Negative Attributes of Mixed-Valence Memories Strengthen Over Long Retention Intervals and the Degree of Enhancement Is Predicted by Individual Differences in State Anxiety

Memories are multifaceted and can simultaneously contain positive and negative attributes. Here, we report that negative attributes of a mixed-valence memory dominate long-term recall. To induce a mixed-valence memory, running responses were randomly reinforced with either food (∼83% of trials) or f...

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