Vitamin D3 (cholecalciferol) is produced in the skin under irradiation with UV-B rays from the sun. It is metabolized to 25-OH vitamin D3 in the liver. Vitamin D2 (ergocalciferol) is mostly produced synthetically and is used as a dietary supplement. It is also converted to its corresponding 25-OH derivative by the liver.
The total concentration of 25-OH vitamin D in blood samples is the best indicator of vitamin D supply in the body. It represents the 25-OH vitamin D3 formed in the skin and 25-OH vitamin D2 from food supplements.
based on internationally recognized reference materials.
No separate sample preparation steps are required before testing, each test strip contains all necessary reagents.
Excellent correlation with HPLC test.
physiological 25-OH vitamin D3 and synthetic 25-OH vitamin D2 with the same high sensitivity.
25-OH Vitamin D3/D2 is an immunoassay for the in vitro determination of the total concentration of 25-(OH)-Vitamin D2 and 25-(OH)-Vitamin D3 in human serum samples.
The test is intended to quantify the level of vitamin D.
25-OH Vitamin D3/D2 Control Set contains external control materials for the Alegria 25-OH Vitamin D3/D2 assay.
Obtain your patients results with high flexibility reliability and efficiency with Alegria 2.
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Carefully read the instructions in the reagent package inserts and instrument manuals.