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NC3Rs: National Centre for the Replacement Refinement & Reduction of Animals in Research

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188 results

The positive impact playpens have on laboratory rat welfare, and guidance on how to set one up in your institution.

A tall cage which has been used to create a rat playpen. There are three different tiers with ladders to allow the rats to climb up between each one. A number of white rats can be seen moving between the different levels. Enrichment and play objects are available on each level including an cardboard box that used to hold laboratory gloves, coloured balls, tubes, a wheel and a raised platform on the top level with some bedding material.

Reducing and refining acute toxicity tests in the pharmaceutical and chemicals industries.

A white mouse on a technician's gloved hands

Providing an evidence base to refine and reduce the use of vertebrates in (regulatory) ecotoxicology studies

A group of young rainbow trout

Guidance on reducing or refining animal use for studies with cardiovascular, central nervous system and respiratory functional measurements.

A beagle at an indoor play area

Details of the Rat Grimace Scale, including a poster for display in laboratory rooms and corridors.

Screenshot of the top third of the rat grimace scale poster showing the orbital tightening facial action units

Details of the Mouse Grimace Scale, including a poster for display in laboratory rooms and corridors.

Screenshot of the top third of the mouse grimace scale poster showing the orbital tightening facial action units

A video resource for introductory training on the 3Rs aimed at in vivo researchers and animal technicians.

Cover slide for the 3Rs training webinar. The title of the talk is seen in white text on a blue background - The 3Rs: Their definition, application and importance to your work.

An introduction to systematic reviews, a powerful method used to assess accumulating evidence related to a specific research question.

A stack of papers
External link

Reporting guidelines for animal experiments, and additional resources to support their use.

a physical copy of the ARRIVE guidelines

A dedicated, open access portal for our Grant holders to showcase their 3Rs research.

F1000 and NC3Rs logo on orange background