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February 8, 2026Regenerative BiomaterialsOpen Access

Paeoniflorin-loaded MBG Nanogel Alleviates Oxidative Microenvironment and Reinforces Subchondral Bone Regeneration for Osteoarthritis Treatment

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Authors

ZWZugui WuXHXiuhong HuangJLJiao Li

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Overview

Dual-functional nanogel alleviates oxidative stress and promotes bone healing in osteoarthritis, suggesting a new treatment method.

Key Points

  • The research aims to develop a nanogel that addresses oxidative stress and enhances bone regeneration in osteoarthritis.
  • Developed MBG@Pae@HA nanogel using hyaluronic acid and paeoniflorin conjugation
  • Tested nanogel for reactive oxygen species scavenging
  • Conducted transcriptomic analysis to assess chondrocyte function activation
  • Evaluated osteogenesis in bone stem cells with controlled release of bioactive components
  • Utilized a medial meniscotibial ligament model for in vivo efficacy tests
  • MBG@Pae@HA significantly reduces oxidative stress linked to osteoarthritis
  • Enhanced chondrocyte function through activation of the cAMP/PKA/CREB pathway
  • Promoted substantial osteogenesis in bone stem cells
  • Histological and micro-CT analyses confirmed reduced cartilage degradation and improved bone regeneration

Cite This Study

Wu et al. (2026) studied this question.

synapsesocial.com/papers/698829410fc35cd7a8849740https://doi.org/10.1093/rb/rbag016
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