Relative mRNA expression of clock genes Per1, Per2, Cry1, Cry2, Bmal1, Npas2, Rora, Rev-erb alpha, Rorbeta, Rorgamma normalized to s12 , ApoE and GAPDH in mPFC samples harvested from naive (control) and CDM mice every 4 h at 12:12 h LD condition ( n = 5 mice per group, two-way ANOVA: P values of the CDM effect is displayed inside the graph; Bonferroni post hoc test: * P < 0.05, ** P < 0.01, *** P < 0.001 control vs. CDM).