#neurotoxin__neurolysin  any toxin that affects neural tissues
  supertype:  toxin  a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species
  subtype:  saxitoxin  a powerful neurotoxin produced by certain dinoflagellates found in red tides; it can accumulate in mollusks that feed on the dinoflagellates and cause food poisoning to humans
  subtype:  kokoi_venom__kokoivenom  a potent neurotoxin found in a particular frog

No statement uses or specializes neurotoxin; click here to add one.