Intra-amygdala infusion of the N-methyl-D-aspartate receptor antagonist AP5 impairs acquisition but not performance of discriminated approach to an appetitive CS.


The present experiments investigated the effects of blocking glutamate transmission in the amygdala on the learning and subsequent performance of a discriminated approach response to food, as well as on locomotor activity and a test of neophobia to food. In the appetitive conditioning experiment, three separate groups of rats received intra-amygdala… (More)