Patent · US Active

Mass spectrometry method for measuring thiamine in body fluid

US12116617B2 · kind B2 · utility

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9Claims
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Key dates

Filing dateAug 10, 2020
Grant dateOct 15, 2024
Priority date
Expiry dateOct 16, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N33/82
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Provided are methods for determining the amount of total thiamine in a body fluid sample using liquid chromatography and mass spectrometry. Total thiamine is converted to free thiamine by treatment with an acid phosphatase prior to thiamine separation and quantification.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.