2 days
Test Updated:
Transcobalamin Vit B12 Carrier Protein
Transcobalamin Vit B12 Carrier Protein
UBBC
B12 Combining Capacity
B12 Combining Capacity
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Test Overview
Radiobinding Assay
Evaluation of conditions affecting vitamin B12 by altering the normal amounts of vitamin B12 binding protein, e.g., pregnancy.
650 - 1340 pg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect blood in a red top tube from a fasting patient.
Collect blood in a red top tube from a fasting patient. Centrifuge, aliquot serum into plastic vial and freeze. Recently administered radioisotopes will interfere with this assay.