title: Letter: The influence of chain length upon the activity of 5-hydroxytryptamine.
mesh_terms: D000818:Animals; D004305:Dose-Response Relationship, Drug; D005260:Female; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D051381:Rats; D012701:Serotonin / Q000494:pharmacology*; D013270:Stomach / Q000187:drug effects; D013329:Structure-Activity Relationship; D014599:Uterus / Q000187:drug effects
chemical_list: D012701:Serotonin