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Laboratory rat

A laboratory rat or lab rat is a rat of the species Rattus norvegicus (brown rat) which is bred and kept for scientific research. While less commonly used for research than mice, rats have served as an important animal model for research in psychology and biomedical science.

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Much research is done on rats to learn about various diseases. The lab rat has helped to discover many medications and therapies for human and domestic animals.

Contributed by Nancy Hoeger

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