title: A rapid and simple spectrophotometric assay of angiotensin-converting enzyme.
mesh_terms: D003124:Colorimetry; D006626:Hippurates; D007202:Indicators and Reagents; D007703:Peptidyl-Dipeptidase A / Q000032:analysis*; D013053:Spectrophotometry / Q000379:methods; D014227:Triazines
chemical_list: D006626:Hippurates; D007202:Indicators and Reagents; D014227:Triazines; D007703:Peptidyl-Dipeptidase A