Substitution of rubidium for potassium in perilymph.
D000818:Animals; D001692:Biological Transport; D003053:Cochlear Duct / Q000502:physiology; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007761:Labyrinthine Fluids / Q000378:metabolism*; D008564:Membrane Potentials; D010477:Perfusion; D010498:Perilymph / Q000378:metabolism*; D011188:Potassium / Q000378:metabolism*; D012413:Rubidium / Q000378:metabolism*
D012413:Rubidium; D011188:Potassium