U.S. patents available from 1976 to present.
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Insect retinoid-like receptor compositions and methods

Patent 5688691 Issued on November 18, 1997. Estimated Expiration Date: Icon_subject June 5, 2015. 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.

Inventors

Application

No. 464272 filed on 06/05/1995

US Classes:

435/348, Insect cell, per se435/69.1, Recombinant DNA technique included in method of making a protein or polypeptide435/252.3, Transformants (e.g., recombinant DNA or vector or foreign or exogenous gene containing, fused bacteria, etc.)435/320.1, VECTOR, PER SE (E.G., PLASMID, HYBRID PLASMID, COSMID, VIRAL VECTOR, BACTERIOPHAGE VECTOR, ETC.) BACTERIOPHAGE VECTOR, ETC.)435/325, ANIMAL CELL, PER SE (E.G., CELL LINES, ETC.); COMPOSITION THEREOF; PROCESS OF PROPAGATING, MAINTAINING OR PRESERVING AN ANIMAL CELL OR COMPOSITION THEREOF; PROCESS OF ISOLATING OR SEPARATING AN ANIMAL CELL OR COMPOSITION THEREOF; PROCESS OF PREPARING A COMPOSITION CONTAINING AN ANIMAL CELL; CULTURE MEDIA THEREFORE536/23.5, Encodes an animal polypeptide536/24.31Probes for detection of animal nucleotide sequences

Examiners

Primary: Sisson, Bradley L.

Attorney, Agent or Firm

International Classes

C12N 001/20
C12N 015/00
C07H 021/04

Abstract

The present invention relates to the discovery of novel insect receptor polypeptides, which, when complexed with certain ligands, or otherwise activated by certain compounds, modulate transcription of certain genes by binding to cognate response elements associated with the promoters of the genes. The novel receptors of the invention are substantially similar to previously discovered mammalian receptors which are activated to modulate transcription of certain genes in cells, when the cells are exposed to retinoic acid. The invention provides DNAs encoding the novel receptors, including expression vectors for expression of the receptors in cells; cells transformed with such expression vectors; cells co-transformed with such expression vectors and with reporter vectors to monitor activation of the receptors to modulate transcription, when the cells are exposed to ligand for the invention receptor; and methods of using such co-transformed cells in screening for compounds which are capable of leading to activation of the receptors and for compounds which are capable of interfering with such activation and, as such, are potentially potent insecticides. The invention also provides DNA and RNA probes for identifying DNA's encoding related receptors, of insects and other animals, of the class, to which the novel receptors of the invention belong.

Other References

  • Oro, et al., Nature, vol. 347, 20 Sep. 1990, pp. 298-301
  • Sequence Comparison, Citing Oro, et al., Nature, vol. 347, 20 Sep. 1990, 298-301
  • Boehringer Mannheim Biochemicals, Reagents for Molecular Biology, p. 261, 199
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