Refined Handling for Rodents

Photo: Cathy Schuppli

We are committed to providing the highest standards of care for all animals used in research. This includes implementing refined handling practices to minimize distress and anxiety in our laboratory mice and rats.


Why Refined Handling Matters

Traditionally, mice have been picked up by the tail for procedures and husbandry tasks. However, research has shown that tail handling can be a stressful experience for these animals. It can lead to:

  • Heighted animal distress
  • Avoidance behaviours
  • Compromised research data integrity

 

The Benefits of Refined Handling

By adopting refined handling techniques, we can significantly improve the care of our rodents. Refined handling methods involve gently guiding mice into huts, tunnels, or cupped hands for pick up. This approach offers several benefits:

  • Minimizes distress: Refined handling methods reduce stress for mice and improve the work experience for caretakers. Traditional tail handling induces fear responses in mice. Stress impacts their physiology, behaviour, and experimental outcomes.
  • Streamlines handling procedures: Refined handling methods are easier for handlers to learn than traditional tail handling, and mice are calmer, more willing, and safer to be handled within a hut or tunnel.
  • Improves research: Refined handling saves time, improves data quality, and reduces variability. Researchers can confidently attribute observed effects to experimental conditions rather than handling stress.

 

Getting Started with Refined Handling

  • The National Centre for the Replacement, Refinement and Reduction of Animals in Research (NC3Rs) offers a wealth of information and training materials on refined mouse handling: Refined Mouse Handling.
  • The 3Rs Collaborative provides additional resources and practical tips for refined handling of rodents: Refined Mouse Handling.
  • The NC3Rs Refined Mouse Handling Course teaches how to handle mice in a way that reduces stress and anxiety: Refined Mouse Handling Course.
  • UBC Animal Care Services Animal Welfare Committee provides an overview and results of a tube handling pilot study: Refined Handling for Rodents.
  • Our Animal User Training team offers regular training workshops on refined handling techniques for all staff working with laboratory animals.

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