Acquisition of conditional associations and operant delayed spatial response alternation: effects of lesions in the medial prefrontal cortex.

Abstract

In this article 8 male Wistar rats received bilateral lesions of the medial prefrontal cortex, whereas another 8 rats were control operated. Three weeks after surgery, they were exposed to an autoshaping procedure in which the insertion of a lever into the experimental chamber (conditioned stimulus) always preceded the delivery of a response-independent… (More)

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