title: On the descending 5-hydroxytryptaminergic pathway controlling the stretch reflex.
mesh_terms: D006916:5-Hydroxytryptophan / Q000494:pharmacology; D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D002415:Cats; D009046:Motor Neurons / Q000187:drug effects / Q000502:physiology*; D009470:Muscle Spindles / Q000502:physiology*; D009431:Neural Conduction; D012018:Reflex; D012701:Serotonin / Q000494:pharmacology / Q000502:physiology*; D013997:Time Factors
chemical_list: D012701:Serotonin; D006916:5-Hydroxytryptophan