title: Delayed development of sodium permeability inactivation in the nodal membrane [proceedings].
mesh_terms: D000818:Animals; D066298:In Vitro Techniques; D007700:Kinetics; D008564:Membrane Potentials; D009413:Nerve Fibers, Myelinated / Q000502:physiology*; D012964:Sodium / Q000502:physiology*; D014981:Xenopus
chemical_list: D012964:Sodium