title: Simultaneous recording by extra- and intracellular electrodes of light responses in the crayfish retina.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D003400:Astacoidea / Q000502:physiology*; D007811:Lanthanum / Q000494:pharmacology; D008564:Membrane Potentials; D010783:Photometry; D011188:Potassium / Q000494:pharmacology; D012160:Retina / Q000502:physiology*
chemical_list: D007811:Lanthanum; D011188:Potassium