U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Methods and kits for performing nucleic acid hybridization assays

Patent 4751177 Issued on June 14, 1988. Estimated Expiration Date: Icon_subject June 14, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Specific DNA probes in diagnostic microbiology
Patent #: 4358535
Issued on: 11/09/1982
Inventor: Falkow ,   et al.

Phosphoramidite compounds and processes
Patent #: 4415732
Issued on: 11/15/1983
Inventor: Caruthers ,   et al.

Detection of microbial nucleic acids by a one-step sandwich hybridization test
Patent #: 4486539
Issued on: 12/04/1984
Inventor: Ranki ,   et al.

Soluble assay Patent #: 4522922
Issued on: 06/11/1985
Inventor: Carro ,   et al.

Inventor

Assignee

Application

No. 06/744509 filed on 06/13/1985

US Classes:

435/6, Involving nucleic acid435/810, PACKAGED DEVICE OR KIT435/814, ENZYME SEPARATION OR PURIFICATION436/501, BIOSPECIFIC LIGAND BINDING ASSAY436/527, Glass or silica436/531, Carrier is synthetic resin436/808, Automated or kit436/824, IMMUNOLOGICAL SEPARATION TECHNIQUES536/24.3, Probes for detection of specific nucleotide sequences or primers for the synthesis of DNA or RNA930/224Herpes related

Examiners

Primary: Marantz, Sidney
Assistant: Wagner, Richard

Attorney, Agent or Firm

International Classes

C12Q 1/68 (20060101)
C12Q 1/70 (20060101)

Abstract

A method for the isolation and quantitative detection of a selected single-stranded target polynucleotide from solution. The target polynucleotide is hybridized in solution to a single-stranded mediator polynucleotide, a probe polynucleotide, and an immobilized polynucleotide sequence. The sequence of the mediator polynucleotide comprises a first sequence complementary to a first portion of the target polynucleotide sequence and a second nucleotide sequence complementary to a portion of a single-stranded immobilized polynucleotide sequence. The probe polynucleotide, which carries a detectable label, is complementary to a second portion of the necleotide sequence of the target. The immobilized polynucleotide is immobilized by attachment to a solid support, and, through hybridization to the mediator polynucleotide, functions to immobilize the entire immobilized polynucleotide/target polynucleotide/probe polynucleotide "sandwich".

Other References

  • Bornkamm et al., Curr. Top. Microbiol. Immunol., 104, 288-298, (1983)
  • Dunn et al., Cell, 12, 23-36, (1977)
  • Ranki et al., Curr. Top. Microbiol. Immunol., 104, 307-318, (1983)
  • Ranki et al., Gene, 21, 77-85, (1983)
  • Wu et al., Proc. Natl. Acad. Sci., (USA), 78, 7059-7063, (1981)
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