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Method and apparatus for detecting biomolecular interactions

  • US 7,142,296 B2
  • Filed: 06/26/2002
  • Issued: 11/28/2006
  • Est. Priority Date: 10/30/2000
  • Status: Expired due to Fees
First Claim
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1. An apparatus for detecting biochemical interactions occurring on a surface of a biosensor, said apparatus comprising:

  • a biosensor comprisina a one- or two-dimensional periodic optical grating for transmitting light therethrough, and wherein a surface thereof receives a biochemical substance to be detected;

    a light source;

    a first optical fiber coupled to said light source, said first optical fiber illuminating said biosensor,a second optical fiber that detects a signal reflected from said surface of said biosensor; and

    a spectrometer for determining spectra of said reflected signal from said biosensor.

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