CellWell record HH-137102
Quantitative analysis of phylloquinone (vitamin K1) and menaquinone (vitamin K2) in serum of Russians by liquid chromatography-tandem mass spectrometry
Mikhail Vokuev; Anastasia Frolova; Stepan Makarkin; Daria Prosuntsova; Timur Baygildiev; Lidia Nefedova; Oleg Klychnikov; Igor Rodin
Clinical Chemistry and Laboratory Medicine (CCLM) · 2026
In plain language
A validated HPLC-MS/MS method measured vitamin K1 and MK-4 in serum from 20 healthy Russian adults, detecting K1 in only four individuals and MK-4 below 0.22 μg/L in all samples.
- Evidence
- Emerging
- Design
- Primary research (design unspecified)
Cite this record: https://thecellwell.org/studies/HH-137102
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