To stimulate responsible animal use and alternative methods in education and research, the 3Rs-Centre is represented in several national and international activities. The 3Rs-Centre collaborates with organisations such as:
- Chair of Animal Welfare and Laboratory Animal Science, of the Department Population Health Sciences, faculty of Veterinary Medicine, Utrecht University;
- Animal Welfare Body of Utrecht University and University Medical Centre Utrecht;
- The Dutch Society for the Replacement of Animal Testing (Stichting Proefdiervrij);
- League of European Research Universities (LERU), as member of the Expert Group on animals used for scientific purposes.