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Diagnostic assay for fructosamines

  • US 5,370,990 A
  • Filed: 07/27/1992
  • Issued: 12/06/1994
  • Est. Priority Date: 07/29/1991
  • Status: Expired due to Term
First Claim
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1. A method for the determination of a glycated protein in a sample comprising the steps of:

  • a) treating the sample with a protease;

    b) treating the protease-treated sample with a ketoamine oxidase obtained from a microorganism selected from the group consisting of Klebsiella, Fusarium, Acremonium, and Debraryomyces; and

    c) measuring the hydrogen peroxide product of the reaction in step (b).

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