in slices of the rat hypothalamus prelabeled with [ 3h ] -5-hydroxytryptamine [ ( 3h ] -5-ht ) , exposure to lysergic acid diethylamide or 5-methoxytryptamine decreased , in a concentration-dependent manner , the release of 3h-transmitter elicited by electrical stimulation .
C0036751
5-ht
C0000589
5-methoxytryptamine