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

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62 results

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, 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

Archiving can provide a back-up to production colonies, minimise genetic drift, reduce the need for tick-over colonies and preserve valuable models.

A white sperm and egg icon on a blue background

Guidance on implementing positive reinforcement training methods.

Marmoset being handfed as part of positive reinforcement training