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Science 21 August 1959:
Vol. 130. no. 3373, p. 455
DOI: 10.1126/science.130.3373.455
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Articles

Differentiation of Activity of Three Mouse Strains with Magnetic Pickup Apparatus

WALTER G. MITCHELL 1

1 Hamilton Station, Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine

An activity pickup, when used with a high-gain amplifier, permits records to be made of essentially all the activity of a mouse. The sensitivity is such that the differences in the activity patterns of strains of mice can be determined.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)