IL-34-mediated fibroblast-like synoviocyte-macrophage crosstalk drives bone erosion in rheumatoid arthritis through RANKL-dependent osteoclastogenesis - Scorecard - MDSpire

IL-34-mediated fibroblast-like synoviocyte-macrophage crosstalk drives bone erosion in rheumatoid arthritis through RANKL-dependent osteoclastogenesis

  • By

  • Xin Li

  • Yurou Yang

  • Shuao Zhang

  • Yujing Cai

  • Aiqi Wang

  • Na Xu

  • June 17, 2026

  • 0 min

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Clinical Scorecard: Interleukin-34-Driven Interactions Between Fibroblast-Like Synoviocytes and Macrophages Promote Bone Erosion via RANKL-Dependent Osteoclast Formation in Rheumatoid Arthritis

At a Glance

CategoryDetail
Condition
Key MechanismsIL-34-mediated crosstalk between fibroblast-like synoviocytes and macrophages promotes osteoclastogenesis through RANKL. [Needs source attribution]
Target Population
Care Setting

Key Highlights

  • IL-34 levels correlate with RA severity and bone erosion. [Needs source attribution]
  • IL-34 promotes proliferation and migration of fibroblast-like synoviocytes. [Needs source attribution]
  • Macrophage recruitment and M1 polarization are enhanced by IL-34. [Needs source attribution]
  • RANKL production and osteoclast differentiation are increased in the presence of IL-34. [Needs source attribution]
  • IL-34 blockade reduces RA severity and bone erosion in animal models. [Remove unless sourced]

Guideline-Based Recommendations

Diagnosis

    Management

    • Consider IL-34 blockade as a therapeutic strategy to alleviate RA symptoms. [Remove unless sourced]

    Monitoring & Follow-up

      Risks

        Patient & Prescribing Data

        IL-34 neutralizing antibodies may mitigate synovial hyperplasia and inflammation. [Needs source attribution]

        Clinical Best Practices

        • Incorporate IL-34 level assessments in routine RA evaluations. [Needs source attribution]

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        Original Source(s)

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