CD147 Overexpression in Rheumatoid Arthritis Enhances Invasiveness of Synoviocytes
Author Information
Author(s): Zhu Ping, Lu Ning, Shi Zhan-guo, Zhou Jun, Wu Zhen-biao, Yang Yong, Ding Jin, Chen Zhi-nan
Primary Institution: Fourth Military Medical University
Hypothesis
The study investigates the role of CD147 in enhancing matrix metalloproteinase production and invasiveness of synoviocytes in rheumatoid arthritis.
Conclusion
The overexpression of CD147 on synoviocytes in rheumatoid arthritis may lead to increased matrix metalloproteinase secretion and invasiveness, contributing to joint destruction.
Supporting Evidence
- CD147 expression was higher on RA fibroblast-like synoviocytes than on osteoarthritis synoviocytes.
- Co-culture of RA FLS with differentiated THP-1 cells increased MMP-2 and MMP-9 secretion.
- CD147 antagonistic peptide inhibited MMP production and invasiveness in RA FLS.
Takeaway
In rheumatoid arthritis, a protein called CD147 makes certain cells more aggressive, helping them invade and damage joints.
Methodology
The study used flow cytometry, RT-PCR, gel zymography, and invasion assays to analyze CD147 expression and its effects on synoviocytes.
Participant Demographics
The study included 10 patients with rheumatoid arthritis and 10 patients with osteoarthritis, with a mean age of 58 years for RA patients.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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