the increase in the dopamine ( da ) concentration of rat ( whole ) brain induced by gamma-hydroxybutyrate was inhibited by the reputed dopamine agonists apomorphine , apocodeine , 2-bromo-alpha-ergocryptine , piribedil , ergocornine and 5,6-dihydroxy-2-dimethylaminotetralin .
C0086045
concentration
C0006104
brain