Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model
Abstract Osteoarthritis (OA) is a degenerative joint disease characterized by cartilage loss and reduced joint function. OA risk factors are age and obesity. Many adipokines are altered by obesity but also OA although systemic adipokine regulation in OA is not always clear. Therefore, metabolic effe...
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2021
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oai:doaj.org-article:dd5774ebdd814e90ab50873b9494e99b2021-12-02T17:08:44ZSystemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model10.1038/s41598-021-96545-82045-2322https://doaj.org/article/dd5774ebdd814e90ab50873b9494e99b2021-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-96545-8https://doaj.org/toc/2045-2322Abstract Osteoarthritis (OA) is a degenerative joint disease characterized by cartilage loss and reduced joint function. OA risk factors are age and obesity. Many adipokines are altered by obesity but also OA although systemic adipokine regulation in OA is not always clear. Therefore, metabolic effects of diet-induced obesity on OA development as well as the influence of obesity and OA progression on systemic vs. local adipokine expression in joints were compared. C57Bl/6-mice fed with HFD (high fat diet) or normal diet prior to destabilization of the medial meniscus (DMM) were sacrificed 4/6/8 weeks after surgery. Sera were evaluated for adiponectin, leptin, visfatin, cytokines. Liver grading and staging for non-alcoholic steatohepatitis (NASH) was performed and crown-like structures (CLS) in adipose tissue measured. OA progression was scored histologically. Adipokine-expressing cells and types were evaluated by immunohistochemistry. Time-dependent changes in DMM-progression were reflected by increased systemic adiponectin levels in DMM especially combined with HFD. While HFD increased serum leptin, DMM reduced systemic leptin significantly. OA scores correlated with bodyweight, leptin and hepatic scoring. Locally, increased numbers of adiponectin- and leptin-producing fibroblasts were observed in damaged menisci but visfatin was not changed. Local adipokine expression was independent from systemic levels, suggesting different mechanisms of action.Marie-Lisa HülserYubin LuoKlaus FrommerRebecca HasseliKernt KöhlerMagnus DillerLina Van NieChristoph RummelMartin RoderfeldElke RoebGeorg SchettAline BozecUlf Müller-LadnerElena NeumannNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-13 (2021) |
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Medicine R Science Q Marie-Lisa Hülser Yubin Luo Klaus Frommer Rebecca Hasseli Kernt Köhler Magnus Diller Lina Van Nie Christoph Rummel Martin Roderfeld Elke Roeb Georg Schett Aline Bozec Ulf Müller-Ladner Elena Neumann Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
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Abstract Osteoarthritis (OA) is a degenerative joint disease characterized by cartilage loss and reduced joint function. OA risk factors are age and obesity. Many adipokines are altered by obesity but also OA although systemic adipokine regulation in OA is not always clear. Therefore, metabolic effects of diet-induced obesity on OA development as well as the influence of obesity and OA progression on systemic vs. local adipokine expression in joints were compared. C57Bl/6-mice fed with HFD (high fat diet) or normal diet prior to destabilization of the medial meniscus (DMM) were sacrificed 4/6/8 weeks after surgery. Sera were evaluated for adiponectin, leptin, visfatin, cytokines. Liver grading and staging for non-alcoholic steatohepatitis (NASH) was performed and crown-like structures (CLS) in adipose tissue measured. OA progression was scored histologically. Adipokine-expressing cells and types were evaluated by immunohistochemistry. Time-dependent changes in DMM-progression were reflected by increased systemic adiponectin levels in DMM especially combined with HFD. While HFD increased serum leptin, DMM reduced systemic leptin significantly. OA scores correlated with bodyweight, leptin and hepatic scoring. Locally, increased numbers of adiponectin- and leptin-producing fibroblasts were observed in damaged menisci but visfatin was not changed. Local adipokine expression was independent from systemic levels, suggesting different mechanisms of action. |
format |
article |
author |
Marie-Lisa Hülser Yubin Luo Klaus Frommer Rebecca Hasseli Kernt Köhler Magnus Diller Lina Van Nie Christoph Rummel Martin Roderfeld Elke Roeb Georg Schett Aline Bozec Ulf Müller-Ladner Elena Neumann |
author_facet |
Marie-Lisa Hülser Yubin Luo Klaus Frommer Rebecca Hasseli Kernt Köhler Magnus Diller Lina Van Nie Christoph Rummel Martin Roderfeld Elke Roeb Georg Schett Aline Bozec Ulf Müller-Ladner Elena Neumann |
author_sort |
Marie-Lisa Hülser |
title |
Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
title_short |
Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
title_full |
Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
title_fullStr |
Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
title_full_unstemmed |
Systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
title_sort |
systemic versus local adipokine expression differs in a combined obesity and osteoarthritis mouse model |
publisher |
Nature Portfolio |
publishDate |
2021 |
url |
https://doaj.org/article/dd5774ebdd814e90ab50873b9494e99b |
work_keys_str_mv |
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