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- W2920922071 abstract "Emotional arousal often facilitates memory for some aspects of an event while impairing memory for other aspects of the same event. Across three experiments, we found that emotional arousal amplifies competition among goal-relevant representations, such that arousal impairs memory for multiple goal-relevant representations while enhancing memory for solo goal-relevant information. We also present a computational model to explain the mechanisms by which emotional arousal can modulate memory in opposite ways via the local/synaptic-level noradrenergic system. The model is based on neurophysiological observations that norepinephrine (NE) released under emotional arousal is locally controlled by glutamate levels, resulting in different NE effects across regions, gating either long-term potentiation or long-term depression by activating different adrenergic receptors depending on NE concentration levels. This model successfully replicated behavioral findings from the three experiments. These findings suggest that the NE's local effects are key in determining the effects of emotion on memory." @default.
- W2920922071 created "2019-03-22" @default.
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- W2920922071 date "2019-06-01" @default.
- W2920922071 modified "2023-10-15" @default.
- W2920922071 title "Emotional arousal amplifies competitions across goal-relevant representation: A neurocomputational framework" @default.
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- W2920922071 doi "https://doi.org/10.1016/j.cognition.2019.02.011" @default.
- W2920922071 hasPubMedCentralId "https://www.ncbi.nlm.nih.gov/pmc/articles/7102494" @default.
- W2920922071 hasPubMedId "https://pubmed.ncbi.nlm.nih.gov/30856476" @default.
- W2920922071 hasPublicationYear "2019" @default.
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