the effects of ? -amino-n-butyric acid ( gaba ) , ( + ) bicuculline , isoguvacine and 3- ( 4-chlorophenyl ) -4-aminobutyrate [ ( +/- ) baclofen ] on the k-induced release of [ ( 3 ) h ] acetylcholine ( ach ) were studied in the superior cervical ganglia of the rat in vitro .
C0016904
gaba
C0004609
baclofen