Bioelectric measurements in the frog lens.
D000818:Animals; D001001:Anura; D002462:Cell Membrane; D004594:Electrophysiology; D005110:Extracellular Space; D066298:In Vitro Techniques; D007478:Iontophoresis; D007908:Lens, Crystalline / Q000502:physiology*; D008839:Microelectrodes; D009994:Osmolar Concentration; D011199:Potentiometry