| 摘要 |
A recombinant bacteria and methods of making and using the same are provided. The recombinant bacteria is a recombinant Bacillus having at least one heterologous kerA coding segment inserted into the chromosome thereof, with the recombinant Bacillus producing greater quantitites of keratinase than a corresponding wild-type Bacillus that does not have the at least one heterologous kerA coding segment inserted into the genome thereof. The Bacillus may be Bacillus licheniformis or Bacillus subtilis, and the the kerA coding segment may be a Bacillus licheniformis or Bacillus subtilis kerA coding segment.
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