with 10 ( -6 ) m tetrodotoxin , 5 x 10 ( -5 ) m acetylcholine stimulated [ 3h ] dopamine release in both striosomal and matrix areas , effects completely antagonized by atropine ( 10 ( -6 ) m ) , thus showing the involvement of muscarinic receptors located on dopaminergic nerve terminals .
C0013030
dopamine
C0282151
dopaminergic