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Biosensor array comprising cell populations confined to microcavities

  • US 6,377,721 B1
  • Filed: 03/02/1999
  • Issued: 04/23/2002
  • Est. Priority Date: 03/02/1998
  • Status: Expired due to Term
First Claim
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1. A biosensor for detecting the response of individual cells to at least one analyte of interest comprising:

  • a) a substrate comprising a plurality of wells; and

    b) a population of cells comprising at least a first and second subpopulation, each cell dispersed into a different well, wherein each subpopulation is encoded with at least one optically interrogatable material.

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