Figure 3

Release of preloaded [3H]5-HT from rat brain synaptosomes evoked by d-fenfluramine (d-fen), d-norfenfluramine (d-norfen), mCPP, and TFMPP. Drug-induced [3H]-5-HT release was measured in the presence or absence of 10 nM fluoxetine for d-fen (a), d-norfen (b), mCPP (c), and TFMPP (d). Data are mean±SD for N=3 separate experiments.