Table 1.

Densitometry Measurements of AChE Histochemistry (Expressed as Ratio to Striatal Values)

Structure	Control	SD	BF lesion	SD	Percentage decrease
Frontal cortex	0.657	0.103	0.442	0.027	32.7
Parietal cortex	0.550	0.104	0.381	0.062	30.7
Hippocampal CA1	0.589	0.091	0.403	0.037	31.6
Hippocampal CA3	0.515	0.122	0.329	0.076	36.1
Dentate gyrus	0.603	0.127	0.324	0.111	46.2

Mean and SD for each group.