From uric acid to tophi: multistage molecular and cellular mechanisms of tophi formation - Takeaways - MDSpire
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Molecular and Cellular Pathways Leading to Tophi Development from Uric Acid Accumulation

  • By

  • Heguo Yan

  • Bo Yang

  • Niqin Xiao

  • Jian Zhang

  • Yundong Xu

  • Bingbing Chen

  • Sanjin Zeng

  • He Qian

  • Shengyi Zhao

  • Rong Wang

  • Jing Xie

  • Zhaofu Li

  • Zhaohu Xie

  • June 10, 2026

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  • 1

    Tophi are lesions formed in chronic gout due to monosodium urate crystal deposition, inflammation, and tissue fibrosis.

  • 2

    Hyperuricemia is the primary cause of tophus formation, but does not explain the clinical variability among patients.

  • 3

    The study outlines a multistage process of tophus development involving MSU crystal nucleation, immune activation, and tissue remodeling.

  • 4

    Key regulatory nodes in the tophus formation process were identified, highlighting potential therapeutic targets for intervention.

  • 5

    Research findings aim to improve understanding of tophus development and support early intervention strategies for chronic gout.

Original Source(s)

From uric acid to tophi: multistage molecular and cellular mechanisms of tophi formation

  • by Heguo Yan, Bo Yang, Niqin Xiao, Jian Zhang, Yundong Xu, Bingbing Chen, Sanjin Zeng, He Qian, Shengyi Zhao, Rong Wang, Jing Xie, Zhaofu Li, Zhaohu Xie

  • June 10, 2026

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