title: The role of calcium ions in noradrenaline-elicited hyperpolarization of frog skeletal muscle.
mesh_terms: D000818:Animals; D001001:Anura; D002118:Calcium / Q000378:metabolism*; D066298:In Vitro Techniques; D008564:Membrane Potentials; D009132:Muscles / Q000378:metabolism*; D009469:Neuromuscular Junction / Q000502:physiology; D009638:Norepinephrine / Q000494:pharmacology; D012964:Sodium / Q000378:metabolism; D009435:Synaptic Transmission
chemical_list: D012964:Sodium; D002118:Calcium; D009638:Norepinephrine