in rats with a unilateral lesion of the nigrostriatal dopaminergic pathway , the ipsilateral rotation produced by the enhanced actions of endogenous dopamine ( da ) on the nonlesioned side , induced by either the da-releasing drug amphetamine or the da uptake inhibitor gbr 13069 , was blocked effectively by pretreatment with either the selective d1 da receptor antagonist , sch 23390 , or the d2 selective antagonist , haloperidol .
C0282151
dopaminergic
C0013030
dopamine