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Science 25 November 1960:
Vol. 132. no. 3439, pp. 1551 - 1553
DOI: 10.1126/science.132.3439.1551
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Articles

Interpeduncular Nucleus and Avoidance Conditioning in the Rat

Robert Thompson 1

1 Department of Psychology, George Peabody College for Teachers, Nashville, Tennessee

Rats trained to make a jumping response to the onset of a visual stimulus lost the habit after damage to the interpeduncular nucleus of the midbrain. It was noted, however, that the majority of the operated animals showed perfect retention of the "fear" response to the conditioned stimulus.

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