title: Energetics of active transtubular transport; function of the Na-K-ion pump.
mesh_terms: D000818:Animals; D001693:Biological Transport, Active; D002462:Cell Membrane / Q000201:enzymology; D007684:Kidney Tubules / Q000201:enzymology*; D008954:Models, Biological; D008970:Molecular Weight; D009399:Nephrons / Q000201:enzymology; D011188:Potassium / Q000378:metabolism*; D011817:Rabbits; D012964:Sodium / Q000378:metabolism*; D000254:Sodium-Potassium-Exchanging ATPase / Q000378:metabolism*
chemical_list: D012964:Sodium; D000254:Sodium-Potassium-Exchanging ATPase; D011188:Potassium