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Genetic Labs

Houston, Texas

Genetic Laboratory
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Medical Genetics Test Details

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Argininosuccinicate Synthetase Enzyme Analysis
Test Information: This test provides enzymatic analysis of Argininosuccinicate Synthetase for Confirmation of Clinical Diagnosis.

Argininosuccinicate Synthetase is deficient in Citrullinemia Type I.

Test Details
Test Code: 4544
Special Notes: The Preferred Sample Type for this assay is Skin Fibroblast Culture (#4545).

Results from this test are not useful for Carrier Testing. Please note, carriers may have Argininosuccinicate Synthetase levels in the normal range.
Technical Information
Methodology: Radiometric
Gene Name: ASS1
Protein Name: Argininosuccinate Synthetase
Test Type: Enzyme Analysis
References Values or Ranges: Liver: 75-102 Ámol/hr/gm tissue
Sample & Shipping Information
Test Requisition: Biochemical
Specimen Type: Liver
Requirements: >10 mg of Liver for Enzyme Analysis
Shipping Conditions: Liver should be flash frozen in liquid nitrogen at collection with no media added, stored at -80C, and shipped by overnight courier on 3-5 lbs of dry ice.

Turn Around Time: 14 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 82491 x 1, 82658 x 1, 84157 x 1, 84520 x 1


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