title: Cytosolic calcium ion activity in epithelial cells of Necturus kidney.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism*; D007668:Kidney / Q000378:metabolism*; D007687:Kidney Tubules, Proximal / Q000378:metabolism; D008564:Membrane Potentials; D008839:Microelectrodes; D009337:Necturus; D012964:Sodium / Q000378:metabolism; D014882:Water-Electrolyte Balance
chemical_list: D012964:Sodium; D002118:Calcium