Muchnik, S Role of sodium ions in the response of the frequency of miniature end-plate potentials to osmotic changes in the neuromuscular junction. [electronic resource] - Nature Apr 1969 - 169-71 p. digital Publication Type: Journal Article ISSN: 0028-0836 Standard No.: 10.1038/222169a0 doi Subjects--Topical Terms: AnimalsAnuraCalcium--physiologyHypertonic SolutionsIn Vitro TechniquesLithium--physiologyMembrane PotentialsNeuromuscular Junction--physiologyOsmosisOsmotic PressureSodium--physiology