Effects of Hyaluronan Treatment on Inflammation in Synovial Cells
Author Information
Author(s): Santangelo Kelly S, Johnson Amanda L, Ruppert Amy S, Bertone Alicia L
Primary Institution: The Ohio State University
Hypothesis
Higher molecular weight hyaluronan would improve the negative cellular changes associated with lipopolysaccharide challenge.
Conclusion
The study found that higher molecular weight hyaluronan provided a protective effect on synovial cells challenged with lipopolysaccharide, reducing inflammatory responses.
Supporting Evidence
- LPS challenge increased PGE2 production by 1,000-fold.
- Higher molecular weight HA decreased morphologic changes associated with LPS exposure.
- Both HA treatments altered gene expression profiles towards anti-inflammatory responses.
Takeaway
This study shows that a special substance called hyaluronan can help protect joint cells from damage caused by inflammation.
Methodology
Fibroblast-like synovial cells were treated with different molecular weights of hyaluronan before being challenged with lipopolysaccharide, and various cellular responses were measured.
Limitations
The study was in vitro and did not mimic the complex in vivo environment of a joint.
Participant Demographics
Three clinically normal adult horses aged 8–15 years.
Statistical Information
P-Value
p<0.005
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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