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Solid phase system for sequential reactions

  • US 5,437,979 A
  • Filed: 08/24/1992
  • Issued: 08/01/1995
  • Est. Priority Date: 07/24/1989
  • Status: Expired due to Term
First Claim
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1. A method for performing a sequential series of reactions on a chemical species, said method comprising:

  • (a) immobilizing said chemical species on a solid support retained in a pipette tip mounted on an automated apparatus which is programmable to draw reactants into said pipette tip from receptacles at preselected locations and to expel reactants from said pipette tip in accordance with a preselected time sequence;

    (b) placing said reactants in liquid form in said receptacles; and

    (c) causing said apparatus to draw said reagents into said pipette tip in accordance with a preselected sequence to contact said chemical species so immobilized, thereby causing said sequential series of reactions to occur.

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