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

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Use the filters below to narrow down our resources to those relevant to your role, the model you are interested in, or by topic area. Filters are best used by combining two or more to narrow down the results.

139 results

Developed by the Galleria Mellonella Research Centre at the University of Exeter, to support consistent, reliable and reproducible insect husbandry.

Six galleria mellonella larvae in a round container

Practical welfare refinements to support positive change in day-to-day practice.

Welfare webinar series logo, with an ECG trace representing health monitoring within a large 'W'.

Guidance on choosing the appropriate anesthesia for laboratory animals, including links to further resources.

Image of a mouse under anaesthesia.

Guidance, information and recommendations for those working with zebrafish.

Zebrafish swimming in a tank.

Practical advice on calculating how many matings to set up, including available breeding calculator tools.

A mouse illustration with maths symbols and numbers

A high level introduction to best practice in mouse colony management, including confirming, archiving and maintaining mouse strains.

White icons of a magnifying glass focused on a mouse, on a blue background

Guidance on the role of the 3Rs Champion within the research community.

A white trophy with the term '3Rs' on it sits on a bright yellow background.