by measuring activities of enzymes involved in synthesis of acetylcholine , gamma-aminobutyric acid ( gaba ) , dopamine or noradrenaline , extent of innervation of cholinergic , gaba-ergic , dopaminergic and noradrenergic fibers were analysed in discrete brain areas and subareas of the baboon and the rabbit with a special reference to the hypothalamus and the preoptic ares .
C0013030
dopamine
C0282151
dopaminergic