbc.m111.312884] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
Abstract
Adipokines such as adiponectin and visfatin/pre-B-cell colony-enhancing factor (PBEF) have been recently shown to contribute to synovial inflammation in rheumatoid arthritis (RA). In this study, we evaluated the pathophysiological implication of visfatin/PBEF in the molecular patterns of RA synovial tissue, focusing on RA synovial fibroblasts (RASFs), key players in RA synovium. Expression of visfatin/PBEF in synovial fluid and tissue of RA patients was detected by immunoassays and immunohistochemistry. RASFs were stimulated with different concentrations of visfatin/PBEF over varying time intervals, and changes in gene expression were evaluated at the RNA and protein levels using Affymetrix array, real-time PCR, and immunoassays. The signaling pathways involved were identified. The influence of visfatin/PBEF on fibroblast motility and migration was analyzed. In RA synovium, visfatin/PBEF was predominantly expressed in the lining layer, lymphoid aggregates, and interstitial vessels. In RASFs, visfatin/PBEF induced high amounts of chemokines such as IL-8 and MCP-1, proinflammatory cytokines such as IL-6, and matrix metalloproteinases such as MMP-3. Phosphorylation of p38 MAPK was observed after visfatin/PBEF stimulation, and inhibition of p38 MAPK showed strong reduction of visfatin-induced effects. Directed as well as general fibroblast motility was increased by visfatin/PBEF-induced factors. The results of this study indicate that visfatin/PBEF is involved in synovial fibroblast activation by triggering fibroblast motility and promoting cytokine synthesis at central sites in RA synovium.
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Affiliation(s)
- Florian M P Meier
- Department of Internal Medicine and Rheumatology, Justus-Liebig University Giessen, and the Kerckhoff Klinik, D-61231 Bad Nauheim, Germany
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23
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Abstract
Adipose tissue is an active endocrine organ contributing to the regulation of multiple metabolic pathways via self-produced bioactive products called adipokines. These adipokines are key players in the pathogenesis of metabolic syndrome and cardiovascular diseases. Co-occurrence of obesity and psoriasis could lead to interactions of both diseases in which adipokines, at least in part, are involved and may contribute to associated comorbidities of psoriasis. Until today numerous adipokines have been identified of which the most important ones are discussed in the following within the context of obesity, chronic inflammation and their possible role in the pathogenesis of psoriasis. Adipokines could serve as a missing link in the causal relationship between psoriasis and comorbidities and may provide a biomarker for disease severity, risk of comorbidities and treatment success.
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Affiliation(s)
- Sascha Gerdes
- Psoriasis-Center at the Department of Dermatology, University Medical Center Schleswig-Holstein, Campus Kiel, Kiel, Germany.
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The level of serum visfatin (PBEF) is associated with total number of B cells in patients with rheumatoid arthritis and decreases following B cell depletion therapy. Cytokine 2011; 55:116-21. [PMID: 21524918 DOI: 10.1016/j.cyto.2011.04.004] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/03/2010] [Revised: 03/14/2011] [Accepted: 04/05/2011] [Indexed: 01/04/2023]
Abstract
OBJECTIVE Visfatin, also known as pre-B cell colony-enhancing factor, was recently characterized as a potent pro-inflammatory mediator in rheumatoid arthritis (RA). The aim of this study was to determine the effect of B cell depletion with rituximab on serum visfatin levels in patients with active RA. METHODS We evaluated 31 patients with RA starting rituximab therapy at baseline and after 16 and 24 weeks using disease activity score (DAS28). The control group consisted of 33 gender and age-matched healthy individuals. CD19(+) B cells were assessed by flow cytometry and serum levels of visfatin and B cell-activating factor of the TNF family (BAFF) were measured by ELISA at baseline and week 16. RESULTS Total number of B cells correlated positively with serum visfatin levels (rs=0.417, P=0.025) and negatively with serum BAFF levels (rs=-0.486, P=0.008) at baseline. Serum visfatin levels were significantly higher in patients with RA compared with healthy controls (P=0.026), and significantly decreased (P=0.010), while BAFF increased (P<0.001), and both proteins became negatively correlated following treatment with rituximab (rs=-0.438, P=0.017). Visfatin levels did not correlate with the disease activity, but lack of change in the serum visfatin levels between baseline and week 16 predicted worsening disease activity between weeks 16 and 24 (rs=0.452, P=0.014). CONCLUSION In patients with active RA, serum visfatin levels are related to the number of B cells rather than to disease activity and decrease in response to treatment with rituximab. Further studies are necessary to show if visfatin is a marker with predictive value for deterioration of RA.
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25
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Daniel P, Leśniowski B, Mokrowiecka A, Jasińska A, Pietruczuk M, Małecka-Panas E. Circulating levels of visfatin, resistin and pro-inflammatory cytokine interleukin-8 in acute pancreatitis. Pancreatology 2010; 10:477-82. [PMID: 20720449 DOI: 10.1159/000276986] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/30/2009] [Accepted: 01/06/2010] [Indexed: 12/11/2022]
Abstract
BACKGROUND Resistin and visfatin, hormones produced by adipose tissue, have pro-inflammatory potential; however, their role in acute pancreatitis (AP) has been investigated only rarely. METHODS The study group comprised 32 patients with alcoholic AP and 30 controls. In all cases AP was classified as C according to Balthazar's CT score and as severe according to Ranson's criteria. The serum level of visfatin, resistin, and interleukin(IL)-8 immunoassays were measured by ELISA on admission and on the third and fifth day of hospitalization. RESULTS On the admission day serum resistin and IL-8 concentrations in AP patients were significantly higher than in controls and they further increased on the third and fifth day of hospitalization. On the admission day serum visfatin levels in AP patients were significantly higher than in controls and further increased on the third day of hospitalization. On the fifth day the levels decreased; however, they were still higher than on admission. The correlation between visfatin and resistin as well as between C-reactive protein and visfatin, resistin and IL-8 levels has been found. CONCLUSION In the course of AP, visfatin and resistin levels increase in parallel with C-reactive protein. We speculate that those parameters may provide an additional tool for the prognosis and monitoring of AP. and IAP.
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Affiliation(s)
- Piotr Daniel
- Department of Digestive Tract Diseases, Medical University of Łódź, Łódź, Poland
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26
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Hueber AJ, Asquith DL, McInnes IB, Miller AM. Embracing novel cytokines in RA – complexity grows as does opportunity! Best Pract Res Clin Rheumatol 2010; 24:479-87. [DOI: 10.1016/j.berh.2010.01.004] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
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27
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Bao JP, Chen WP, Wu LD. Visfatin: A Potential Therapeutic Target for Rheumatoid Arthritis. J Int Med Res 2009; 37:1655-61. [PMID: 20146863 DOI: 10.1177/147323000903700601] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
Rheumatoid arthritis (RA) is usually a chronic, systemic inflammatory disorder primarily targeting the synovium and articular cartilage. It is incurable, costly and responds poorly to treatment. Methotrexate alone or in combination with conventional and/or biological disease-modifying antirheumatic drugs (DMARDs) is often used to induce remission of active disease. The effectiveness of treatment is, however, limited and most patients develop chronic disability and require total knee arthroplasty or total hip replacement. Emerging therapies targeting specific cytokines and growth factors in the RA inflammatory cascade offer potent new means of modifying disease activity. Recently, increased concentrations of adipokines, including visfatin, mainly produced by adipocytes in serum and joint synovial fluid, were found in RA patients. Visfatin has important pro-inflammatory and catabolic roles in RA pathogenesis and is now being studied as a potential therapeutic target for RA. Here we discuss the relationship between visfatin and RA and its potential as a therapeutic target for RA.
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Affiliation(s)
- JP Bao
- Department of Orthopaedic Surgery, Second Hospital of Medical College, Zhejiang University, Hangzhou, China
| | - WP Chen
- Department of Orthopaedic Surgery, Second Hospital of Medical College, Zhejiang University, Hangzhou, China
| | - LD Wu
- Department of Orthopaedic Surgery, Second Hospital of Medical College, Zhejiang University, Hangzhou, China
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