title: A simple colorimetric method for estimating plasma angiotensin I converting enzyme activity.
mesh_terms: D001547:Benzaldehydes; D002855:Chromatography, Thin Layer / Q000379:methods; D003124:Colorimetry / Q000379:methods; D006626:Hippurates / Q000097:blood; D006801:Humans; D007703:Peptidyl-Dipeptidase A / Q000097:blood*; D012507:Sarcoidosis / Q000097:blood
chemical_list: D001547:Benzaldehydes; D006626:Hippurates; D007703:Peptidyl-Dipeptidase A; C030514:hippuric acid; C510241:p-dimethylaminobenzaldehyde