Methods of purifying polypeptides

Methods of purifying polypeptides

  • CN 102,905,718 A
  • Filed: 05/25/2011
  • Published: 01/30/2013
  • Est. Priority Date: 05/25/2010
  • Status: Active Application
First Claim
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1. be used for from the method for the compositions purified polypeptide that comprises polypeptide and at least a pollutant, wherein, described method comprises (i) or (ii):

  • The sequential steps of the compositions application of sample that (i) (a) described compositions application of sample to the cation exchange material and (b) will be reclaimed from described cation exchange material by the application of sample density that is higher than about 150g/L cation exchange material to the mixed type material;

    Or(ii) (a) with described compositions application of sample to the mixed type material and (b) by the sequential steps of the application of sample density that is higher than about 150g/L cation exchange material on will be from the compositions application of sample of mixed type material recovery to cation exchange material.

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