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Graft copolymers of polycationic species and water-soluble polymers, and use therefor

  • US 5,578,442 A
  • Filed: 03/23/1992
  • Issued: 11/26/1996
  • Est. Priority Date: 03/23/1992
  • Status: Expired due to Term
First Claim
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1. A method to render cells non-adhesive, said method comprising directly contacting a surface of said cells with an effective amount of a composition comprising a polycationic species having water-soluble polymer chains grafted thereon.

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