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Fig. 3 | BMC Biology

Fig. 3

From: Shell neurons of the master circadian clock coordinate the phase of tissue clocks throughout the brain and body

Fig. 3

Photoperiodic changes in the phase of peripheral tissues persist after release into constant darkness. a Time of peak bioluminescence (± SEM) on the first cycle in vitro displayed by SCN regions and peripheral tissues collected after release into constant darkness from LD12:12 (blue symbols) or LD20:4 (red symbols). n = 3/photoperiod for SCN, n = 6/photoperiod for peripheral tissues. b Summary plots of photoperiod-induced changes in the phase of peripheral tissues after release into constant darkness. Tissues are ordered by the magnitude of the difference in peak time. Dashed vertical lines indicate the magnitude of the shift displayed by the SCN shell and SCN core after release into constant darkness. *Significant phase shift different from 0 h, one sample t-test, P <0.05

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