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Related Experiment Videos

Reduction in peripheral inflammation by changes in attention.

M J Gentle1, V L Tilston

  • 1Roslin Institute (Edinburgh), Midlothian, Scotland, UK. Mike.Gentle@BBSRC.AC.UK

Physiology & Behavior
|May 21, 1999
PubMed
Summary

Novel environments reduce pain and inflammation in birds experiencing sodium urate-induced arthritis. Shifting attention in a new environment significantly decreased pain behaviors and peripheral inflammation.

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Area of Science:

  • Animal behavior
  • Pain research
  • Inflammation studies

Background:

  • Intra-articular injection of sodium urate induces peripheral inflammation and pain.
  • Endogenous analgesia can be produced by changes in attention.

Purpose of the Study:

  • To measure peripheral inflammation in birds exhibiting pain-coping behaviors.
  • To assess the impact of endogenous analgesia on pain and inflammation.

Main Methods:

  • Sixteen birds received sodium urate injections into the ankle joint.
  • Birds were housed individually in cages or in pairs in a novel pen.
  • Pain-coping behavior and skin temperature over the inflamed joint were measured.

Main Results:

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  • Birds in the novel pen showed significantly less pain-coping behavior.
  • Elevated skin temperature over the inflamed joint was reduced in birds in the novel pen.
  • Attentional shifts reduced both pain and peripheral inflammation.

    • Conclusions:

    • Environmental enrichment and attentional shifts can alleviate pain in sodium urate arthritis.
    • These factors also significantly reduce peripheral inflammation associated with arthritis.
    • Attention plays a crucial role in modulating pain and inflammatory responses.