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Table 1 Effects of transition from light-dark to constant light on properties of Murine wheel-running rhythms

From: Circadian and dark-pulse activation of orexin/hypocretin neurons

Circadian Parameter

Light-Dark (LD)

Constant Light (LL)

tau (h)

24.08 ± 0.03 h

24.84 ± 0.04 h*

Percentage of Variance Explained by the Dominant Rhythmic Component (PV%)

66.6 ± 1.47

26.6 ± 0.98***

Alpha Duration (h)

11.8 ± 0.15

13.1 ± 0.27*

Motor Activity (RPM)

19.7 ± 1.19

5.3 ± 0.51***

  1. ***P < 0.001; *P < 0.05