title: Comparison of acetylcholinesterase determinations by the Michel and Ellman Methods.
mesh_terms: D000110:Acetylcholinesterase / Q000032:analysis*; D000818:Animals; D001717:Birds; D001921:Brain / Q000201:enzymology; D003124:Colorimetry; D006863:Hydrogen-Ion Concentration; D008722:Methods; D008832:Microchemistry; D013053:Spectrophotometry
chemical_list: D000110:Acetylcholinesterase