| Literature DB >> 1842702 |
S Campeau1, M D Hayward, B T Hope, J B Rosen, E J Nestler, M Davis.
Abstract
Induction of the nuclear proto-oncogene c-fos in rat amygdala was investigated 30-40 min following the presentation of mild footshocks (unconditioned fear) or of contextual cues associated with similar footshocks 24 h earlier (conditioned fear). Initially, it was found that handling rats for the first time elevated c-fos mRNA levels, but this response could be blocked completely by repeated handling. Unconditioned and conditioned fear both elevated amygdala c-fos mRNA dramatically above control levels.Entities:
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Year: 1991 PMID: 1842702 DOI: 10.1016/0006-8993(91)91669-r
Source DB: PubMed Journal: Brain Res ISSN: 0006-8993 Impact factor: 3.252