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Biologically active silver-coated proteins

  • US 9,057,088 B2
  • Filed: 01/26/2006
  • Issued: 06/16/2015
  • Est. Priority Date: 01/26/2005
  • Status: Expired due to Fees
First Claim
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1. A composition-of-matter comprising a protein having a solvent-accessible surface and further having a biological activity and a metallic silver coating deposited over said surface and forming a silver-coated protein retaining said biological activity, wherein said protein has at least one oxidized reducing moiety attached to at least a portion of said surface, said reducing moiety being selected from the group consisting of hydrazine, hydrazide and imine, said oxidized reducing moiety being obtained upon reducing silver ions to form said metallic silver coating, said silver coating is in a form of a continuous metallic silver layer covering 0.1% to 60% of said surface, and wherein said protein is a hydrogen peroxide producing enzyme and said biological activity is a catalytic reaction activity.

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