title: Evoked transmitter release at the frog neuromuscular junction in very low calcium solutions.
mesh_terms: D000818:Animals; D001001:Anura; D002118:Calcium / Q000494:pharmacology*; D004594:Electrophysiology; D008274:Magnesium; D009469:Neuromuscular Junction / Q000187:drug effects / Q000378:metabolism* / Q000502:physiology; D009435:Synaptic Transmission
chemical_list: D008274:Magnesium; D002118:Calcium