Patents Examined by Esther L. Hepplinger
  • Method of pre-treating samples in peroxidase-catalyzed enzyme assays
    Patent number: 4978632
    Abstract: A method for reducing the occurrence of falsely elevated results in a peroxidase-catalyzed, enzyme assay is described. Interference in an assay caused by blood or bood products in a clinical specimen is eliminated or reduced by reacting the specimen with an oxidizing agent such as sodium hypochlorite, hydrogen peroxide or sodium meta-periodate.
    Type: Grant
    Filed: December 15, 1988
    Date of Patent: December 18, 1990
    Assignee: Kallestad Diagnostics, Inc.
    Inventors: Patrick A. Mach, Jeffrey A. Thompson, Richard S. Creager, Cheri W. Fink