New research conducted by brain researcher Avi Karni of the University of Haifa in Israel explores the possibility that naps help lock in sometimes fleeting long-term memories.

以色列海法大学脑部研究专家卡尼针开展的一项最新研究探讨了白天小睡有助于巩固长期记忆的可能性问题。

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But a study by a group of scientists at the University of Houston suggests that melatonin might have a negative impact on the ability to form new memories.

但是，休斯顿大学的科学家们研究表明：褪黑素阻碍记忆形成。

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This suggested to Tracey Shors, of Rutgers University in New Jersey, that the cells might be involved in forming such memories.

新泽西州鲁特·格斯大学(Rutgers University)的翠西·肖尔斯(Tracey Shors)由此想到，这些脑细胞可能与这些记忆的形成有关。

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"The scale of it is truly extraordinary, " said Dr Toby Butler from the University of East London who is leading a project to record the memories of survivors and rescuers and the relatives of those who died.

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Robert Birge, a chemist at the University of Connecticut, is trying to combine them, by making computer memories out of protein.

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Danielle Turner, from the Department of Psychiatry at the University of Cambridge, says modafinil could revolutionise current understanding of the way we form and retain memories.

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