Fortunately, Drs. Gustavo Aguirre and Gregory Acland at the James A. Baker Institute at Cornell University have localized the gene for prcd in some breeds of dogs to chromosome 9. (chowhealth.org)
OptiGen holds an exclusive international license from Cornell University for the testing of prcd - PRA. (optigen.com)
The OptiGen prcd test for Entlebucher Mountain Dogs provides almost 100 % identification of these dogs. (optigen.com)