Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway

Background/Aims: Osteoarthritis (OA) is a multifactorial disease that is associated with inflammation in joints. The purpose of the present study was to investigate the anti-inflammatory activity and mechanism of morin on human osteoarthritis chondrocytes stimulated by IL-1β. Methods: The levels of...

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Main Authors: Yanlong Qu, Chunlei Wang, Ning Liu, Chengzhe Gao, Fei Liu
Format: Article
Language:English
Published: Cell Physiol Biochem Press GmbH & Co KG 2018-11-01
Series:Cellular Physiology and Biochemistry
Subjects:
Online Access:https://www.karger.com/Article/FullText/495684
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author Yanlong Qu
Chunlei Wang
Ning Liu
Chengzhe Gao
Fei Liu
author_facet Yanlong Qu
Chunlei Wang
Ning Liu
Chengzhe Gao
Fei Liu
author_sort Yanlong Qu
collection DOAJ
description Background/Aims: Osteoarthritis (OA) is a multifactorial disease that is associated with inflammation in joints. The purpose of the present study was to investigate the anti-inflammatory activity and mechanism of morin on human osteoarthritis chondrocytes stimulated by IL-1β. Methods: The levels of NO and PGE2 were measured by the Griess method and ELISA. The levels of MMP1, MMP3, and MMP13 were also measured by ELISA. Results: The results revealed that IL-1β significantly increased the production of NO, PGE2, MMP1, MMP3, and MMP13. Additionally, the increases were significantly attenuated by treatment with morin. Furthermore, IL-1β-induced NF-κB activation was suppressed by morin. In addition, the expression of Nrf2 and HO-1 were increased by morin and knockdown of Nrf2 could prevent the anti-inflammatory effects of morin. Conclusion: In conclusion, this study suggested that morin attenuated IL-1β-induced inflammation by activating the Nrf2 signaling pathway.
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spelling doaj.art-008c7256393848f39fd23659c88952ff2022-12-21T19:39:30ZengCell Physiol Biochem Press GmbH & Co KGCellular Physiology and Biochemistry1015-89871421-97782018-11-015141830183810.1159/000495684495684Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling PathwayYanlong QuChunlei WangNing LiuChengzhe GaoFei LiuBackground/Aims: Osteoarthritis (OA) is a multifactorial disease that is associated with inflammation in joints. The purpose of the present study was to investigate the anti-inflammatory activity and mechanism of morin on human osteoarthritis chondrocytes stimulated by IL-1β. Methods: The levels of NO and PGE2 were measured by the Griess method and ELISA. The levels of MMP1, MMP3, and MMP13 were also measured by ELISA. Results: The results revealed that IL-1β significantly increased the production of NO, PGE2, MMP1, MMP3, and MMP13. Additionally, the increases were significantly attenuated by treatment with morin. Furthermore, IL-1β-induced NF-κB activation was suppressed by morin. In addition, the expression of Nrf2 and HO-1 were increased by morin and knockdown of Nrf2 could prevent the anti-inflammatory effects of morin. Conclusion: In conclusion, this study suggested that morin attenuated IL-1β-induced inflammation by activating the Nrf2 signaling pathway.https://www.karger.com/Article/FullText/495684MorinChondrocytesIL-1βNF-κBNrf2
spellingShingle Yanlong Qu
Chunlei Wang
Ning Liu
Chengzhe Gao
Fei Liu
Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
Cellular Physiology and Biochemistry
Morin
Chondrocytes
IL-1β
NF-κB
Nrf2
title Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
title_full Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
title_fullStr Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
title_full_unstemmed Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
title_short Morin Exhibits Anti-Inflammatory Effects on IL-1β-Stimulated Human Osteoarthritis Chondrocytes by Activating the Nrf2 Signaling Pathway
title_sort morin exhibits anti inflammatory effects on il 1β stimulated human osteoarthritis chondrocytes by activating the nrf2 signaling pathway
topic Morin
Chondrocytes
IL-1β
NF-κB
Nrf2
url https://www.karger.com/Article/FullText/495684
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AT chunleiwang morinexhibitsantiinflammatoryeffectsonil1bstimulatedhumanosteoarthritischondrocytesbyactivatingthenrf2signalingpathway
AT ningliu morinexhibitsantiinflammatoryeffectsonil1bstimulatedhumanosteoarthritischondrocytesbyactivatingthenrf2signalingpathway
AT chengzhegao morinexhibitsantiinflammatoryeffectsonil1bstimulatedhumanosteoarthritischondrocytesbyactivatingthenrf2signalingpathway
AT feiliu morinexhibitsantiinflammatoryeffectsonil1bstimulatedhumanosteoarthritischondrocytesbyactivatingthenrf2signalingpathway