Water-soluble peroxidase derivatives

US4910135A · kind A · utility

Assignee

• Boehringer Mannheim GmbH · DE

Inventors

• Wilhelm Tischer · Peißenberg, DE
• Josef Heinle · Munich, DE
• Michael-Harold Town · Berlin, DE

Key dates

• Filing date: Nov 14, 1986
• Grant date: Mar 20, 1990
• Expiry date: Nov 14, 2006

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C12Q1/28
• WIPO field: Biotechnology
• WIPO sector: Chemistry

Abstract

A water-soluble peroxidase derivative obtainable by the oxidation of peroxidase with periodic acid or with a salt thereof and binding to a water-soluble polymer selected from polysaccharides, polyethylene glycols, polyvinylpyrrolidones and polyacid anhydrides. Also provided is a process for the preparation of this water-soluble peroxidase derivative and for the use of this water-soluble peroxidase derivative for the determination of hydrogen peroxide.