title: Aggregates formed by mixtures of embryonic neural cells: activity of enzymes of the cholinergic system.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism*; D000123:Acetyltransferases / Q000378:metabolism*; D000818:Animals; D002449:Cell Aggregation; D002469:Cell Separation; D002642:Chick Embryo; D002794:Choline; D009899:Optic Lobe, Nonmammalian / Q000166:cytology / Q000201:enzymology*; D012160:Retina / Q000166:cytology / Q000201:enzymology*; D013687:Telencephalon / Q000166:cytology / Q000201:enzymology*
chemical_list: D000123:Acetyltransferases; D000110:Acetylcholinesterase; D002794:Choline