title: Excitation and prolonged waking produced by catecholamines injected into the ventricular system of cats.
mesh_terms: D000818:Animals; D001143:Arousal / Q000187:drug effects; D002415:Cats; D002552:Cerebral Ventricles / Q000187:drug effects*; D004594:Electrophysiology; D004837:Epinephrine / Q000008:administration & dosage / Q000494:pharmacology*; D006801:Humans; D009043:Motor Activity / Q000187:drug effects; D009638:Norepinephrine / Q000008:administration & dosage / Q000494:pharmacology*; D007319:Sleep Initiation and Maintenance Disorders / Q000139:chemically induced; D013238:Stereotaxic Techniques; D013997:Time Factors; D014851:Wakefulness / Q000187:drug effects*
chemical_list: D009638:Norepinephrine; D004837:Epinephrine