Genetic analysis for mutations in the *MUC5AC* gene using a nucleic acid probe (e.g., for mucin 5AC expression)
This test checks for specific genetic changes in the *MUC5AC* gene, which may be linked to certain lung or airway conditions. It uses a probe to detect mutations that could influence how your body produces mucus.
["This test helps identify genetic variations that may affect lung function or mucus production, potentially guiding treatment decisions."]
Key facts at a glance
- LOINC
- 85808-4
- Short code
- MuV RNA and SH gene Pnl Spec NAA+probe
- Synonyms
- MuV RNA and SH gene Pnl Spec NAA+probe
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- probe-amp-tar
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What This Test Measures
The *MUC5AC* gene produces a protein called mucin 5AC, which is involved in mucus production in the airways. This test looks for mutations in this gene using a specialized nucleic acid probe. Mutations here may be associated with conditions like chronic obstructive pulmonary disease (COPD) or other respiratory disorders.
Why It Might Be Ordered
Your healthcare provider may recommend this test if you have symptoms like persistent cough, wheezing, or difficulty breathing, especially if they suspect a genetic component to your condition. It may also be used in research or specialized clinical settings to assess genetic risk factors.
How the Test Works
A small sample of your DNA is collected (often from blood or saliva) and analyzed for mutations in the *MUC5AC* gene. The probe binds to specific DNA sequences, allowing for precise detection of any genetic variations present.
What to Expect Before the Test
No special preparation is usually needed, but you may be asked to avoid certain medications or supplements that could interfere with results. Your provider will discuss the process with you before the test.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Clinical significance of this test includes identifying genetic predispositions to respiratory diseases, guiding personalized treatment plans, or supporting research into hereditary conditions. Results may influence decisions about genetic counseling or targeted therapies.
Short name
MUC5AC Gene Mutation Probe (Genetic Test)
Frequently asked questions
Will this test show if I have a genetic condition?
How long will it take to get my results?
Can I fast before this test?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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