Skip to main content
NC3Rs: National Centre for the Replacement Refinement & Reduction of Animals in Research

Search our 3Rs resource library

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

Information on techniques for sampling blood in the mouse, covering non-surgical, surgical and terminal techniques.

Black mouse standing on a gloved finger, with an icon of a needle and syringe on a yellow background in the corner of the image.
External link

An e-learning course covering the evidence base for adopting refined handling methods and the practical applications.

Mouse handling elearning illustration. Left - traditional tail method, middle - refined cupped hand handling and right - refined tunnel handling

Is it necessary and how could it affect your data and animal welfare? A workshop recording featuring academic and industry experts.

Webinar cover slide
External link

A series of video tutorials to develop skills in the administration of substances and apply best practice in aseptic surgical techniques in rodents.

A white mouse on a technician's gloved hands

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

Posters and other resources on the use of grimace scales to assess pain in laboratory animals.

The mouse, rat and rabbit grimace scale posters layered over each other.

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

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

Techniques for blood sampling in laboratory animal species to ensure the most appropriate technique is chosen.

Five needles with empty syringes on a pale blue background