in the superfusion experiments on pig brain cortex slices the following rank orders of potencies were obtained : agonists , serotonin greater than 5-methoxytryptamine = 5-carboxamidotryptamine greater than ru 24969 ( 5-methoxy-3 ( 1,2,3,6-tetrahydropyridin-4-yl ) -1h-indole ) greater than sdz 21009 ( 4 ( 3-terbutylamino-2-hydroxypropoxy ) indol-2-carbonic-acid-isopr opylester ) greater than or equal to yohimbine greater than or equal to cyanopindolol greater than 8-oh-dpat ( 8-hydroxy-2- ( di-n-propylamino ) tetralin ) greater than or equal to cgs 12066 b ( 7-trifluoromethyl-4 ( 4-methyl-1-piperazinyl ) -pyrrolo [ 1,2-a ] quinoxaline ) ;
C0036751
serotonin
C0000589
methoxytryptamine