Active agent delivery systems and methods for protecting and administering active agents

Active agent delivery systems and methods for protecting and administering active agents

  • CN 1,476,325 A
  • Filed: 08/22/2001
  • Published: 02/18/2004
  • Est. Priority Date: 08/22/2000
  • Status: Active Application
First Claim
Patent Images

1. a compositions contains:

  • Polypeptide;

    WithThe active substance that links to each other with described polypeptid covalence.

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