title: Excitatory actions of GABA and of acetyl-choline in sea urchin tube feet.
mesh_terms: D000109:Acetylcholine / Q000031:analogs & derivatives / Q000494:pharmacology*; D000613:Aminobutyrates / Q000494:pharmacology*; D001285:Atropine / Q000494:pharmacology; D002092:Butyrylthiocholine / Q000494:pharmacology; D002217:Carbachol / Q000494:pharmacology; D002712:Chlorides / Q000494:pharmacology; D003650:Decamethonium Compounds / Q000494:pharmacology; D005703:Gallamine Triethiodide / Q000494:pharmacology; D006584:Hexamethonium Compounds / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects*; D009132:Muscles / Q000187:drug effects / Q000294:innervation / Q000502:physiology*; D009388:Neostigmine / Q000494:pharmacology; D009538:Nicotine / Q000494:pharmacology; D010525:Peripheral Nerves / Q000187:drug effects / Q000502:physiology; D010830:Physostigmine / Q000494:pharmacology; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology; D012617:Sea Urchins / Q000187:drug effects / Q000502:physiology*; D012964:Sodium / Q000494:pharmacology; D005680:gamma-Aminobutyric Acid / Q000494:pharmacology*
chemical_list: D000613:Aminobutyrates; D002712:Chlorides; D003650:Decamethonium Compounds; D006584:Hexamethonium Compounds; D000644:Quaternary Ammonium Compounds; D009388:Neostigmine; D002092:Butyrylthiocholine; D005680:gamma-Aminobutyric Acid; D009538:Nicotine; D001285:Atropine; D002217:Carbachol; D012964:Sodium; D010830:Physostigmine; D000109:Acetylcholine; D005703:Gallamine Triethiodide