title: Electron probe x-ray microanalysis of intracellular sodium, potassium and chlorine contents in amphibian motoneurones.
mesh_terms: D000818:Animals; D002712:Chlorides / Q000032:analysis; D004573:Electrolytes / Q000032:analysis*; D004577:Electron Probe Microanalysis; D007424:Intracellular Fluid / Q000032:analysis; D009046:Motor Neurons / Q000032:analysis*; D011188:Potassium / Q000032:analysis; D011895:Rana ridibunda; D012964:Sodium / Q000032:analysis; D013116:Spinal Cord / Q000032:analysis
chemical_list: D002712:Chlorides; D004573:Electrolytes; D012964:Sodium; D011188:Potassium