Related Experiment Video
Updated: Jun 10, 2026
05:21
Training Laboratory Rabbits to Refine Routine Husbandry Procedures
Published on: February 16, 2024
[Reducing the use of laboratory animals].
1Institut de Recherches internationales Servier, 6, place des Pléiades, 92415 Courbevoie cedex. nancy.claude@fr.netgrs.com
Bulletin De L'Academie Nationale De Medecine
|July 31, 2010
Summary
The 3Rs principle guides efforts to reduce animal testing in research. Advances in science and bioinformatics offer new tools, leading to a decrease in animal use, particularly in cosmetics testing.
Area of Science:
- Ethical animal research
- Toxicology and drug development
Context:
- The 3Rs principle (Reduce, Replace, Refine) established in 1959 guides ethical animal research.
- Regulatory guidelines increasingly incorporate the 3Rs principle.
Purpose:
- To explore the impact of scientific advancements and regulatory changes on reducing laboratory animal use.
- To highlight the role of in vitro and in silico models in early-stage research and development.
Summary:
- Scientific progress, bioinformatics, and regulatory harmonization (e.g., ICH recommendations) have provided alternatives to animal testing.
- In vitro and in silico models are valuable for screening chemicals, avoiding ineffective or toxic compounds early in development.
- The European Union has banned animal testing for cosmetics, demonstrating regulatory impact.
Impact:
- A European study showed a significant reduction in animal use for research and development between 1996 and 2005, despite increased research activity.
- Continued validation and implementation of alternative methods are crucial for further reducing animal use in the future.
Related Concept Videos
01:56Ethics in Research
Today, scientists agree that good research is ethical in nature and is guided by a basic respect for human dignity and safety. However, this has not always been the case. Modern researchers must demonstrate that the research they perform is ethically sound.
01:23Toxicity Testing in Animals
Toxicity tests in animals are grounded on two main assumptions: first, the effects observed in laboratory animals can be extrapolated to humans, especially when adjusted for body surface area; second, high-dose exposure in animals is essential to identify potential human hazards from lower doses. This is based on the quantal dose-response concept, which faces the challenge of extrapolating results from relatively few test animals to much larger human populations. For example, a 0.01% incidence...
02:43Mouse Models of Cancer Study
Mice have long served as models for studying human biology and pathology because of their phylogenetic and physiological similarity with humans. They are also easy to maintain and breed in the laboratory, and hence, many inbred strains are now available for research. Studies on mice have contributed immeasurably to our understanding of cancer biology.
The development of transgenic, knockout, and knock-in mice has led to an exponential increase in their use as model organisms in research,...
The development of transgenic, knockout, and knock-in mice has led to an exponential increase in their use as model organisms in research,...