antagonism appeared specific for baclofen receptors because analogues with full and partial agonist activity as well as an agonist dose of d-baclofen , but not morphine or noradrenaline , were inhibited by pretreatment with d-baclofen . gamma-aminobutyric acid ( gaba ) did not increase tail flick latency either alone or following pretreatment with an uptake inhibitor or a gaba-transaminase inhibitor .
C0004609
baclofen
C0016904
gaba