title: Histochemistry of cholinesterase in amphioxus (Branchiostoma lanceolatum, Pallas).
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism*; D000818:Animals; D002816:Chordata, Nonvertebrate / Q000201:enzymology*; D006651:Histocytochemistry; D008854:Microscopy, Electron; D009469:Neuromuscular Junction / Q000201:enzymology*; D013116:Spinal Cord / Q000201:enzymology*
chemical_list: D000110:Acetylcholinesterase