To Scientific Products Farm, Ltd. [predecessor of Charles River United Kingdom (CRUK)] in 1947 from Wistar Institute. To Charles River in 1975 from CRUK. This particular colony was selected because of a low incidence of hydronephrosis.

Strain code


Coat color

White (albino)

Research application

General multipurpose model, infectious disease research, safety and efficacy testing, aging

Breeding lacation

US, Germany, UK, Canada