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Related Experiment Video

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Systematic Assessment of Well-Being in Mice for Procedures Using General Anesthesia
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Systematic Assessment of Well-Being in Mice for Procedures Using General Anesthesia.

Katharina Hohlbaum1, Bettina Bert2, Silke Dietze3

  • 1Institute of Animal Welfare, Animal Behavior and Laboratory Animal Science, Department of Veterinary Medicine, Freie Universität Berlin; Institute of Pharmacology and Toxicology, Department of Veterinary Medicine, Freie Universität Berlin; Katharina.Hohlbaum@fu-berlin.de.

Journal of Visualized Experiments : Jove
|April 10, 2018
PubMed
Summary

This study introduces a new protocol to assess animal well-being after general anesthesia, focusing on behavior and stress indicators. It aids researchers in ethically refining experimental procedures and minimizing animal distress.

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Area of Science:

  • Animal Welfare Science
  • Laboratory Animal Science
  • Ethical Research

Background:

  • The 3R Principle (Replacement, Reduction, Refinement) guides ethical animal experimentation.
  • Accurate assessment of animal pain, suffering, and distress is crucial for ethical compliance.
  • Existing methods for assessing well-being during and after anesthesia can be improved.

Purpose of the Study:

  • To present a novel well-being-assessment protocol for mice undergoing general anesthesia.
  • To provide scientifically sound tools for evaluating animal welfare in research settings.
  • To support the refinement of experimental procedures and minimize animal distress.

Main Methods:

  • The protocol integrates home cage activity, Mouse Grimace Scale, and luxury behaviors (burrowing, nest building).
  • Trait anxiety is assessed using the free exploratory paradigm.
  • Fecal corticosterone metabolites are measured over 24 hours post-anesthesia to indicate acute stress.

Main Results:

  • The protocol offers scientifically robust data on mouse well-being post-anesthesia.
  • It provides a practical and adaptable method for researchers.
  • The protocol aids in estimating the severity of procedures, aligning with animal-centered care.

Conclusions:

  • This protocol enhances the scientific assessment of animal well-being following general anesthesia.
  • It facilitates the ethical refinement of research practices by providing objective welfare data.
  • The protocol supports a more humane approach to animal experimentation, adhering to the 3R Principle.