Table1.

Total number of Nissl-stained neurons of SN on the left and right hemisphere.

SN	Control	Toxin	Captopril	Peganum harmala
Left (lesion side)	124.6 ± 4.2††	49.7 ± 9.0*	71.5 ± 2.7††	82.0 ± 5.3*††
Right (intact side)	130.8 ± 6.1	123.7 ± 10.7	135.3 ± 1.7	133.5 ± 12.0

Average (± SD) total number of Nissl-stained neurons in control, toxin, captopril and Peganum harmala groups two weeks after the lesion.

^* p < 0.05 in comparison with its right hemisphere.

^†† p < 0.01 in comparison with the toxin group on the left hemisphere.