CPC C12N 9/52 (2013.01) [C12Y 304/24069 (2013.01)] | 2 Claims |
1. A method of preparing a botulinum toxin comprising:
(a) producing a botulinum toxin by culturing Clostridium botulinum type A in a medium composition for culturing Clostridium botulinum comprising 3% (w/v) of a potato peptone, 1% (w/v) of a yeast extract and 1% (w/v) glucose; and
(b) recovering the botulinum toxin within 40 hours after initiation of culture;
wherein the botulinum toxin has a higher yield than when phytone peptone is used as the peptone source.
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