Effect of a dietary nutraceutical “STRUCTURE-Joint” on response of horses to intra-articular challenge with IL-1: implications for tissue adaptation to stress
2024

Effects of STRUCTURE-Joint on Horses' Inflammation Response

Sample size: 16 publication 10 minutes Evidence: moderate

Author Information

Author(s): Lindsay Korac, Nadia Golestani, Jennifer MacNicol, Jamie Souccar-Young, Sophie Witherspoon, Arayih Wildish, Sydney Topfer, Wendy Pearson

Primary Institution: University of Guelph

Hypothesis

Providing a dietary PUFA supplement with a low Ω6 to Ω3 ratio to horses promotes transient inflammatory response to a stimulus, which is limited by formation of pro-resolving compounds.

Conclusion

Supplementation with STRUCTURE-Joint improved physiological parameters relevant to exercise performance and tissue adaptation in horses.

Supporting Evidence

  • ST-J supplementation significantly increased synovial fluid nitric oxide and resolvin D1 levels.
  • Joint circumference was reduced in ST-J treated horses after 30 days.
  • Plasma hemoglobin and bilirubin levels increased in ST-J horses.

Takeaway

Feeding horses a special supplement helped them recover better from exercise and reduced inflammation in their joints.

Methodology

Sixteen healthy horses were divided into two groups, one receiving the supplement and the other a control diet, and were tested for inflammatory responses after an injection of IL-1.

Potential Biases

Randomization artifacts may have affected outcome measures due to baseline differences.

Limitations

The study had a small sample size and baseline differences in lameness between groups.

Participant Demographics

Sixteen healthy, mature, light breed horses, with an average age of 11.9 years and average weight of 503.3 kg.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1093/tas/txae172

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