Accoaglucosamineatwbcccnt
This test measures the activity or amount of an enzyme called acetyl-CoA:glucosamine acetyltransferase in white blood cells, which helps assess certain metabolic and genetic conditions.
{"Measures enzyme activity in white blood cells (leukocytes)","Helps evaluate metabolic and genetic conditions affecting enzyme function","Requires a blood sample (serum)","Results are reported as enzymatic activity or mass","Your healthcare provider will interpret results based on your specific situation"}
Key facts at a glance
- LOINC
- 24044-0
- Short code
- ACGAT
- Synonyms
- AcCoA:Glucosamine AT WBC-cCnt
- Category
- chemistry
- Sample
- serum
- Container
- Red top serum separator tube (SST) or plain red top tube
- Units
- N/A
- Ref low
- 4.5
- Ref high
- 11
- Critical range
- 2 N/A – 30 N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- ≥ 18 years
- Method
- Spectrophotometric enzymatic assay
- CPT
- 85004
- SNOMED
- 314215002
- Specimen volume
- 2-5 mL venous blood
- Stability
- Process specimen within 2-4 hours of collection. Store at 2-8°C if delay exceeds 4 hours. Avoid freezing whole blood.
- Hemolysis max
- 50
- Lipemia max
- 100
- Icterus max
- 20
- TAT
- 48–168 hours
- Order
- routine
What is this test?
The acetyl-CoA:glucosamine acetyltransferase test measures the levels or activity of a specific enzyme in your white blood cells (leukocytes). This enzyme, also known as glucosamine-6-phosphate N-acetyltransferase, plays an important role in the hexosamine biosynthetic pathway, which is involved in how your cells process certain sugars and produce energy.
Why is it performed?
This test is typically ordered to help diagnose or monitor certain metabolic disorders, genetic conditions, or diseases that may affect enzyme function. It may be used when a healthcare provider suspects there is a problem with how the body processes certain nutrients or produces cellular energy.
How is the test done?
A healthcare professional will collect a blood sample from a vein in your arm. The sample is then sent to a laboratory where specialists isolate the white blood cells and measure the enzyme activity or mass. The procedure is quick and similar to routine blood tests.
Are there any risks?
The risks are minimal and similar to any standard blood draw, including slight bruising, bleeding, or rare chance of infection at the puncture site. Some people may feel lightheaded during or after the blood draw.
Reference range
Adult: 4.5-11.0 x 10^9/LN/A
No special preparation required. Standard venipuncture procedure. Avoid hemolysis during collection and processing as it may affect leukocyte integrity.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Frequently asked questions
Do I need to fast before this test?
How long does it take to get results?
What do abnormal results mean?
Will I need additional tests?
Sources
- 1
- 2
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy