JAX® On-site Sperm Cryopreservation Service

If you need to rederive or cryopreserve a large number of strains, our "Freeze Team" can perform the work on site at your facility.

Key benefits

  • Quickly completes the first phase of rederivation by cryopreservation
  • More cost-effective than our Sperm Cryopreservation Service (eliminates mouse shipping and importation costs)
  • Quality control testing and/or rederivation to specified and opportunistic pathogen free (SOPF) standards
  • Insures against loss from disease, breeding accidents, natural and other disasters
  • Includes safe, long term off-site storage of your strains


  • Ideal for quickly cryopreserving or rederiving 50 or more strains
  • Can routinely cryopreserve 120 strains or more/week

Our Freeze Team has already cryopreserved over 500 strains

Advanced preparation

  • Provide strain information
  • Specify oocyte donor for QC test or recovery
  • Provide two 10- to 16-week old males/strain
  • Provide access to procedure room and liquid nitrogen

Related JAX® Services

A note on strain ownership and donation

Mice provided to Jackson for performance of service work are and remain the customer’s exclusive property. Read more 

Get started

Order the Mouse Handbook