Description:Arginase converts arginine into urea and ornithine and is one of the enzymes in the urea cycle. The deficiency of arginase causes argininemia. The enzyme assay measures the release of urea from arginine by a chemical reaction specific for urea. The product is measured spectrophotometrically. Specimen Requirements:This assay can be performed on red blood cell lysates and liver. Draw 7-10 ml in a yellow top (ACD) tube and ship to us on wet ice in an insulated container by overnight express. Sample must arrive at our location within 48 hrs. If liver is to be used, it must be rapidly frozen following collection. Do not add any liquid to the specimen. Send >10 mg of tissue on dry ice by overnight carrier. Normal Range:Liver: 10-95 mmol/hr/gm
tissue Turnaround Time:2 weeks CPT Codes and Prices:Liver: 82657,
84155, 84520, 84311 Shipping InformationForms:Test Codes:
Liver: 4535 |