The Role of FGF8 in Osteoarthritis
Author Information
Author(s): Uchii Masako, Tamura Tadafumi, Suda Toshio, Kakuni Masakazu, Tanaka Akira, Miki Ichiro
Primary Institution: Kyowa Hakko Kogyo Co., Ltd
Hypothesis
This study aims to clarify the role of FGF8 in animal models of osteoarthritis.
Conclusion
FGF8 enhances the production of protease and prostaglandin E2 from inflamed synoviocytes, contributing to cartilage degradation in osteoarthritis.
Supporting Evidence
- FGF8 was expressed in hyperplastic synovial cells in the meniscectomized OA model.
- Injection of FGF8 into rat knee joints induced degradation of the extracellular matrix.
- Anti-FGF8 antibody reduced ECM release into the synovial cavity in the monoiodoacetic acid-induced arthritis model.
- FGF8 induced the release of matrix metalloproteinase 3 and prostaglandin E2 from cultured chondrocytes.
Takeaway
FGF8 is a protein that helps cause damage to cartilage in arthritis, and blocking it might help protect the joints.
Methodology
The study used rabbit and rat models to examine FGF8 expression and its effects on cartilage degradation through various experimental methods including immunohistochemistry and cell culture.
Participant Demographics
Male New Zealand white rabbits and male Sprague–Dawley rats were used in the study.
Statistical Information
P-Value
0.0079
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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