title: Transmembrane K +  and Cl -  activity gradients for the muscle fiber of the giant barnacle.
mesh_terms: D000818:Animals; D002463:Cell Membrane Permeability; D002712:Chlorides / Q000032:analysis / Q000378:metabolism* / Q000494:pharmacology; D004594:Electrophysiology; D066298:In Vitro Techniques; D008433:Mathematics; D008564:Membrane Potentials; D008839:Microelectrodes; D008954:Models, Biological; D009210:Myofibrils / Q000032:analysis / Q000187:drug effects / Q000378:metabolism*; D009994:Osmolar Concentration; D011188:Potassium / Q000032:analysis / Q000378:metabolism* / Q000494:pharmacology; D011189:Potassium Chloride / Q000494:pharmacology; D012964:Sodium / Q000378:metabolism; D001468:Thoracica; D014882:Water-Electrolyte Balance
chemical_list: D002712:Chlorides; D011189:Potassium Chloride; D012964:Sodium; D011188:Potassium