title: Selective experimental chelation of calcium in the sinus node.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000200:Action Potentials; D000241:Adenosine / Q000378:metabolism; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000209:etiology; D001158:Arteries / Q000601:surgery; D001285:Atropine / Q000378:metabolism; D002118:Calcium / Q000378:metabolism*; D002122:Calcium Chloride / Q000378:metabolism; D002404:Catheterization; D002614:Chelating Agents / Q000378:metabolism*; D004285:Dogs; D004492:Edetic Acid / Q000008:administration & dosage / Q000378:metabolism; D004562:Electrocardiography; D008564:Membrane Potentials; D009638:Norepinephrine / Q000378:metabolism; D011433:Propranolol / Q000378:metabolism; D012849:Sinoatrial Node / Q000378:metabolism* / Q000601:surgery; D009435:Synaptic Transmission; D013610:Tachycardia / Q000209:etiology
chemical_list: D002614:Chelating Agents; D001285:Atropine; D004492:Edetic Acid; D011433:Propranolol; D000241:Adenosine; D002122:Calcium Chloride; D000109:Acetylcholine; D002118:Calcium; D009638:Norepinephrine