title: Isolation of a scorpion toxin for use as a probe of the electrically excitable sodium channel.
mesh_terms: D000818:Animals; D001693:Biological Transport, Active; D007467:Iodoproteins; D007700:Kinetics; D009447:Neuroblastoma / Q000378:metabolism; D011485:Protein Binding; D012605:Scorpions; D012964:Sodium / Q000378:metabolism; D012979:Sodium Radioisotopes; D014118:Toxins, Biological / Q000302:isolation & purification* / Q000494:pharmacology; D014701:Veratridine / Q000494:pharmacology
chemical_list: D007467:Iodoproteins; D012979:Sodium Radioisotopes; D014118:Toxins, Biological; D014701:Veratridine; D012964:Sodium