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Label free biosensors and cells

  • US 8,076,090 B2
  • Filed: 04/05/2006
  • Issued: 12/13/2011
  • Est. Priority Date: 04/05/2005
  • Status: Active Grant
First Claim
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1. A method to test the effect of a stimulatory event on a cell comprising:

  • providing a RWG (Resonant Wave Guide Grating) label-free biosensor;

    incubating a cell on the biosensor;

    providing a stimulatory event to the incubated cell;

    collecting from within the cell, at the cell surface, or a combination thereof, the DMR (Directional Mass Redistribution) biosensor output from the biosensor; and

    analyzing said DMR to determine the effect of the stimulatory event on the cell.

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