title: Early evidence of presynaptic receptors.
authors.affiliation: Department of Pharmacology, School of Medicine, University of Pennsylvania, Philadelphia 19104-6084.
authors.forename: G B
authors.initials: GB
authors.lastname: Koelle
mesh_terms: D000109:Acetylcholine / Q000502:physiology; D000110:Acetylcholinesterase / Q000378:metabolism; D000818:Animals; D005724:Ganglia / Q000201:enzymology; D005725:Ganglia, Autonomic / Q000502:physiology; D008959:Models, Neurological; D009046:Motor Neurons / Q000502:physiology; D017981:Receptors, Neurotransmitter / Q000502:physiology*; D013564:Sympathetic Nervous System / Q000502:physiology; D013569:Synapses / Q000502:physiology; D009435:Synaptic Transmission
chemical_list: D017981:Receptors, Neurotransmitter; D000110:Acetylcholinesterase; D000109:Acetylcholine