Erschienen in:
08.03.2017 | Psychiatry and Preclinical Psychiatric Studies - Short communication
Post-reexposure administration of d-cycloserine facilitates reconsolidation of contextual conditioned fear memory in rats
verfasst von:
Akiyoshi Saitoh, Kie Akagi, Jun-Ichiro Oka, Mitsuhiko Yamada
Erschienen in:
Journal of Neural Transmission
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Ausgabe 5/2017
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Abstract
The effect of d-cycloserine, a N-methyl-d-aspartate receptor partial agonist, on the reconsolidation of conditioned fear memory is not precisely understood. In this study, we clarified the effects of d-cycloserine on the reconsolidation in rats, by performing contextual fear conditioning with a mild fear-conditioning procedure and with post-reexposure administration of the drug. The d-cycloserine (15 mg/kg subcutaneously)-treated rats showed a persistent and greater fear response during the test session compared with the control group. In conclusion, we have confirmed that post-reexposure administration of d-cycloserine facilitates the reconsolidation of fear memory in rats.