title: Non-linear dose-response relation at the frog neuromuscular junction.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000818:Animals; D001665:Binding Sites; D002628:Chemoreceptor Cells / Q000502:physiology; D007478:Iontophoresis; D007700:Kinetics; D009469:Neuromuscular Junction / Q000502:physiology*; D018377:Neurotransmitter Agents / Q000502:physiology; D011894:Rana pipiens; D009435:Synaptic Transmission
chemical_list: D018377:Neurotransmitter Agents; D000109:Acetylcholine