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CLARIFICATION OF TRANSGENIC MILK USING DEPTH FILTRATION

  • US 20100056757A1
  • Filed: 04/03/2009
  • Published: 03/04/2010
  • Est. Priority Date: 02/16/2006
  • Status: Abandoned Application
First Claim
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1. A method for separating a protein of interest from a feedstream, comprising:

  • (a) filtering said feedstream by a depth filtration process that separates said protein of interest from said feedstream on the basis of size;

    (b) performing a viral inactivation step that inactivates at least 90% of viral particles or fragments;

    (c) performing an aseptic filtration step for the filtered feedstream; and

    ,(d) clarifying the remaining material through additional downstream processingwherein material that is retained by a filter during the depth filtration process is trapped both upon a surface of the filter and within a matrix of the filter.

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