“The anti-amnesic effect of minaprine on the cycloheximide-induced memory impairment was also antagonized by a serotonin (5-HT) releaser, p-chloroamphetamine, and by a 5-HT precursor, 5-hydroxytryptophan , whereas a 5-HT1A-selective agonist, 8-hydroxy-2-(di-n-propylamino)tetralin, was inactive.”