Long-Evans Rat

Crl:LE
Outbred
Long Evans Rat
Breeding Location

Long-Evans Rat Details

Originated by Drs. Long and Evans in 1915 by crossing several Wistar Institute white females with a wild gray male. To Charles River from Canadian Breeding Farm and Laboratories in 1978. To Charles River Italy in 2014.

 

Coat Color
White with black hood; occasionally white with brown hood
Strain Code
006
Ideal For
General multipurpose model, behavioral research, diet-induced obesity

Long Evans Rat US Growth Chart

LOCATION: Kingston
UNIT: K71
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Long-Evans Rat Details

Originated by Drs. Long and Evans in 1915 by crossing several Wistar Institute white females with a wild gray male. To Charles River from Canadian Breeding Farm and Laboratories in 1978. To Charles River Italy in 2014.

 

Coat Color
White with black hood; occasionally white with brown hood
Strain Code
006
Ideal For
General multipurpose model, behavioral research, diet-induced obesity

Long Evans Rat Italy Growth Chart

Growth chart data should be used as a guideline only.
The shaded areas on each chart are the mean weight plus or minus one standard deviation at a given age averaged across all production facilities. This represents approximately 67% of the population, with the remaining 33% falling outside of this weight range.

UNIT: A001
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➤ DOWNLOAD OUR CATALOG for instant access to Standard List Pricing

➤ TALK TO US to discuss organization or volume-based discounts

Already have an eCommerce portal account?* Login to order research models, obtain quotes, view organization-specific pricing, and see inventory. Processing time required to validate new eCommerce access requests.

*eCommerce is available in US, Canada, UK, France, Germany, Austria, Netherlands, Denmark, Finland, Norway, Sweden, Spain, Portugal, Belgium, Luxembourg, and Switzerland 

Try out this model with our animal evaluation program (North America)

Try out this model with our animal evaluation program (Europe)

obese white rat

Advancing Preclinical Research with the Rat Model
This presentation will explore how the unique physiological characteristics of rats provide translational value across multiple therapeutic areas and best practices for husbandry that optimizes both welfare and experimental reproducibility. Watch Webinar Replay

Informational Resources

Long-Evans Rat Baseline Data