On the electrical gradient across the gill of the sea water-adapted eel.
D000222:Adaptation, Physiological; D000818:Animals; D001692:Biological Transport; D002712:Chlorides / Q000378:metabolism; D004524:Eels / Q000502:physiology*; D004553:Electric Conductivity; D005880:Gills / Q000502:physiology*; D008433:Mathematics; D008564:Membrane Potentials; D008839:Microelectrodes; D010539:Permeability; D011188:Potassium / Q000378:metabolism; D012623:Seawater; D012964:Sodium / Q000378:metabolism
D002712:Chlorides; D012964:Sodium; D011188:Potassium