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Multi-enzyme product with glucoamylase, proteolytic and xylanase activities and method for producing same by solid state fermentation of wheat bran with aspergillus niger

  • US 20020037342A1
  • Filed: 07/24/2001
  • Published: 03/28/2002
  • Est. Priority Date: 01/25/1999
  • Status: Active Grant
First Claim
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1. Multi-enzyme product exhibiting glucoamylase, proteolytic and xylanase activities, characterized in that it consists of wheat bran fermented with an Aspergillus niger strain, said enzymatic glucoamylase, proteolytic and xylanase activities being present at the following minimum values:

  • glucoamylase;

    at least 100 GU per gram of dry matter, proteolytic;

    at least 100 PU per gram of dry matter, xylanase;

    at least 100 XU per gram of dry matter, provided that at least one of the following conditions is satisfied;

    the glucoamylase activity is at least 750 GU per gram of dry matter, the xylanase activity is at least 300 XU per gram of dry matter.

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