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REVIEW article

Front. Bioeng. Biotechnol.
Sec. Biomaterials
Volume 13 - 2025 | doi: 10.3389/fbioe.2025.1539566

Recent applications of stimulus-responsive smart hydrogels for osteoarthritis therapy

Provisionally accepted
Zhuoming Xu Zhuoming Xu 1JinTao Liu JinTao Liu 1Hanyin Hu Hanyin Hu 1Haiyang Yang Haiyang Yang 1*Jiayi Chen Jiayi Chen 2*Xu Hongwei Xu Hongwei 2Haodong Hu Haodong Hu 1*Huanhuan Luo Huanhuan Luo 2*Gang Chen Gang Chen 2*Jun Ma Jun Ma 2
  • 1 Zhejiang Chinese Medical University, Hangzhou, China
  • 2 Department of Orthopaedics, Second Affiliated Hospital of Jiaxing University, Jiaxing, China

The final, formatted version of the article will be published soon.

    Osteoarthritis (OA) is one of the most common degenerative joint diseases, which seriously affects the life of middle-aged and elderly people. Traditional treatments such as surgical treatment and systemic medication, often do not achieve the expected or optimal results, which leads to severe trauma and a variety of side effects. Therefore, there is an urgent need to develop novel therapeutic options to overcome these problems. Hydrogels are widely used in biomedical tissue repairing as a platform for loading drugs, proteins and stem cells. In recent years, smart-responsive hydrogels have achieved excellent results as novel drug delivery systems in the treatment of osteoarthritis. This review focuses on the recent advances of endogenous stimuli (including enzymes, pH, ROS (reactive oxygen species) and temperature, etc.) responsive hydrogels and exogenous stimuli (including light, shear, ultrasound and magnetism, etc.) responsive hydrogels in osteoarthritis treatment. Finally, the current limitations of application and future prospects of smart responsive hydrogels are summarized.

    Keywords: Osteoarthritis, articular cartilage, Responsive hydrogel, Drug delivery, Biomaterial application

    Received: 05 Dec 2024; Accepted: 20 Jan 2025.

    Copyright: © 2025 Xu, Liu, Hu, Yang, Chen, Hongwei, Hu, Luo, Chen and Ma. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

    * Correspondence:
    Haiyang Yang, Zhejiang Chinese Medical University, Hangzhou, China
    Jiayi Chen, Department of Orthopaedics, Second Affiliated Hospital of Jiaxing University, Jiaxing, China
    Haodong Hu, Zhejiang Chinese Medical University, Hangzhou, China
    Huanhuan Luo, Department of Orthopaedics, Second Affiliated Hospital of Jiaxing University, Jiaxing, China
    Gang Chen, Department of Orthopaedics, Second Affiliated Hospital of Jiaxing University, Jiaxing, China

    Disclaimer: All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article or claim that may be made by its manufacturer is not guaranteed or endorsed by the publisher.