Animal product free media and processes for obtaining a botulinum toxin

  • US 20050069562A1
  • Filed: 09/25/2003
  • Published: 03/31/2005
  • Est. Priority Date: 09/25/2003
  • Status: Active Grant
First Claim
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1. A method for obtaining a biologically active botulinum toxin, comprising the steps of:

  • (a) providing a fermentation medium that is substantially free of an animal derived product;

    (b) culturing a Clostridium botulinum bacterium in the fermentation medium under conditions which permit production of a botulinum toxin, and;

    (c) recovering a biologically active botulinum toxin from the fermentation medium.

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