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Keeping the memories flowing

Transmission of sensory information through the rhinal cortices is essential for hippocampus-dependent learning. In this issue Paz et al. show that amygdala activity elicited by an unexpected reward facilitates communication from perirhinal to entorhinal cortex, providing a physiological mechanism for emotional modulation of memory.

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Figure 1: The amygdala enhances transfer of sensory information.


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Quirk, G., Vidal-Gonzalez, I. Keeping the memories flowing. Nat Neurosci 9, 1199–1200 (2006).

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