a strong trendP = 0.055
In the prelimbic cortex, the PSD95-positive synaptic profiles were reduced in layers I and II–III [layer I: t (12) = 7.0, P = 0.00004; layers II–III: t (12) = 4.9, P = 0.0007], with a strong trend in the deep layers [layer V–VI: t (12) = 2.1, P = 0.055].