in superfused rat hypothalamic slices prelabeled with [ 3h ] -5-hydroxytryptamine [ ( 3h ] -5-ht ) , the 5-ht autoreceptor agonists 5-methoxytryptamine and ru 24969 inhibited in a concentration-dependent manner the electrically evoked release of [ 3h ] -5-ht .
C0000589
methoxytryptamine
C0036751
5-ht