×

Electrochemical biosensor based on immobilized enzymes and redox polymers

  • US 5,089,112 A
  • Filed: 01/11/1990
  • Issued: 02/18/1992
  • Est. Priority Date: 03/20/1989
  • Status: Expired due to Term
First Claim
Patent Images

1. An enzyme electrode for sensing the presence of at least one component of a mixture of components, said enzyme electrode comprising:

  • (a) an enzyme, the catalytic activity of said enzyme being indicative of said component,(b) a non-physiological electron transfer mediator between the enzyme and electron collector, said mediator being covalently attached to an insoluble, flexible siloxane polymer backbone in sufficient number to form an electron relay system,(c) and an electron collector,said enzyme and said mediator-containing siloxane polymer backbone being in an immobilized state in contact with said electron collector.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×