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The Association Between β-Dystroglycan in Airway Smooth Muscle and Eosinophils in Allergic Asthma. Inflammation 2021; 44:1060-1068. [PMID: 33566255 PMCID: PMC8139938 DOI: 10.1007/s10753-020-01401-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/08/2019] [Revised: 12/07/2020] [Accepted: 12/09/2020] [Indexed: 12/03/2022]
Abstract
Allergic asthma (AA) is a complex disorder with heterogeneous features of airway hyperresponsiveness, inflammation, and remodeling. The increase of airway smooth muscle (ASM) mass is a fundamental component of bronchial remodeling in AA, yet the pathophysiological mechanisms and clinical outcomes associated with ASM modulation are still elusive. The objective of this study is to compare the expression level of β-dystroglycan (β-DG) in ASM in AA subjects and a healthy control group and to investigate the relationship between eosinophils and β-DG in ASM in patients with AA. Thirteen AA patients and seven control subjects were analyzed for the ASM area and eosinophil cells. Bronchial biopsies were stained by β-DG and eosinophil cationic protein (ECP) using immunohistochemistry. The proportion of ASM with β-DG staining was greater in those with AA than in the healthy control group (mean (95% CI) (28.3% (23.8–32.7%) vs. 16.4% (14.1–18.5%), P < 0.0001). The number of ECP positive cells was higher in patients with AA than in the control group (4056 (3819–4296) vs. 466 (395–537) cells/mm2P < 0.0001). In AA, the number of ECP positive cells was significantly correlated to the β-DG expression in ASM (r = 0.77, P = 0.002). There is an increased β-DG expression in ASM and a higher number of ECP positive cells in the bronchial biopsy of those with AA than those in the control group. The increased expression of β-DG in ASM in AA subjects correlates with the number of eosinophils, suggesting a role for this cell in airway remodeling in AA.
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Li S, Niu G, Dong XN, Liu Z, Song C, Leng H. Vitamin D Inhibits Activities of Metalloproteinase-9/-13 in Articular Cartilage In Vivo and In Vitro. J Nutr Sci Vitaminol (Tokyo) 2019; 65:107-112. [PMID: 31061278 DOI: 10.3177/jnsv.65.107] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Abstract
Low levels of serum vitamin D have been shown to accelerate progression of osteoarthritis. However, the role of vitamin D in articular cartilage degradation and osteoarthritis development is still unclear. This study investigated the effects of vitamin D on articular cartilage degradation by testing matrix metalloproteinase (MMPs) activities in articular cartilage using the rat vitamin D deficiency model at the animal level and rat articular chondrocytes at the cell level. The in vivo study showed vitamin D deficiency increased the expressions of MMP-9 and MMP-13 in rat articular cartilage, and the increase was inhibited by 1α,25(OH)2D3 supplementation. The increased production of MMP-9 and MMP-13 in the articular chondrocytes induced by tumor necrosis factor-α (TNF-α) or phorbol-12-myristate-13-acetate (PMA) was significantly suppressed by concomitant treatment with 1α,25(OH)2D3 in vitro. The increased level of C-telopeptide of type II collagen (CTX-II) induced by TNF-α or PMA was also significantly suppressed by concomitant treatment with 1α,25(OH)2D3 in vitro. Thus, vitamin D intake may inhibit MMP activities and take part in the process of articular cartilage degeneration and osteoarthritis progression.
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Affiliation(s)
- Siwei Li
- Department of Orthopedics, Peking University Third Hospital.,Department of Orthopedics, Ansteel Group Hospital
| | - Guodong Niu
- Department of Orthopedics, Peking University Third Hospital.,Beijing Key Lab of Spine Diseases
| | - X Neil Dong
- Department of Health and Kinesiology, The University of Texas at Tyler
| | - Zhongjun Liu
- Department of Orthopedics, Peking University Third Hospital
| | - Chunli Song
- Department of Orthopedics, Ansteel Group Hospital
| | - Huijie Leng
- Department of Orthopedics, Peking University Third Hospital
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3
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Hu Y, Zhang T, Huang H, Cheng W, Lai Y, Bai X, Chen J, Yue Y, Zheng Z, Guo C, Qin L, Zhang P. Fracture healing in a collagen-induced arthritis rat model: Radiology and histology evidence. J Orthop Res 2018; 36:2876-2885. [PMID: 29802743 DOI: 10.1002/jor.24060] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/12/2017] [Accepted: 05/23/2018] [Indexed: 02/04/2023]
Abstract
This research was designed to investigate the fracture healing pattern in a rheumatoid arthritis (RA) rat model. A mid-shaft femur fracture (RA + F) model and normal fracture (NF) model as control were established. Micro-CT, H&E staining, TB staining, SO staining, tartrate-resistant acid phosphates, and immunohistochemistry test were performed. In the micro-CT images and H&E stains, fracture gaps were evident in the RA + F group 4 and 8 weeks after fracture. In detail, the bone mineral density, the ratio of bone volume to tissue volume, and trabecular thickness of the RA + F group were significantly lower than those of the NF group at all time points. Trabecular number value was significantly lower in the RA + F group 4 weeks after surgery in comparison with that of the NF group. Furthermore, the structure model index test result of the RA + F group was significantly higher than that of the NF group at all time points. TB staining and SO staining test results showed that the NF group had more cartilaginous callus in the earlier stage of bone healing process (4 weeks), and less cartilage callus formation in the later stage (8 weeks) in comparison with that of the RA + F group. Osteoclasts statistics score in the NF group were obviously lower than that of the RA + F group at all time points. MMP-3 and OPN protein levels of the fracture area in the RA + F group were significantly higher than those in the NF group. This study improves the understanding of the bone healing characteristics in patients with RA. © 2018 Orthopaedic Research Society. Published by Wiley Periodicals, Inc. J Orthop Res 36:2876-2885, 2018.
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Affiliation(s)
- Yiping Hu
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China
| | - Tiantian Zhang
- Department of Rheumatology, People's Hospital of Baoan District, Shen Zhen, Guangdong, 518128, China
| | - Huan Huang
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China
| | - Wenxiang Cheng
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China
| | - Yuxiao Lai
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China
| | - Xueling Bai
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China
| | - Jianhai Chen
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China
| | - Ye Yue
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China
| | - Zhengtan Zheng
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China
| | - Chengshan Guo
- Department of Rheumatology, People's Hospital of Baoan District, Shen Zhen, Guangdong, 518128, China
| | - Ling Qin
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China.,Musculoskeletal Research Laboratory of Department of Orthopaedics & Traumatology and Innovative Orthopaedic Biomaterial and Drug Translational Research Laboratory of Li Ka Shing Institute of Health Sciences, The Chinese University of Hong Kong, Hong Kong SAR, Hong Kong, 999077, China
| | - Peng Zhang
- Center for Translational Medicine Research and Development, Shen Zhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Shenzhen University Town, Shen Zhen, Guangdong, 518055, China.,Shen Zhen College of Advanced Technology, University of Chinese Academy of Sciences, Shen Zhen, Guangdong, 518055, China
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Deng S, Zhou JL, Peng H, Fang HS, Liu F, Weng JQ. Local intra‑articular injection of vascular endothelial growth factor accelerates articular cartilage degeneration in rat osteoarthritis model. Mol Med Rep 2018; 17:6311-6318. [PMID: 29488610 PMCID: PMC5928607 DOI: 10.3892/mmr.2018.8652] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2017] [Accepted: 12/28/2017] [Indexed: 01/20/2023] Open
Abstract
In the pathophysiology of osteoarthritis (OA), articular cartilage degeneration exhibits a significant role. Vascular endothelial growth factor (VEGF) is considered to be an effective angiogenic factor and a crucial regulator of articular cartilage degeneration in the development of OA. Therefore, the present study aimed to investigate the underlying influences of exogenous VEGF on articular cartilage degeneration in OA model rat. A total of 24 male Sprague-Dawley rats were randomly allocated into 3 groups. In the normal saline (NS) and VEGF groups, animals received bilateral anterior cruciate ligament (ACL) transection to establish the OA model; at 4 weeks post-surgery, the rats received local intra-articular injections of 100 µl NS or VEGF solution, respectively, every week for 4 weeks. The Control group received neither surgery nor injections. All animals were sacrificed at 12 weeks following surgery. Prominent cartilage degeneration was observed in rats in the NS- and VEGF-injected groups. The extent and the grade of cartilage damage in the VEGF-injected group were notably more severe compared with those in the NS-treated group. Western blotting results demonstrated that the expression levels of aggrecan and type II collagen were significantly reduced in OA model rats that were treated with VEGF. In addition, the expression levels of matrix metalloproteinase (MMP)-3, MMP-9, MMP-13, a disintegrin and metalloproteinase with thrombospondin motifs (a disintegrin and metalloproteinase; ADAMTS)-4, −5 and −12, type III collagen and transforming growth factor-β1 were significantly increased following VEGF administration. Results from the present study indicated that VEGF may exhibit a promoting role in the development of OA by destroying articular cartilage matrix.
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Affiliation(s)
- Shuang Deng
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
| | - Jian-Lin Zhou
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
| | - Hao Peng
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
| | - Hong-Song Fang
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
| | - Feng Liu
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
| | - Jin-Qing Weng
- Department of Orthopedics, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China
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Galvagni F, Nardi F, Maida M, Bernardini G, Vannuccini S, Petraglia F, Santucci A, Orlandini M. CD93 and dystroglycan cooperation in human endothelial cell adhesion and migration adhesion and migration. Oncotarget 2017; 7:10090-103. [PMID: 26848865 PMCID: PMC4891106 DOI: 10.18632/oncotarget.7136] [Citation(s) in RCA: 38] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2015] [Accepted: 01/22/2016] [Indexed: 02/07/2023] Open
Abstract
CD93 is a transmembrane glycoprotein predominantly expressed in endothelial cells. Although CD93 displays proangiogenic activity, its molecular function in angiogenesis still needs to be clarified. To get molecular insight into the biological role of CD93 in the endothelium, we performed proteomic analyses to examine changes in the protein profile of endothelial cells after CD93 silencing. Among differentially expressed proteins, we identified dystroglycan, a laminin-binding protein involved in angiogenesis, whose expression is increased in vascular endothelial cells within malignant tumors. Using immunofluorescence, FRET, and proximity ligation analyses, we observed a close interaction between CD93 and β-dystroglycan. Moreover, silencing experiments showed that CD93 and dystroglycan promoted endothelial cell migration and organization into capillary-like structures. CD93 proved to be phosphorylated on tyrosine 628 and 644 following cell adhesion on laminin through dystroglycan. This phosphorylation was shown to be necessary for a proper endothelial migratory phenotype. Moreover, we showed that during cell spreading phosphorylated CD93 recruited the signaling protein Cbl, which in turn was phosphorylated on tyrosine 774. Altogether, our results identify a new signaling pathway which is activated by the cooperation between CD93 and dystroglycan and involved in the control of endothelial cell function.
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Affiliation(s)
- Federico Galvagni
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
| | - Federica Nardi
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
| | - Marco Maida
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
| | - Giulia Bernardini
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
| | - Silvia Vannuccini
- Department of Molecular and Developmental Medicine, Obstetrics and Gynecology, University of Siena, 53100 Siena, Italy
| | - Felice Petraglia
- Department of Molecular and Developmental Medicine, Obstetrics and Gynecology, University of Siena, 53100 Siena, Italy
| | - Annalisa Santucci
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
| | - Maurizio Orlandini
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, 53100 Siena, Italy
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Millucci L, Bernardini G, Marzocchi B, Braconi D, Geminiani M, Gambassi S, Laschi M, Frediani B, Galvagni F, Orlandini M, Santucci A. Angiogenesis in alkaptonuria. J Inherit Metab Dis 2016; 39:801-806. [PMID: 27671890 DOI: 10.1007/s10545-016-9976-3] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/14/2016] [Revised: 07/28/2016] [Accepted: 08/17/2016] [Indexed: 10/20/2022]
Abstract
Alkaptonuria (AKU) is a rare genetic disease that affects the entire joint. Current standard of AKU treatment is palliative and little is known about its physiopathology. Neovascularization is involved in the pathogenesis of systemic inflammatory rheumatic diseases, a family of related disorders that includes AKU. Here, we investigated the presence of neoangiogenesis in AKU synovium and healthy controls. Synovium from AKU patients, who had undergone total joint replacement or arthroscopy, or from healthy patients without any history of rheumatic diseases, who underwent surgical operation following sport trauma was subjected to hematoxylin and eosin staining. Histologic grades were assigned for clinical disease activity and synovitis based on cellular content of the synovium. By immunofluorescence microscopy, using different endothelial cell markers, we observed large vascularization in AKU but not in healthy synovium. Moreover, Western blotting and quantification analyses confirmed strong expression of endothelial cell markers in AKU synovial tissues. Importantly, AKU synovium vascular endothelium expressed high levels of β-dystroglycan, a protein previously involved in the regulation of angiogenesis in osteoarthritic synovium. This is the first report providing experimental evidences that new blood vessels are formed in AKU synovial tissues, opening new perspectives for AKU therapy.
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Affiliation(s)
- Lia Millucci
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Giulia Bernardini
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Barbara Marzocchi
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Daniela Braconi
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Michela Geminiani
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Silvia Gambassi
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Marcella Laschi
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Bruno Frediani
- Department of Medicine, Surgery and Neurosciences, Rheumatology section, University of Siena, Policlinico Le Scotte, 53100, Siena, Italy
| | - Federico Galvagni
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Maurizio Orlandini
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy
| | - Annalisa Santucci
- Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro, 2, 53100, Siena, Italy.
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Leiton CV, Aranmolate A, Eyermann C, Menezes MJ, Escobar-Hoyos LF, Husain S, Winder SJ, Colognato H. Laminin promotes metalloproteinase-mediated dystroglycan processing to regulate oligodendrocyte progenitor cell proliferation. J Neurochem 2015; 135:522-38. [PMID: 26171643 DOI: 10.1111/jnc.13241] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/23/2015] [Revised: 06/30/2015] [Accepted: 07/06/2015] [Indexed: 01/26/2023]
Abstract
The cell surface receptor dystroglycan mediates interactions between oligodendroglia and laminin-211, an extracellular matrix protein that regulates timely oligodendroglial development. However, dystroglycan's precise role in oligodendroglial development and the potential mechanisms to regulate laminin-dystroglycan interactions remain unknown. Here we report that oligodendroglial dystroglycan is cleaved by metalloproteinases, thereby uncoupling oligodendroglia from laminin binding. Dystroglycan cleavage is selectively stimulated by oligodendrocyte progenitor cell attachment to laminin-211, but not laminin-111 or poly-D-lysine. In addition, dystroglycan cleavage occurs most prominently in oligodendrocyte progenitor cells, with limited dystroglycan cleavage observed in differentiating oligodendrocytes. When dystroglycan cleavage is blocked by metalloproteinase inhibitors, oligodendrocyte progenitor cell proliferation is substantially decreased. Conversely, expression of the intracellular portion of cleaved dystroglycan results in increased oligodendrocyte progenitor cell proliferation, suggesting that endogenous dystroglycan cleavage may promote oligodendrocyte progenitor cell cycle progression. Intriguingly, while matrix metalloproteinase-2 and/or -9 have been reported to be responsible for dystroglycan cleavage, we find that these two metalloproteinases are neither necessary nor sufficient for cleavage of oligodendroglial dystroglycan. In summary, laminin-211 stimulates metalloproteinase-mediated dystroglycan cleavage in oligodendrocyte progenitor cells (but not in differentiated oligodendrocytes), which in turn promotes oligodendrocyte progenitor cell proliferation. This novel regulation of oligodendroglial laminin-dystroglycan interactions may have important consequences for oligodendroglial differentiation, both during development and during disease when metalloproteinase levels become elevated.
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Affiliation(s)
- Cindy V Leiton
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Azeez Aranmolate
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Christopher Eyermann
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Michael J Menezes
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Luisa F Escobar-Hoyos
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Solomon Husain
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
| | - Steve J Winder
- Department of Biomedical Science, University of Sheffield, Western Bank, Sheffield, UK
| | - Holly Colognato
- Department of Pharmacological Sciences, Stony Brook University, Stony Brook, New York, USA
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8
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Wang H, Zhang X, He JY, Zheng XF, Li D, Li Z, Zhu JF, Shen C, Cai GQ, Chen XD. Increasing expression of substance P and calcitonin gene-related peptide in synovial tissue and fluid contribute to the progress of arthritis in developmental dysplasia of the hip. Arthritis Res Ther 2015; 17:4. [PMID: 25578529 PMCID: PMC4320827 DOI: 10.1186/s13075-014-0513-1] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2014] [Accepted: 12/23/2014] [Indexed: 12/21/2022] Open
Abstract
INTRODUCTION Developmental dysplasia of the hip (DDH) is a common musculoskeletal disorder that has pain and loss of joint function as major pathological features. In the present study, we explored the mechanisms of possible involvement and regulation of substance P (SP) and calcitonin gene-related peptide (CGRP) in the pathological and inflammatory processes of arthritis in DDH. METHODS Blood, synovial tissue and fluid samples were collected from patients diagnosed with different severities of DDH and from patients with femoral neck fracture. Levels of SP, CGRP and inflammatory cytokines in synovium and synovial fluid (SF) in the different groups were evaluated by immunohistochemistry, real-time PCR and enzyme-linked immunosorbent assay (ELISA). Correlations between neuropeptides and inflammatory cytokines in SF were evaluated by partial correlation analysis. The proinflammatory effects of SP and CGRP on synoviocytes obtained from patients with moderate DDH were investigated in vitro by real-time PCR and ELISA. The mechanisms of those effects were evaluated by Western blot analysis and nuclear factor κ-light-chain-enhancer of activated B cells (NF-κB) DNA binding assay. RESULTS Significantly increased levels of neuropeptides and inflammatory cytokines were observed in synovium and SF from patients in the severe DDH group compared with the moderate DDH and control groups. In moderate DDH samples, SP in SF correlated with tumor necrosis factor (TNF)-α, and CGRP in SF correlated with TNF-α and interleukin (IL)-10. In the severe DDH group, SP in SF correlated with interleukin (IL)-1β, TNF-α and IL-10. CGRP in SF correlated with TNF-α. Additionally, SP might have had obvious proinflammatory effects on synoviocytes through the activation of NF-κB. CONCLUSIONS The upregulation of SP and CGRP in synovium and SF might participate in the inflammatory process of arthritis in DDH. The activation of the NF-κB pathway seems indispensable in the proinflammatory effect of SP on synoviocytes. This original discovery may indicate a potential clinical drug target and the development of innovative therapies for DDH.
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Affiliation(s)
- Hui Wang
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Xiang Zhang
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Ji-Ye He
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Xin-Feng Zheng
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - De Li
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Zheng Li
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Jun-Feng Zhu
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Chao Shen
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Gui-Quan Cai
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
| | - Xiao-Dong Chen
- Department of Orthopaedic Surgery, Xinhua Hospital, Shanghai Jiaotong University School of Medicine, No. 1665, Kongjiang Road, Yangpu District, Shanghai, 200092, People's Republic of China.
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9
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Uehara Y, Hirose J, Yamabe S, Okamoto N, Okada T, Oyadomari S, Mizuta H. Endoplasmic reticulum stress-induced apoptosis contributes to articular cartilage degeneration via C/EBP homologous protein. Osteoarthritis Cartilage 2014; 22:1007-17. [PMID: 24795271 DOI: 10.1016/j.joca.2014.04.025] [Citation(s) in RCA: 92] [Impact Index Per Article: 9.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/30/2013] [Revised: 04/18/2014] [Accepted: 04/23/2014] [Indexed: 02/02/2023]
Abstract
OBJECTIVE When endoplasmic reticulum (ER) stress, i.e., the excessive accumulation of unfolded proteins in ER, endangers homeostasis, apoptosis is induced by C/EBP homologous protein (Chop). In osteoarthritis (OA) cartilage, Chop expression and apoptosis increase as degeneration progresses. We investigated the role of Chop in murine chondrocyte apoptosis and in the progression of cartilage degeneration. METHOD We induced experimental OA in Chop-knockout (Chop(-/-)) mice by medial collateral ligament transection and meniscectomy and compared cartilage degeneration, apoptosis, and ER stress in Chop(-/-)- and wild-type (Chop(+/+)) mice. In our in vitro experiments we treated murine Chop(-/-) chondrocytes with the ER stress inducer tunicamycin (TM) and evaluated apoptosis, ER stress, and chondrocyte function. RESULTS In vivo, the degree of ER stress was similar in Chop(-/-)- and Chop(+/+) mice. However, in Chop(-/-) mice apoptosis and cartilage degeneration were lower by 26.4% and 42.4% at 4 weeks, by 26.8% and 44.9% at 8 weeks, and by 26.9% and 32.3% at 12 weeks after surgery than Chop(+/+) mice, respectively. In vitro, the degree of ER stress induction by TM was similar in Chop(-/-)- and Chop(+/+) chondrocytes. On the other hand, apoptosis was 55.3% lower and the suppression of collagen type II and aggrecan mRNA was 21.0% and 23.3% less, and the increase of matrix metalloproteinase-13 mRNA was 20.0% less in Chop(-/-)- than Chop(+/+) chondrocytes. CONCLUSION Our results indicate that Chop plays a direct role in chondrocyte apoptosis and that Chop-mediated apoptosis contributes to the progression of cartilage degeneration in mice.
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Affiliation(s)
- Y Uehara
- Department of Orthopaedic Surgery, Faculty of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
| | - J Hirose
- Department of Orthopaedic Surgery, Kumamoto University Hospital, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
| | - S Yamabe
- Department of Orthopaedic Surgery, Faculty of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
| | - N Okamoto
- Department of Orthopaedic Surgery, Faculty of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
| | - T Okada
- Department of Orthopaedic Surgery, Faculty of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
| | - S Oyadomari
- Division of Molecular Biology, Institute for Genome Research, The University of Tokushima, 3-18-15 Kuramoto, Tokushima 770-8503, Japan.
| | - H Mizuta
- Department of Orthopaedic Surgery, Faculty of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
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10
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Abstract
Angiogenesis is an indispensable mechanism in development and in many pathologies, including cancer, synovitis and aberrant wound healing. Many angiogenic stimulators and inhibitors have been investigated, and some have progressed to the clinic. A disintegrin and metalloproteinase with thrombospondin motifs (ADAMTS) is a group of multifunctional proteinases. ADAMTS-1 and ADAMTS-8 have been reported to be anti-angiogenic. Here, we provide evidence that ADAMTS-4, like ADAMTS-1, is expressed by endothelial cells and binds to vascular endothelial groth factor (VEGF). Moreover, ADAMTS-4 inhibited human dermal microvascular endothelial cells (HuDMEC) VEGF-stimulated VEGF receptor (R) R2 phosphorylation, differentiation and migration, suggesting that ADAMTS-4 may be a novel anti-angiogenic molecule.
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Affiliation(s)
- Yi-Ping Hsu
- Academic Unit of Molecular Medicine and Rheumatology, University of Sheffield Medical School, Sheffield, UK
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11
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Hirose J, Yamabe S, Takada K, Okamoto N, Nagai R, Mizuta H. Immunohistochemical distribution of advanced glycation end products (AGEs) in human osteoarthritic cartilage. Acta Histochem 2011; 113:613-8. [PMID: 20656335 DOI: 10.1016/j.acthis.2010.06.007] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/13/2010] [Revised: 06/21/2010] [Accepted: 06/22/2010] [Indexed: 01/11/2023]
Abstract
Advanced glycation end products (AGEs) may be associated with osteoarthritis (OA), because the accumulation of AGEs in articular cartilage are among the most striking age-related changes. AGEs modify the tissue protein structure and function and stimulate the cellular responses mediated by a specific receptor for AGEs (RAGE). This study investigated the localization of AGEs in degenerated cartilage using newly identified epitope-specific antibodies to determine the linkage between the distribution of AGEs and the development and progression of OA. Osteochondral specimens of the tibial plateau from OA patients were immunostained by specific antibodies against N(ε)-(carboxymethyl)lysine (CML), N(ε)-(carboxyethyl)lysine (CEL), pentosidine, GA-pyridine, and RAGE. The immunohistochemical distribution of these epitopes was evaluated during cartilage degeneration. The immunoreactivity (IR) of AGEs and RAGE was stronger in cells rather than in the extracellular matrix. Higher IR of cellular CML and CEL was observed in both mild and severe OA cartilage in comparison to macroscopically intact cartilage. There was a strong association between GA-pyridine and RAGE in the pattern of increasing IR with the OA grade. These IR patterns of AGEs varying with cartilage degeneration indicate that AGE modified proteins are associated with cartilage degeneration. The coincidental up-regulation of GA-pyridine and RAGE suggests that GA-pyridine is the most significant AGE for cartilage degeneration via the RAGE pathway.
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Affiliation(s)
- Jun Hirose
- Department of Orthopaedic Surgery, Kumamoto University Hospital, Honjo, Japan.
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12
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Matrix metalloproteinase-13 expression in IL-1β-treated chondrocytes by activation of the p38 MAPK/c-Fos/AP-1 and JAK/STAT pathways. Arch Pharm Res 2011; 34:109-17. [PMID: 21468922 DOI: 10.1007/s12272-011-0113-4] [Citation(s) in RCA: 76] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2010] [Revised: 09/30/2010] [Accepted: 10/04/2010] [Indexed: 10/18/2022]
Abstract
Matrix metalloproteinase-13 (MMP-13, mammalian collagenase) degrades the cartilage matrix in pathological conditions such as osteoarthritis. Here, to establish the signaling pathway to MMP-13 induction, effects of mitogen-activated protein kinase (MAPK) pathway and the possibility of some other signaling pathways involved are investigated in interleukin-1β (IL-1β)-treated human chondrosarcoma cell line, SW1353 cells. IL-1β (10 ng/mL) treatment induced MMP-13 in SW1353 cells, with concomitant activation of nuclear factor-κB, activator protein-1 (AP-1) and MAPKs, including extracellular signal-regulated protein kinase, p38 MAPK and c-Jun N-terminal kinase. Among these MAPKs, only p38 MAPK inhibitor (SB203580) blocked MMP-13 induction and AP-1 activation in IL-1β-treated SW1353 cells. SB203580 also inhibited c-Fos translocation to the nucleus (but not c-Jun). Importantly, IL-1β treatment induced Janus kinase 2 (JAK2) and signal transducer and activator of transcription 1/2 (STAT1/2) activation. The JAK2 inhibitor (AG490) blocked STAT1/2 activation as well as MMP-13 induction in IL-1β-treated SW1353 cells. STAT1/2 siRNA transfection also reduced MMP-13 expression levels. Thus, from the present study, it is concluded that p38 MAPK/c-Fos/AP-1 and JAK2/STAT1/2 are involved in MMP-13 induction of IL-1β-treated human chondrocytes, SW1353 cells. Blocking these signaling pathways may have chondroprotective effects in cartilage degeneration.
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13
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Bozzi M, Inzitari R, Sbardell D, Monaco S, Pavoni E, Gioia M, Marini S, Morlacchi S, Sciandra F, Castagnola M, Giardina B, Brancaccio A, Coletta M. Enzymatic processing of beta-dystroglycan recombinant ectodomain by MMP-9: identification of the main cleavage site. IUBMB Life 2010; 61:1143-52. [PMID: 19946898 DOI: 10.1002/iub.273] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Dystroglycan (DG) is a membrane receptor belonging to the complex of glycoproteins associated to dystrophin. DG is formed by two subunits, alpha-DG, a highly glycosylated extracellular matrix protein, and beta-DG, a transmembrane protein. The two DG subunits interact through the C-terminal domain of alpha-DG and the N-terminal extracellular domain of beta-DG in a noncovalent way. Such interaction is crucial to maintain the integrity of the plasma membrane. In some pathological conditions, the interaction between the two DG subunits may be disrupted by the proteolytic activity of gelatinases (i.e. MMP-9 and/or MMP-2) that removes a portion or the whole beta-DG ectodomain producing a 30 kDa truncated form of beta-DG. However, the molecular mechanism underlying this event is still unknown. In this study, we carried out proteolysis of the recombinant extracellular domain of beta-DG, beta-DG(654-750) with human MMP-9, characterizing the catalytic parameters of its cleavage. Furthermore, using a combined approach based on SDS-PAGE, MALDI-TOF and HPLC-ESI-IT mass spectrometry, we were able to identify one main MMP-9 cleavage site that is localized between the amino acids His-715 and Leu-716 of beta-DG, and we analysed the proteolytic fragments of beta-DG(654-750) produced by MMP-9 enzymatic activity.
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Affiliation(s)
- Manuela Bozzi
- Istituto di Biochimica e Biochimica Clinica, Università Cattolica del Sacro Cuore, Largo Francesco Vito 1, Rome, Italy
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14
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Zhao XL, Li GZ, Sun B, Zhang ZL, Yin YH, Tian YS, Li H, Li HL, Wang DS, Zhong D. MMP-mediated cleavage of β-dystroglycan in myelin sheath is involved in autoimmune neuritis. Biochem Biophys Res Commun 2010; 392:551-6. [DOI: 10.1016/j.bbrc.2010.01.062] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/13/2010] [Accepted: 01/19/2010] [Indexed: 10/19/2022]
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15
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Scanzello CR, Umoh E, Pessler F, Diaz-Torne C, Miles T, Dicarlo E, Potter HG, Mandl L, Marx R, Rodeo S, Goldring SR, Crow MK. Local cytokine profiles in knee osteoarthritis: elevated synovial fluid interleukin-15 differentiates early from end-stage disease. Osteoarthritis Cartilage 2009; 17:1040-8. [PMID: 19289234 DOI: 10.1016/j.joca.2009.02.011] [Citation(s) in RCA: 160] [Impact Index Per Article: 10.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/05/2008] [Revised: 02/18/2009] [Accepted: 02/25/2009] [Indexed: 02/02/2023]
Abstract
OBJECTIVE Much of what is known about the inflammatory response in the synovial membrane (SM) of patients with osteoarthritis (OA) comes from studies of synovial tissues from end-stage disease. In this study, we sought to better characterize the inflammatory infiltrate in symptomatic patients with early signs of knee OA, and to determine how inflammatory cell populations relate to the pattern of cytokine and degradative enzyme production. METHODS Study populations comprised patients with degenerative meniscal tears and early cartilage thinning undergoing arthroscopic procedures (early OA) and patients undergoing total knee replacement for end-stage OA. Quantitative real-time polymerase chain reaction (PCR) was used to measure expression of SM cytokines and enzymes implicated in the pathogenesis of inflammatory arthritis and OA, as well as cell lineage-specific markers. We quantified synovial fluid (SF) cytokines and enzymes by enzyme-linked immunosorbent assay (ELISA) and SM cell populations by immunohistochemistry. RESULTS We found increased levels of SF interleukin-15 (IL-15) protein in the early knee OA patients when compared to end-stage OA. Both SF IL-15 protein and numbers of CD8 cells within SM correlated with matrix metalloproteinase-1 (MMP-1) and three levels. TNF-alpha, IL-6 and IL-21 were also detectable in the SF of the majority of patients, and IL-15 levels were associated with IL-6 levels. CONCLUSION IL-15 is elevated in early knee OA, suggesting activation of an innate immune response in the SM. The association of IL-15 expression with CD8 transcripts and MMPs implicates this cytokine in OA pathogenesis and as a candidate therapeutic target.
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Affiliation(s)
- C R Scanzello
- Rush University Medical Center, Section of Rheumatology, 1725 W. Harrison Street, Suite 1017, Chicago, IL 60612, United States.
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16
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Nomura M, Hosaka Y, Kasashima Y, Ueda H, Takehana K, Kuwano A, Arai K. Active Expression of Matrix Metalloproteinase-13 mRNA in the Granulation Tissue of Equine Superficial Digital Flexor Tendinitis. J Vet Med Sci 2007; 69:637-9. [PMID: 17611361 DOI: 10.1292/jvms.69.637] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
The DNA microarray analysis for matrix metalloproteinase (MMP)-related mRNA expression in equine superficial digital flexor tendinitis indicated that mRNA level of MMP-13 was apparently up-regulated in the tendinitis as compared to normal tendon. In situ hybridization also revealed that fibroblastic cells proliferated in the granulation tissue generated in the tendinitis actively expressed MMP-13 mRNA. On the other hand, in normal tendon, a few fibroblastic cells and vascular components lied in the endotenon barely expressed its mRNA, but other cellular components in the tendon bundle were not positively hybridized. As mentioned above, MMP-13 but not other collagenases or gelatinases, may play an important role in tendon injuries in the racehorses.
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Affiliation(s)
- Masayuki Nomura
- Laboratory of Veterinary Anatomy, School of Veterinary Medicine, Rakuno Gakuen University, Ebetsu, Hokkaido, Japan
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