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. 2013 Oct 4;8(10):e76391. doi: 10.1371/journal.pone.0076391

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© 2013 Harbour et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Twenty-four hour circular diagram displaying peak PER2 expression in all 18 rhythmic regions analyzed. Numbers around the ‘clock’ are in ZT time. : SCN, □: amygdala, ⋄: hippocampus, ○: striatum, : cortex.

Inline graphic — Twenty-four hour circular diagram displaying peak PER2 expression in all 18 rhythmic regions analyzed. Numbers around the ‘clock’ are in ZT time. : SCN, □: amygdala, ⋄: hippocampus, ○: striatum, : cortex.