Research Article

The Effect of Different Photoperiods in Circadian Rhythms of Per3 Knockout Mice

Figure 4

Total activity in light (a) and dark (b) phases. Values are represented as mean ± SD. Gray bars represent wild-type mice, and black bars show mPer3 / mice. *Statistically significant .
170795.fig.004a
(a)
170795.fig.004b
(b)