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Measurement method using biosensor

  • US 7,470,549 B2
  • Filed: 05/26/2005
  • Issued: 12/30/2008
  • Est. Priority Date: 05/26/2004
  • Status: Active Grant
First Claim
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1. A method for measuring the interaction of a physiologically active substance with a test substance and for measuring the biological activity of the physiologically active substance in the presence of the test substance using a biosensor, said method comprising:

  • (1) contacting at least one test substance with a biosensor comprising a physiologically active substance immobilized on a substrate;

    (2) detecting or measuring the interaction between the physiologically active substance and said at least one test substance; and

    (3) measuring the biological activity of the physiologically active substance in the presence of said at least one test substance,wherein, the detection and measurement of said at least one test substance interacting with said physiologically active substance and the measurement of the biological activity of said physiologically active substance are carried out in different steps.

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