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Real time scanning electrophoresis apparatus for DNA sequencing

  • US 4,811,218 A
  • Filed: 06/02/1986
  • Issued: 03/07/1989
  • Est. Priority Date: 06/02/1986
  • Status: Expired due to Term
First Claim
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1. An apparatus for detecting electromagnetic radiation from a plurality of lanes in an electrophoresis system wherein said plurality of lanes are arranged in a planar array comprising:

  • optical means for detecting said radiation at a plurality of wavelengths emanating from said plurality of lanes, comprising;

    collecting means for collecting and focussing said radiation;

    filter means for receiving said radiation from said collecting means and for selectively transmitting said plurality of wavelengths of said radiation received from said collecting means;

    detection means for measuring intensity of radiation received from said filter means;

    stage means for mounting said optical means, and for translating said optical means in a direction parallel to said planar array in order to move said collecting means to receive radiation from said lanes, one lane at a time;

    computer means coupled to said filter means and said stage means for controlling said filter means and said stage means, for receiving intensity data from said detection means, and for correlating said intensity data with corresponding lanes of said electrophoresis system and corresponding wavelengths transmitted by said filter means.

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