Genetically engineered rodent programs often present unique challenges in managing your research space, funds and animal care resources. Operating as an extension of your own animal facility, Charles River can help alleviate the constraints you are facing. Focus your resources only on the animals you need right now and have confidence that GEMS can handle the rest.

breeding, aging & quarantine services
With over two decades of experience managing genetically engineered rodent colonies, our dedicated staff has the skills and knowledge to help get you exactly the animals you need for your research in the shortest time possible. Regardless of whether you choose to use GEMS as a one-stop-shop to manage your genetically engineered colonies or for a single service, our unmatched portfolio can assist you from model design to animal delivery and everywhere in between.
For a brief description about all of our services, please view our GEMS summary chart.