Table 2.

Concentrations of dopamine and its metabolites in the dorsal striatum of unilaterally 6-OHDA-lesioned rats.

Treatment	Dopamine	DOPAC	HVA
	(ng/mg protein)
6-OHDA (n = 24)
contralateral	66.31 ± 13.10	18.10 ± 1.28	13.59 ± 1.51
ipsilateral	0.37 ± 0.061***	0.27 ± 0.04***	0.54 ± 0.08***
% remaining	0.56	1.49	3.97

^***P < 0.001 vs. contralateral concentrations (Student’s t test).