title: Acetylcholinesterase-positive neurons in the pineal and parapineal organs of the rainbow trout, Salmo gairdneri (with special reference to the pineal tract).
mesh_terms: D000110:Acetylcholinesterase; D000818:Animals; D001369:Axons; D001699:Biometry; D002452:Cell Count; D002467:Cell Nucleus; D006652:Histological Techniques; D008722:Methods; D008854:Microscopy, Electron; D008928:Mitochondria / Q000648:ultrastructure; D009474:Neurons / Q000166:cytology* / Q000648:ultrastructure; D010870:Pineal Gland / Q000033:anatomy & histology* / Q000166:cytology / Q000648:ultrastructure; D012487:Salmonidae / Q000033:anatomy & histology*; D014337:Trout / Q000033:anatomy & histology*
chemical_list: D000110:Acetylcholinesterase