Clinical chemistry and laboratory medicine
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
Published: 202510.1515/cclm-2025-0719
Abstract
OBJECTIVES: Vitamin K homologues are essential to human health, and their concentrations in biological samples serve as valuable diagnostic biomarkers. This study was aimed to develop a method for determining vitamins K1 (phylloquinone, VK1) and K2 (…
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