title: Comparison of the effects of calcium and lanthanum on the crayfish giant axon.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D003400:Astacoidea / Q000187:drug effects*; D001369:Axons / Q000187:drug effects*; D002118:Calcium / Q000494:pharmacology*; D007811:Lanthanum / Q000494:pharmacology*; D008564:Membrane Potentials / Q000187:drug effects; D008839:Microelectrodes
chemical_list: D007811:Lanthanum; D002118:Calcium