Sequential Alterations in Catabolic and Anabolic Gene Expression Parallel Pathological Changes during Progression of Monoiodoacetate-Induced Arthritis
2011

Gene Expression Changes in Arthritis Progression

Sample size: 45 publication 10 minutes Evidence: high

Author Information

Author(s): Nam Jin, Perera Priyangi, Liu Jie, Rath Bjoern, Deschner James, Gassner Robert, Butterfield Timothy A., Agarwal Sudha

Primary Institution: The Ohio State University

Hypothesis

The study aims to analyze the changes in gene expression associated with the progression of cartilage destruction in monoiodoacetate-induced arthritis.

Conclusion

The study found that specific gene clusters are temporally regulated during the progression of cartilage destruction in arthritis.

Supporting Evidence

  • The study systematically analyzed gene expression changes during arthritis progression.
  • Five major gene clusters were identified, each associated with different stages of cartilage damage.
  • Inflammatory mediators were found to play a central role in the progression of cartilage destruction.

Takeaway

The study looked at how genes change when arthritis gets worse, showing that some genes help inflammation while others help cartilage repair.

Methodology

The study used a rat model of monoiodoacetate-induced arthritis, analyzing gene expression through microarray and real-time PCR.

Limitations

The study is based on a rat model, which may not fully replicate human osteoarthritis.

Participant Demographics

Female Sprague-Dawley rats, 12-14 weeks old.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024320

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