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METHOD AND DEVICE FOR THE SELECTIVE WITHDRAWAL OF COMPONENTS FROM COMPLEX MIXTURES

  • US 20020073787A1
  • Filed: 03/19/1997
  • Published: 06/20/2002
  • Est. Priority Date: 06/17/1994
  • Status: Active Grant
First Claim
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1. A method for the withdrawal of one or a few components of a system, such as molecules, molecular complexes, vesicles, micelles and/or cells, together with an associated withdrawal volume element, V, with 10

  • 9 l≧

    V≧

    10

    18
    l, from a sample volume containing the components to be withdrawn by transferring the component or components to another environment wherein space and time of the withdrawal are determined by a signal correlating with the component to be withdrawn which signal is established by an optical analytical system, in particular based on confocal laser correlation spectroscopy or near field spectroscopy, which is capable of analyzing specific molecular properties in volume elements as small as 10

    14
    l.

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