serotonin receptor controlled study 12 nonhuman 12 priority journal 10 Animals 8 Article 8 article 8 serotonin 8 4 aminobutyric acid 6 Serotonin 6 Serotonin Antagonists 6 animal 6 animal experiment 6 male 6 metabolism 6 serotonin antagonist 6 Dose-Response Relationship, Drug 4 Female 4 Male 4 Patch-Clamp Techniques 4 Receptors, Serotonin 4 cocaine 4 dopamine 4 dose response 4 drug effect 4 excitatory postsynaptic potential 4 female 4 genetics 4 human 4 muscarinic receptor 4