What You Need to Know About This Test: Why It Is Done, How It Is Performed, and What Your Results Mean
A laboratory test that measures the Beta 1 globulin protein fraction in your blood or body fluid using electrophoresis technique.
{"Beta 1 globulin is a type of protein fraction separated from blood proteins","Electrophoresis separates proteins by their electrical charge to measure different fractions","This test helps diagnose conditions affecting protein production in the body","Results are interpreted along with total protein and other protein fractions","Abnormal levels may indicate liver disease, kidney disease, or immune disorders"}
Key facts at a glance
- LOINC
- 32740-3
- Short code
- B1GLOBPROT
- Synonyms
- Beta1 Glob MFr Fld Elph
- Category
- chemistry
- Sample
- serum
- Container
- Sterile, leak-proof container; red-top (no anticoagulant) tube for serum; sterile cryotube for CSF and other body fluids
- Units
- N/A
- Ref low
- 0.1
- Ref high
- 0.4
- Critical range
- 7.2 N/A – 7.6 N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 0–120 years
- Method
- electrophoresis
- CPT
- 84165 (Protein, electrophoretic fractionation and quantitation, serum); 86335 (Immunofixation electrophoresis, when applicable)
- SNOMED
- 104375008 (Protein electrophoresis study); 104509009 (Serum protein measurement)
- Specimen volume
- 1-2 mL of body fluid or serum minimum; 3-5 mL preferred for adequate electrophoretic separation
- Stability
- Refrigerated (2-8°C): 7 days; Frozen (-20°C or below): 30 days. Avoid repeated freeze-thaw cycles.
- Hemolysis max
- 100
- Lipemia max
- 200
- Icterus max
- 50
- TAT
- 24–72 hours
- Order
- routine
What is this test, what exactly does it measure in my body, and why has my healthcare provider ordered it for me?
The Beta 1 globulin test is part of a protein electrophoresis test that separates the different protein fractions in your blood or body fluid. Beta 1 globulin is one of several protein fractions (including albumin, alpha 1, alpha 2, beta, and gamma globulins). This specific test measures the amount of Beta 1 globulin relative to the total protein present. Beta 1 globulins primarily include proteins like transferrin (iron transport), some complement proteins, and certain transport proteins.
Why is this test performed, what symptoms or conditions can it help diagnose, and how will the results guide my treatment plan?
Your healthcare provider may order this test to evaluate the levels of Beta 1 globulin proteins in your body. It is commonly used to help diagnose and monitor conditions that affect protein production, including liver diseases (such as cirrhosis), kidney diseases (nephrotic syndrome), malnutrition, certain immune disorders, and some types of multiple myeloma. The test provides detailed information about the distribution of different protein types in your blood.
How is this test done, what should I do to prepare beforehand, and what can I expect step by step during the procedure?
A healthcare professional will collect a blood sample from a vein in your arm using a small needle. For body fluid analysis, fluid may be collected from areas like the abdomen (ascites) or chest (pleural fluid). The sample is then sent to a laboratory where electrophoresis is performed. This technique applies an electrical current to the sample, which causes proteins to migrate at different speeds based on their size and charge, allowing the lab to measure the Beta 1 globulin fraction separately from other protein fractions.
What do the results of this test mean, how are normal and abnormal values interpreted, and when will my doctor discuss them with me?
Normal Beta 1 globulin levels typically range from 6-10% of total protein, though reference ranges may vary by laboratory. Increased Beta 1 globulin levels may indicate conditions such as iron deficiency anemia (due to increased transferrin), certain liver diseases, or inflammatory conditions. Decreased levels may be seen in malnutrition, kidney disease (nephrotic syndrome), or certain immune deficiencies. Your doctor will interpret your results in combination with other protein fractions and your overall clinical condition.
Are there any risks, side effects, or complications associated with this test that I should discuss with my healthcare provider beforehand?
The risks associated with this test are minimal and similar to routine blood draws. You may experience slight pain or bruising at the puncture site, and in rare cases, infection or excessive bleeding may occur. For body fluid collection, there may be additional risks depending on the collection site, which your healthcare provider will explain.
Reference range
Beta-1 globulin fraction: 0.1-0.4 g/dL or 4.7-12% of total protein. Total protein in body fluid: varies by fluid type (e.g., CSF 15-45 mg/dL; pleural fluid transudate <3.0 g/dL, exudate >3.0 g/dL). Reference ranges should be interpreted in context of fluid type and clinical presentation.N/A
No special patient preparation required. Sample type and source (serum, CSF, pleural, peritoneal, synovial fluid) should be clearly documented.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
The Beta 1 globulin test has important clinical applications in diagnosing and monitoring various conditions. Elevated Beta 1 globulin levels may be seen in iron deficiency anemia (due to elevated transferrin), pregnancy, or estrogen therapy. Decreased levels may indicate protein-loss conditions such as nephrotic syndrome, malabsorption, or severe burns. The test is particularly useful in evaluating chronic inflammatory diseases, liver dysfunction, and certain hematologic disorders. When combined with other protein fractions (albumin, alpha 1, alpha 2, beta 2, and gamma globulins), it provides a comprehensive picture of protein metabolism in the body.
Frequently asked questions
Do I need to fast before this test?
How long does it take to get results?
Can this test diagnose cancer?
What is the difference between Beta 1 and Beta 2 globulin?
Will I need this test repeated?
Sources
- 1
- 2
- 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