title: Antagonism by derivatives of lysergic acid of the effect of dopamine on Helix neurones.
mesh_terms: D000818:Animals; D002746:Chlorpromazine / Q000494:pharmacology; D018492:Dopamine Antagonists; D008238:Lysergic Acid Diethylamide / Q000494:pharmacology; D008614:Meperidine / Q000494:pharmacology; D008784:Methysergide / Q000494:pharmacology; D009474:Neurons / Q000187:drug effects*; D011955:Receptors, Drug / Q000187:drug effects; D012908:Snails
chemical_list: D018492:Dopamine Antagonists; D011955:Receptors, Drug; D008238:Lysergic Acid Diethylamide; D008614:Meperidine; D002746:Chlorpromazine; D008784:Methysergide