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Common Name: ICR
Originated from outbred Swiss mice and introduced to Charles River (CRUS) in 1959. After the IGS production program, they were reintroduced to Charles River Laboratories Japan, Inc. [predecessor of The Jackson Laboratory Japan, Inc.] in 2012. IGS refers to animals bred using the Charles River International Genetic Standardization program.
✓ General multipurpose model
✓ Used throughout the world.
✓ Please check our website for more information.
 https://www.jax.or.jp/product-and-service/rm/detail/icr
>Lactating animal with litter which are younger than 21 days age is shipped.
>Number of litter depends on the strain.
>Lactating animals less than 14 days old are at higher the risk of cannibalism during shipping.
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