title: Detection of leucine naphthylamidase activity on the gastric mucosa by filter paper adsorption method.
mesh_terms: D000327:Adsorption; D004796:Clinical Enzyme Tests / Q000379:methods; D005374:Filtration / Q000295:instrumentation; D005753:Gastric Mucosa / Q000201:enzymology*; D006801:Humans; D007931:Leucyl Aminopeptidase / Q000032:analysis*; D013274:Stomach Neoplasms / Q000175:diagnosis*
chemical_list: D007931:Leucyl Aminopeptidase