Patents by Inventor Keith S. Lowe

Keith S. Lowe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20130254935
    Abstract: Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Application
    Filed: March 8, 2013
    Publication date: September 26, 2013
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: William J. Gordon-Kamm, Timothy G. Helentjaris, Keith S. Lowe, Bo Shen, Mitchell C. Tarczynski (Deceased), Peizhong Zheng
  • Patent number: 8420893
    Abstract: Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: April 16, 2013
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Timothy G. Helentjaris, Keith S. Lowe, Bo Shen, Mitchell C. Tarczynski, Peizhong Zheng
  • Patent number: 8383891
    Abstract: This invention relates to isolated polynucleotides encoding WUS polypeptides. The invention further provides isolated WUS polypeptides. The invention also provides methods of using the polynucleotides to modulate the level of WUS, improve transformation efficiency, to stimulate plant cell growth, including stem cells, to stimulate organogenesis, to stimulate somatic embryogenesis, to induce apomixis, and to provide a positive selection for cells comprising the polynucleotide. The invention also relates to cells, plants and seeds comprising the polynucleotides of the invention or produced by the methods of the invention.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: February 26, 2013
    Assignees: E.I. du Pont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: Rebecca E. Cahoon, William James Gordon-Kamm, Keith S. Lowe, Christopher Jay Scelonge, Yumin Tao
  • Patent number: 8080647
    Abstract: Compositions and methods relating to the use of tetracycline repressor in plants are provided. Compositions include a polynucleotide modified for expression in a plant, wherein the polynucleotide encodes a tetracycline repressor protein, as well as constructs, vectors, cells, plants and seeds comprising the polynucleotide, an/or produced by the methods. Also provided are methods to provide tetracycline repressor to a cell, and to regulate expression of a polynucleotide of interest in a cell, including a plant cell.
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: December 20, 2011
    Assignee: Pioneer Hi Bred International Inc
    Inventors: William J. Gordon-Kamm, Keith S. Lowe, Christopher J. Scelonge, Carl R. Simmons, Aurélie Morin, Lawrence R. Stiner
  • Publication number: 20110287936
    Abstract: Compositions and methods relating to the use of sulfonylurea-mediated control of gene expression are provided. Compositions include sulfonylurea responsive chemical switches wherein the gene expression is regulated by a sulfonylurea compound. Compositions also include polynucleotides encoding the polypeptides as well as constructs, vectors, prokaryotic and eukaryotic cells, and eukaryotic organisms including plants and seeds comprising the polynucleotide, and/or produced by the methods. Also provided are methods to regulate expression of a polynucleotide of interest in a cell or organism, and methods to modify a genome, including in a plant or plant cell.
    Type: Application
    Filed: April 14, 2011
    Publication date: November 24, 2011
    Applicants: E.I. duPont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: Jin Fang, William J. Gordon-Kamm, Keith S. Lowe, Kevin E. McBride, Brian McGonigle, Carl R. Simmons
  • Publication number: 20110258741
    Abstract: This invention relates to isolated polynucleotides encoding WUS polypeptides. The invention further provides isolated WUS polypeptides. The invention also provides methods of using the polynucleotides to modulate the level of WUS, improve transformation efficiency, to stimulate plant cell growth, including stem cells, to stimulate organogenesis, to stimulate somatic embryogenesis, to induce apomixis, and to provide a positive selection for cells comprising the polynucleotide. The invention also relates to cells, plants and seeds comprising the polynucleotides of the invention or produced by the methods of the invention.
    Type: Application
    Filed: June 24, 2011
    Publication date: October 20, 2011
    Applicants: PIONEER HI-BRED INTERNATIONAL INC., E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Rebecca E. Cahoon, Keith S. Lowe, William J. Gordon-Kamm, Yumin Tao, Christopher J. Scelonge
  • Patent number: 7994391
    Abstract: This invention relates to isolated polynucleotides encoding WUS polypeptides. The invention further provides isolated WUS polypeptides. The invention also provides methods of using the polynucleotides to modulate the level of WUS, improve transformation efficiency, to stimulate plant cell growth, including stem cells, to stimulate organogenesis, to stimulate somatic embryogenesis, to induce apomixis, and to provide a positive selection for cells comprising the polynucleotide. The invention also relates to cells, plants and seeds comprising the polynucleotides of the invention or produced by the methods of the invention.
    Type: Grant
    Filed: January 23, 2008
    Date of Patent: August 9, 2011
    Assignees: E. I. du Pont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: Rebecca E. Cahoon, William James Gordon-Kamm, Yumin Tao, Keith S. Lowe, Christopher Jay Scelonge
  • Publication number: 20110167516
    Abstract: Compositions and methods are provided for the introduction and the regulated expression of genes in plants. Compositions include promoter constructs that provide a level of activity useful for the regulated expression of site-specific recombinases, while avoiding premature excision. Further provided are isolated polynucleotides encoding novel babyboom polypeptides, expression cassettes, and plants comprising the same. Methods for the introduction of genes into plants are provided, including methods for plastid transformation and methods for the transformation of tissues from mature seeds and leaves.
    Type: Application
    Filed: December 30, 2010
    Publication date: July 7, 2011
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Theodore M. Klein, Keith S. Lowe, Kevin E. McBride, Christopher J. Scelonge, Bing-Bing Wang, Ning Wang, Xinli E. Wu
  • Publication number: 20110167522
    Abstract: The invention provides isolated polynucleotides, specifically Cyclin D polynucleotides, and their encoded proteins that are involved in cell cycle regulation. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions. The present invention provides methods and compositions relating to altering cell cycle protein content and/or composition of plants for the purpose of increasing transformation efficiency.
    Type: Application
    Filed: July 28, 2010
    Publication date: July 7, 2011
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: Keith S. Lowe, Yumin Tao, William J. Gordon-Kamm, Carolyn A. Gregory, John A. McElver, George J. Hoerster, Sheila E. Maddock
  • Publication number: 20110165679
    Abstract: A variety of methods and compostions are provided, including methods and compositions for targeted modification of a specific target site in a cell or organism, methods for integrating polynucleotides of interest, methods to assess promoter activity, directly select transformed organisms, minimize or eliminate expression resulting from random integration into the genome of an organism, such as a plant, remove polynucleotides of interest, combine multiple transfer cassettes, invert or excise a polynucleotide, silence a gene, and identify and/or characterize transcriptional regulating regions. The methods involve the introduction of a cell proliferation factor and a double-strand break-inducing enzyme into an organism.
    Type: Application
    Filed: December 30, 2010
    Publication date: July 7, 2011
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Keith S. Lowe, David J. Peterson, Christopher J. Scelonge, Grace M. St. Clair, Bing-Bing Wang
  • Patent number: 7897383
    Abstract: Recombinant constructs useful for reducing the expression of endogenous mRNA and any substantially similar endogenous mRNA are disclosed. In particular, a recombinant construct comprising, inter alia, a suitable nucleic acid sequence and its reverse complement can be used to alter the expression of any homologous, endogenous RNA (i.e., the target RNA) which is in proximity to this suitable nucleic acid sequence.
    Type: Grant
    Filed: October 23, 2008
    Date of Patent: March 1, 2011
    Assignees: E. I. du Pont de Nemours and Company, Pioneer Hi-Bred International
    Inventors: Anthony J. Kinney, Kimberly F. Glassman, William James Gordon-Kamm, Keith S. Lowe, Scott E. Nichols, Kevin L. Stecca
  • Publication number: 20110010795
    Abstract: Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Application
    Filed: July 15, 2009
    Publication date: January 13, 2011
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Timothy G. Helentjaris, Keith S. Lowe, Bo Shen, Mitchell C. Tarczynski, Peizhong Zheng
  • Publication number: 20100285591
    Abstract: The invention provides isolated polynucleotides, specifically Cyclin D polynucleotides, and their encoded proteins that are involved in cell cycle regulation. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions. The present invention provides methods and compositions relating to altering cell cycle protein content and/or composition of plants for the purpose of increasing transformation efficiency.
    Type: Application
    Filed: July 27, 2010
    Publication date: November 11, 2010
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: Keith S. Lowe, Yumin Tao, William J. Gordon-Kamm, Carolyn A. Gregory, John A. McElver, George J. Hoerster, Sheila E. Maddock
  • Patent number: 7799566
    Abstract: The invention provides isolated polynucleotides, specifically Cyclin D polynucleotides, and their encoded proteins that are involved in cell cycle regulation. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions. The present invention provides methods and compositions relating to altering cell cycle protein content and/or composition of plants for the purpose of increasing transformation efficiency.
    Type: Grant
    Filed: November 16, 2006
    Date of Patent: September 21, 2010
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Keith S. Lowe, Yumin Tao, William J. Gordon-Kamm, Carolyn A. Gregory, John A. McElver, George J. Hoerster, Sheila E. Maddock
  • Publication number: 20100100981
    Abstract: This invention relates to isolated polynucleotides encoding WUS polypeptides. The invention further provides isolated WUS polypeptides. The invention also provides methods of using the polynucleotides to modulate the level of WUS, improve transformation efficiency, to stimulate plant cell growth, including stem cells, to stimulate organogenesis, to stimulate somatic embryogenesis, to induce apomixis, and to provide a positive selection for cells comprising the polynucleotide. The invention also relates to cells, plants and seeds comprising the polynucleotides of the invention or produced by the methods of the invention.
    Type: Application
    Filed: January 23, 2008
    Publication date: April 22, 2010
    Applicants: PIONEER HI-BRED INTERNATIONAL INC., E.I. DUPONT DE NEMOURS & COMPANY
    Inventors: Rebecca E. Cahoon, Keith S. Lowe, William J. Gordon-Kamm, Yumin Tao, Christopher J. Scelonge
  • Publication number: 20090328252
    Abstract: Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Application
    Filed: July 15, 2009
    Publication date: December 31, 2009
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Timothy G. Helentjaris, Keith S. Lowe, Bo Shen, Mitchell C. Tarczynski, Peizhong Zheng
  • Patent number: 7579529
    Abstract: Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: August 25, 2009
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: William J. Gordon-Kamm, Timothy G. Helentjaris, Keith S. Lowe, Bo Shen, Mitchell C. Tarczynski, Peizhong Zheng
  • Patent number: 7569746
    Abstract: The invention relates to the use of a modified Agrobacterium to deliver proteins directly to plant cells. Proteins of interest are delivered to the plant host in the form of a fusion protein with the Agrobacterium virulence protein VirF. Nucleotide sequences encoding such fusion proteins of VirF and a protein of interest are provided. Also provided are bacteria modified to comprise such fusion proteins of VirF and a protein of interest. Methods of introducing such fusion proteins into a plant host are provided. The invention finds use in facilitating plant transformation and particularly in the bio-engineering of desirable traits into crop plants.
    Type: Grant
    Filed: August 6, 2004
    Date of Patent: August 4, 2009
    Assignees: Pioneer Hi-Bred International, Inc., Purdue Research Foundation
    Inventors: Matthew A. Bailey, Stanton B. Gelvin, Saikat Bhattacharjee, William J. Gordon-Kamm, Keith S. Lowe, Yumin Tao
  • Publication number: 20090142829
    Abstract: Recombinant constructs useful for reducing the expression of endogenous mRNA and any substantially similar endogenous mRNA are disclosed. In particular, a recombinant construct comprising, inter alia, a suitable nucleic acid sequence and its reverse complement can be used to alter the expression of any homologous, endogenous RNA (i.e., the target RNA) which is in proximity to this suitable nucleic acid sequence.
    Type: Application
    Filed: October 23, 2008
    Publication date: June 4, 2009
    Inventors: Kimberly F. Glassman, William J. Gordon-Kamm, Anthony J. Kinney, Keith S. Lowe, Scott E. Nichols, Kevin L. Stecca
  • Patent number: 7432418
    Abstract: The present invention provides compositions and methods for regulating expression of isolated nucleotide sequences in a plant. The compositions are novel nucleic acid sequences for callus-tissue and seed embryo-preferred regulatory sequences. Methods for expressing an isolated nucleotide sequence in a plant or callus tissue using the regulatory sequences are also provided. The methods comprise transforming a plant cell to contain an isolated nucleotide sequence operably linked to the regulatory sequences of the present invention and regenerating a stably transformed plant or callus tissue from the transformed plant cell.
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: October 7, 2008
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Shane E. Abbitt, William J. Gordon-Kamm, Keith S. Lowe