Scientific experiments on animals Great Britain by research 2021

This statistic displays the number of animals used in scientific experiments in Great Britain from 2019 to 2021, by field of research. In 2021, more than 198 thousand animals were used for basic scientific research on the immune system.

Number of animals used in scientific experiments in Great Britain from 2019 to 2021, by research field

Characteristic	2019	2020	2021
Nervous system	203,760	134,281	198,310
Immune system	209,781	147,864	178,776
Other*	79,355	89,723	134,509
Oncology	146,379	104,298	103,106
Cardiovascular, blood and lymphatic system	67,539	45,727	64,013
Multisystemic	89,143	77,639	60,405
Endocrine system/ metabolism	33,267	19,536	30,930
Gastrointestinal system including liver	26,015	18,678	28,664
Musculoskeletal system	24,885	17,508	20,427
Sensory organs (skin, eyes and ears)	15,180	16,809	18,390
Respiratory system	13,348	10,607	15,105
Urogenital/reproductive system	23,229	18,025	12,475
Ethology/animal behaviour/animal biology	52,435	57,396	12,301

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Release date

June 2022

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Region

United Kingdom (Great Britain)

Survey time period

2019 to 2021

Supplementary notes

The statistic includes basic research, excluding translational and applied research.
* Includes basic research in dentistry, developmental, and other areas.
This statistic using original data from the Government Digital Service and includes copyright material licensed under © Crown, the Open Government License v3.0

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