N-Acetylaspartic Acid, Serum or Plasma
Availability: Mon. - Fri., 0800 - 1700
Turnaround Time: 5 - 7 days.
Minimum Volume: 0.5 mL (at least 1.0 mL preferred).
Specimen Handling: Serum is preferred (red top collection tube). Centrifuge and separate from cells
within 1 hour of drawing.
Freeze serum or plasma.
Interpretive Reference Range: Normal < 142 ng/mL.
Use: Diagnosis of Canavan disease.
Methodology: Stable isotope dilution gas chromatography-mass
spectrometry (GC/MS).
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Page updated 11/9/2009
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