ArticleCell stress & chaperones2018
Interferonregulatoryfactor-8(IRF-8) regulates the expression of matrix metalloproteinase-13 (MMP-13) in chondrocytes.
Article in Cell stress & chaperones, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.
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Who cites it
9 citing papers in PubMed, 17 citations in OpenAlex.
- Article
- TLR2 and IRF8 are the biomarkers associated with hypoxia in steroid-induced osteonecrosis of the femoral head via bioinformatics analysis and experimental validation.BMC musculoskeletal disorders · 2025Article
- Association of interferon regulatory factor 8 dysregulation with dry eye in Sjögren's syndrome.International journal of ophthalmology · 2025Article
- Imrecoxib attenuates osteoarthritis by modulating synovial macrophage polarization through inactivating COX-2/PGE2 signaling pathway.Frontiers in bioengineering and biotechnology · 2025Article
- Matrix metalloproteinases in rheumatoid arthritis and osteoarthritis: a state of the art review.Reumatologia · 2023Review
- Targeting transcription factors for therapeutic benefit in rheumatoid arthritis.Frontiers in immunology · 2023Review
- Transcriptional response of human articular chondrocytes treated with fibronectin fragments: an in vitro model of the osteoarthritis phenotype.Osteoarthritis and cartilage · 2021Article
- The Role of Inflammation in the Pathogenesis of Osteoarthritis.Mediators of inflammation · 2020Review
- Matrix Metalloproteinases and Their Inhibitors and Proteoglycan 4 in Patients Undergoing Total Joint Arthroplasty.Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/HemostasisArticle
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Authors and funding
7 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Low levels of inflammation-induced expression of matrix metalloproteinase (MMP) play a crucial role in articular cartilage matrix destruction in osteoarthritis (OA) patients. Interferon regulatory factor-8 (IRF-8), an important member in the IRF family, plays a key role in regulating the inflammation-related signaling pathway. The aim of this study is to investigate the physiological roles of IRF-8 in the pathological progression of OA. We found that IRF-8 was expressed in human primary chondrocytes. Interestingly, the expression of IRF-8 was upregulated in OA chondrocytes. In addition, IRF-8 was increased in response to interleukin-1β (IL-1β) treatment, mediated by the Janus kinase 2 (JAK2) pathway. Overexpression of IRF-8 in human chondrocytes by transduction with lentiviral-IRF-8 exacerbated IL-1β-induced expression of matrix metalloproteinase-13 (MMP-13) in human chondrocytes. In contrast, knockdown of IRF-8 inhibited IL-1β-induced expression of MMP-13. Importantly, IRF-8 could bind to the promoter of MMP-13 and stimulate its activity. Additionally, overexpression of IRF-8 exacerbated IL-1β-induced degradation of type II collagen. However, silencing IRF-8 abrogated the degradation of type II collagen. Taken together, our findings identified a novel function of IRF-8 in regulating articular cartilage matrix destruction by promoting the expression of MMP-13.
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