Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage

IntroductionThe electric signals within the cartilage tissue are essential to biological systems and play a significant role in cartilage regeneration. Therefore, this study analyzed and investigated the reverse mechano-electrical effect in porcine articular cartilage and its related influencing fac...

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Main Authors: Chunsheng Liu, Le Zhao, Hao Dong, Zekun Hua, Yanqin Wang, Yongxing Wang, Pengcui Li, Xiaochun Wei, Kai Zhang, Yanru Xue, Xiaogang Wu, Weiyi Chen
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-02-01
Series:Frontiers in Bioengineering and Biotechnology
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Online Access:https://www.frontiersin.org/articles/10.3389/fbioe.2025.1485593/full
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author Chunsheng Liu
Le Zhao
Hao Dong
Zekun Hua
Yanqin Wang
Yongxing Wang
Pengcui Li
Xiaochun Wei
Kai Zhang
Yanru Xue
Xiaogang Wu
Weiyi Chen
author_facet Chunsheng Liu
Le Zhao
Hao Dong
Zekun Hua
Yanqin Wang
Yongxing Wang
Pengcui Li
Xiaochun Wei
Kai Zhang
Yanru Xue
Xiaogang Wu
Weiyi Chen
author_sort Chunsheng Liu
collection DOAJ
description IntroductionThe electric signals within the cartilage tissue are essential to biological systems and play a significant role in cartilage regeneration. Therefore, this study analyzed and investigated the reverse mechano-electrical effect in porcine articular cartilage and its related influencing factors.MethodsThe deflection of cartilage samples in an electric field was measured to analyze the mechanisms of different factors affecting the reverse mechano-electrical effect in articular cartilage.ResultsThe results showed that the cartilage thickness, water content, and externally applied voltage all impacted the deflection of the cartilage. The reduction in cartilage water content resulted in a decrease in cartilage thickness, following the same influencing mechanism as thickness. On the other hand, an increase in the externally applied voltage led to an increase in the electric field force within the cartilage space, consequently increasing the deflection of the cartilage in the electric field. Additionally, the externally applied voltage also caused a slight temperature rise in the vicinity of the cartilage specimens, and the magnitude of the temperature increase was proportional to the externally applied voltage.DiscussionThe fitting results of the experimental data indicated that cartilage thickness influenced the dielectric constant and moment of inertia of the cartilage in the electric field, thereby affecting the magnitude of the electric field force and deflection of the cartilage. This may provide valuable insights for further investigation into the microscopic mechanisms of cell proliferation, differentiation, and cartilage regeneration induced by electrical stimulation.
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spelling doaj-art-865c48890c564f85a4f9fbc049a218582025-02-03T06:33:34ZengFrontiers Media S.A.Frontiers in Bioengineering and Biotechnology2296-41852025-02-011310.3389/fbioe.2025.14855931485593Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilageChunsheng Liu0Le Zhao1Hao Dong2Zekun Hua3Yanqin Wang4Yongxing Wang5Pengcui Li6Xiaochun Wei7Kai Zhang8Yanru Xue9Xiaogang Wu10Weiyi Chen11College of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaTaiyuan Great Health Technology Health Management Co., Ltd., Taiyuan, ChinaShanxi Provincial Key Laboratory for Repair of Bone and Soft Tissue Injury, Taiyuan, ChinaShanxi Provincial Key Laboratory for Repair of Bone and Soft Tissue Injury, Taiyuan, ChinaHuajin Orthopaedic Hospital, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaCollege of Biomedical Engineering, Taiyuan University of Technology, Taiyuan, ChinaIntroductionThe electric signals within the cartilage tissue are essential to biological systems and play a significant role in cartilage regeneration. Therefore, this study analyzed and investigated the reverse mechano-electrical effect in porcine articular cartilage and its related influencing factors.MethodsThe deflection of cartilage samples in an electric field was measured to analyze the mechanisms of different factors affecting the reverse mechano-electrical effect in articular cartilage.ResultsThe results showed that the cartilage thickness, water content, and externally applied voltage all impacted the deflection of the cartilage. The reduction in cartilage water content resulted in a decrease in cartilage thickness, following the same influencing mechanism as thickness. On the other hand, an increase in the externally applied voltage led to an increase in the electric field force within the cartilage space, consequently increasing the deflection of the cartilage in the electric field. Additionally, the externally applied voltage also caused a slight temperature rise in the vicinity of the cartilage specimens, and the magnitude of the temperature increase was proportional to the externally applied voltage.DiscussionThe fitting results of the experimental data indicated that cartilage thickness influenced the dielectric constant and moment of inertia of the cartilage in the electric field, thereby affecting the magnitude of the electric field force and deflection of the cartilage. This may provide valuable insights for further investigation into the microscopic mechanisms of cell proliferation, differentiation, and cartilage regeneration induced by electrical stimulation.https://www.frontiersin.org/articles/10.3389/fbioe.2025.1485593/fullarticular cartilagereverse mechano-electrical effectcartilage’s thicknessdeflectionexternal electric field
spellingShingle Chunsheng Liu
Le Zhao
Hao Dong
Zekun Hua
Yanqin Wang
Yongxing Wang
Pengcui Li
Xiaochun Wei
Kai Zhang
Yanru Xue
Xiaogang Wu
Weiyi Chen
Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
Frontiers in Bioengineering and Biotechnology
articular cartilage
reverse mechano-electrical effect
cartilage’s thickness
deflection
external electric field
title Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
title_full Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
title_fullStr Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
title_full_unstemmed Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
title_short Experimental investigation on the reverse mechano-electrical effect of porcine articular cartilage
title_sort experimental investigation on the reverse mechano electrical effect of porcine articular cartilage
topic articular cartilage
reverse mechano-electrical effect
cartilage’s thickness
deflection
external electric field
url https://www.frontiersin.org/articles/10.3389/fbioe.2025.1485593/full
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