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Related Experiment Videos

The 'R' principles in laboratory animal experiments.

Kook Hyun Lee1, Dong Won Lee2, Byeong Chul Kang2

  • 1Department of Anesthesiology, Seoul National University Hospital, 101 DaeHak-ro, Jongno-Gu, Seoul, 03080, South Korea. tunaefish@gmail.com.

Laboratory Animal Research
|December 10, 2020
PubMed
Summary

Researchers must uphold the Three Rs (replacement, reduction, refinement) for animal welfare. New proposals include

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Area of Science:

  • * Laboratory animal science and ethics.
  • * Animal welfare research and assessment.

Background:

  • * The ethical framework for animal experimentation, established by the Three Rs (replacement, reduction, refinement) in 1959, mandates minimizing harm to research animals.
  • * Compliance with international standards is crucial for the acceptance of animal research, even when adhering to the Three Rs.
  • * Growing global emphasis on animal welfare has spurred the development of methods to assess compromise and distress in laboratory animals.

Purpose of the Study:

  • * To explore the ethical considerations and evolving standards in laboratory animal research.
  • * To introduce and discuss the concept of a fourth 'R' in animal experimentation.
  • * To align research goals with societal values and enhance laboratory animal welfare.

Main Methods:

Keywords:
ReductionRefinementRefusalReplacementResponsibilityWelfare

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  • * Literature review and ethical analysis of the Three Rs framework.
  • * Discussion of proposed additions to the Three Rs, including 'Refusal' and 'Responsibility'.
  • * Examination of methods for assessing animal welfare and distress.

Main Results:

  • * The Three Rs framework is a foundational ethical guideline, but adherence alone does not guarantee acceptance of research.
  • * New ethical considerations, such as 'Refusal' of non-viable protocols and 'Responsibility' for animal welfare, are being proposed.
  • * Effective assessment of animal welfare is critical for ethical research practices.

Conclusions:

  • * Establishing clear societal goals for animal research is essential for obtaining reliable knowledge.
  • * Integrating ethical advancements, like the proposed fourth R, can improve laboratory animal welfare.
  • * A comprehensive approach balancing scientific inquiry with animal well-being is necessary for responsible research.