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.
LOCATION: Kingston
UNIT: K72
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LOCATION: Hollister
UNIT: H43
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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.
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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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.
For additional information, please visit the Long-Evans rat page on the Charles River Japan website.