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Method for purifying microbeads

  • US 20050221360A1
  • Filed: 03/25/2005
  • Published: 10/06/2005
  • Est. Priority Date: 03/31/2004
  • Status: Abandoned Application
First Claim
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1. A method for purifying a microbead having an immobilized nucleic acid as a target, the method comprising:

  • (a) immobilizing a nucleic acid labeled with at least two labeling substances to a microbead through a covalent bond, wherein at least one of the labeling substances is a detectable labeling substance and another labeling substance is a labeling substance capable of binding to a solid phase that is different from the microbead; and

    (b) binding the microbead having the immobilized nucleic acid to the solid phase that is different from the microbead to isolate the bound microbead.

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