Patent · US Expired

Urinary trypsin inhibitor assay containing a chelating agent

US7001737B2 · kind B2 · utility

3Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2001
Grant dateFeb 21, 2006
Priority date
Expiry dateApr 30, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2333/976
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Disclosed is an assay for determining the presence and concentration of trypsin inhibitor in urine samples. The assay reagents, which may be used either in the liquid or dry states, include trypsin, a trypsin substrate and a polycarboxylic chelating agent. The inclusion of the chelating agent in the assay has been found to reduce variation in the assay results.

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