title: A method for sampled intracellular potential measurement during microiontophoresis.
mesh_terms: D000818:Animals; D004594:Electrophysiology / Q000295:instrumentation / Q000379:methods*; D005452:Fluoresceins; D006321:Heart / Q000502:physiology*; D007478:Iontophoresis / Q000295:instrumentation / Q000379:methods*; D008564:Membrane Potentials; D008839:Microelectrodes
chemical_list: D005452:Fluoresceins