The data shows the number of animals used in scientific experiments in Great Britain from 2015 to 2017, by genetic status. The majority of animals used in scientific experiments were not genetically altered.
Not genetically altered | 1360222 | 1166607 |
Genetically altered without a harmful phenotype | 572694 | 593047 |
Genetically altered with a harmful phenotype | 147054 | 126279 |