title: Cation pump activity and membrane permeability in human senile cataractous lenses.
mesh_terms: D000368:Aged; D001693:Biological Transport, Active; D002386:Cataract / Q000378:metabolism*; D002463:Cell Membrane Permeability; D006801:Humans; D008875:Middle Aged; D011868:Radioisotopes; D012413:Rubidium / Q000378:metabolism; D012964:Sodium / Q000378:metabolism*; D000254:Sodium-Potassium-Exchanging ATPase / Q000378:metabolism; D014883:Water-Electrolyte Imbalance / Q000378:metabolism
chemical_list: D011868:Radioisotopes; D012964:Sodium; D000254:Sodium-Potassium-Exchanging ATPase; D012413:Rubidium