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Article
Open AccessA novelty-retrieval-extinction paradigm leads to persistent attenuation of remote fear memories
Exposure to a novel environment can enhance the extinction of recent contextual fear in mice. This has been explained by a tagging and capture hypothesis. Consistently, we show in mice that exposure to a novel...
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Article
Open AccessMelatonin facilitates extinction, but not acquisition or expression, of conditional cued fear in rats
Previous studies have shown that melatonin is involved in the processes that contribute to learning and memory. At present study, we tested the effects of exogenous melatonin (2.5 mg/kg) on the acquisition, ex...