Patents by Inventor Guihua Lu

Guihua Lu 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: 20170268017
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring improved drought tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs are disclosed. The recombinant DNA constructs comprise a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotides encode drought tolerance polypeptides.
    Type: Application
    Filed: July 2, 2015
    Publication date: September 21, 2017
    Inventors: GUIHUA LU, YANG GAO, MIN LIU, JUNHUA LIU, GUANFAN MAO, GHANGGUI WANG, WEI WANG, XIPING WANG
  • Publication number: 20170198300
    Abstract: The disclosure discloses isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring improved nitrogen use efficiency and drought tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs. The recombinant DNA constructs comprise a polynucleotide operably linked to a tissue specific or inducible promoter that is functional in a plant, wherein said polynucleotides encode NAC transcription factor polypeptides.
    Type: Application
    Filed: July 2, 2015
    Publication date: July 13, 2017
    Inventors: GUIHUA LU, YANG GAO, CONG LI, GUANFAN MAO, WEI WANG, XIPING WANG, CHANGGUI WANG
  • Publication number: 20170159068
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring improved nitrogen use efficiency and/or drought tolerance and/or cold tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs are disclosed. The recombinant DNA constructs comprise a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotides encode low nitrogen tolerance polypeptides.
    Type: Application
    Filed: July 2, 2015
    Publication date: June 8, 2017
    Inventors: GUIHUA LU, YANG GAO, JUNHUA LIU, GUANFAN MAO, WEI WANG, XIPING WANG, CHANGGUI WANG, CONG LI, HUITING LI
  • Publication number: 20170130242
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring improved nitrogen use efficiency and/or drought stress tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs are disclosed. The recombinant DNA constructs comprise a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotides encode abiotic stress tolerance polypeptides.
    Type: Application
    Filed: July 2, 2015
    Publication date: May 11, 2017
    Applicant: PIONEER OVERSEAS CORPORATION
    Inventors: GUIHUA LU, YANG GAO, CONG LI, JUNHUA LIU, GUANFAN MAO, WEI WANG, XIPING WANG
  • Publication number: 20170121730
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring improved drought tolerance and/or cold tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs are disclosed. The recombinant DNA constructs comprise a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotides encode drought tolerance polypeptides and/or cold tolerance polypeptides.
    Type: Application
    Filed: July 2, 2015
    Publication date: May 4, 2017
    Inventors: GUIHUA LU, YANG GAO, MIN LIU, GUANFAN MAO, CHANGGUI WANG, WEI WANG, XIPING WANG
  • Publication number: 20170088853
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs are useful for conferring drought tolerance and/or improved nitrogen use efficiency. Compositions (such as plants or seeds) comprise these recombinant DNA constructs; and methods utilize these recombinant DNA constructs. The recombinant DNA constructs comprise a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotides encode glutamate receptor polypeptides.
    Type: Application
    Filed: June 19, 2015
    Publication date: March 30, 2017
    Inventors: GUIHUA LU, YANG GAO, JUNHUA LIU, GUANFAN MAO, CHANGGUI WANG, WEI WANG, XIPING WANG
  • Publication number: 20160319296
    Abstract: Isolated polynucleotides and polypeptides, and recombinant DNA constructs useful for conferring drought tolerance; compositions (such as plants or seeds) comprising these recombinant DNA constructs; and methods utilizing these recombinant DNA constructs. The recombinant DNA constructs comprise polynucleotides operably linked to promoters that are functional in a plant, wherein said polynucleotides encode DN-DTP1 polypeptide.
    Type: Application
    Filed: December 17, 2014
    Publication date: November 3, 2016
    Inventors: YANG GAO, JUNHUA LIU, MIN LIU, GUIHUA LU, CHANGGUI WANG, XIPING WANG, MIANXIA XIA, KUN YU
  • Patent number: 8999712
    Abstract: A method for improving the sensitivity of an assay to determine the pathogenicity of a plant root pathogen using a soil amendment is presented. The method involves growing the plant root in the presence of a soil amendment after exposure of the plant root to the pathogen. A method of breeding plants is also provided.
    Type: Grant
    Filed: November 9, 2010
    Date of Patent: April 7, 2015
    Assignee: Pioneer Hi-Bred International Inc.
    Inventors: Guihua Lu, Julie Qi, Jennifer S. Tallman, Xu Hu, Yaxin Li
  • Patent number: 8193411
    Abstract: The invention provides novel molecular genetic markers in soybean, where the markers are useful, for example, in the marker-assisted selection of gene alleles that impart disease-resistance, thereby allowing the identification and selection of a disease-resistant plant. The markers also find use in positional cloning of disease-resistance genes.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: June 5, 2012
    Assignees: Pioneer Hi-Bred International, Inc., Virginia Tech Intellectual Properties, Inc.
    Inventors: Michael Godwin, Feng Han, Alec A. Hayes, Xu Hu, Soon-Chun Jeong, Guihua Lu, M.A. Saghai Maroff
  • Publication number: 20110145953
    Abstract: The invention provides novel molecular genetic markers in soybean, where the markers are useful, for example, in the marker-assisted selection of gene alleles that impart disease-resistance, thereby allowing the identification and selection of a disease-resistant plant. The markers also find use in positional cloning of disease-resistance genes.
    Type: Application
    Filed: February 25, 2011
    Publication date: June 16, 2011
    Inventors: Michael Godwin, Feng Han, Alec A. Hayes, Xu Hu, Soon-Chun Jeong, Guihua Lu, M.A. Saghai Maroof
  • Patent number: 7919675
    Abstract: The invention provides novel molecular genetic markers in soybean, where the markers are useful, for example, in the marker-assisted selection of gene alleles that impart disease-resistance, thereby allowing the identification and selection of a disease-resistant plant. The markers also find use in positional cloning of disease-resistance genes.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: April 5, 2011
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Michael Godwin, Feng Han, Alec A. Hayes, Xu Hu, Soon-Chun Jeong, Guihua Lu, M. A. Saghai Maroof
  • Publication number: 20100132067
    Abstract: The invention provides novel molecular genetic markers in soybean, where the markers are useful, for example, in the marker-assisted selection of gene alleles that impart disease-resistance, thereby allowing the identification and selection of a disease-resistant plant. The markers also find use in positional cloning of disease-resistance genes.
    Type: Application
    Filed: October 1, 2009
    Publication date: May 27, 2010
    Applicants: PIONEER HI-BRED INTERNATIONAL, INC., VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.
    Inventors: MICHAEL GODWIN, FENG HAN, ALEC A. HAYES, XU HU, SOON-CHUN JEONG, GUIHUA LU, M.A. SAGHAI MAROOF
  • Patent number: 7642403
    Abstract: The invention provides novel molecular genetic markers in soybean, where the markers are useful, for example, in the marker-assisted selection of gene alleles that impart disease-resistance, thereby allowing the identification and selection of a disease-resistant plant. The markers also find use in positional cloning of disease-resistance genes.
    Type: Grant
    Filed: August 19, 2005
    Date of Patent: January 5, 2010
    Assignees: Pioneer Hi-Bred International, Inc., Virginia Tech Intellectual Properties, Inc.
    Inventors: Michael Godwin, Feng Han, Alec A. Hayes, Xu Hu, Soon-Chun Jeong, Guihua Lu, M. A. Saghai Maroof
  • Patent number: 7504558
    Abstract: The present invention provides compositions and methods for regulating expression of heterologous nucleotide sequences in a plant. Compositions include a novel nucleotide sequence for a root-preferred and inducible promoter for the gene encoding a soybean ripening-related protein. A method for expressing a heterologous nucleotide sequence in a plant using the promoter sequences disclosed herein is provided. The method comprises stably incorporating into the genome of a plant cell a nucleotide sequence operably linked to the root-preferred promoter of the present invention and regenerating a stably transformed plant that expresses the nucleotide sequence.
    Type: Grant
    Filed: November 3, 2006
    Date of Patent: March 17, 2009
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Xu Hu, Guihua Lu
  • Publication number: 20070192897
    Abstract: The present invention provides compositions and methods for regulating expression of heterologous nucleotide sequences in a plant. Compositions include a novel nucleotide sequence for a root-preferred and inducible promoter for the gene encoding a soybean ripening-related protein. A method for expressing a heterologous nucleotide sequence in a plant using the promoter sequences disclosed herein is provided. The method comprises stably incorporating into the genome of a plant cell a nucleotide sequence operably linked to the root-preferred promoter of the present invention and regenerating a stably transformed plant that expresses the nucleotide sequence.
    Type: Application
    Filed: November 3, 2006
    Publication date: August 16, 2007
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: Xu Hu, Guihua Lu
  • Publication number: 20070162999
    Abstract: Methods and compositions for modulating development and defense responses are provided. Nucleotide sequences encoding maize, soybean, wheat and rice cystatin proteins are provided. The sequences can be used in expression cassettes for modulating development, developmental pathways, and defense responses. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Application
    Filed: February 14, 2007
    Publication date: July 12, 2007
    Inventors: Daniel Altier, Zhongmeng Bao, Guihua Lu, Pedro Navarro Acevedo, Vincent Sewalt, Carl Simmons, Nasser Yalpani
  • Patent number: 7205453
    Abstract: Methods and compositions for modulating development and defense responses are provided. Nucleotide sequences encoding maize, soybean, wheat and rice cystatin proteins are provided. The sequences can be used in expression cassettes for modulating development, developmental pathways, and defense responses. Transformed plants, plant cells, tissues, and seed are also provided.
    Type: Grant
    Filed: September 23, 2004
    Date of Patent: April 17, 2007
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Daniel J. Altier, Zhongmeng Bao, Guihua Lu, Pedro A. Navarro Acevedo, Vincent J. H. Sewalt, Carl R. Simmons, Nasser Yalpani
  • Patent number: 7196247
    Abstract: This invention relates to an isolated isoflavone synthase 1 (IFS1) promoter nucleic acid fragment. The invention also relates to the construction of chimeric genes comprising all or a portion of the IFS1 promoter directing the expression of transgenes, in sense or antisense orientation.
    Type: Grant
    Filed: March 22, 2002
    Date of Patent: March 27, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Joan T. Odell, Xiaodan Yu, Xu Hu, Guihua Lu
  • Patent number: 7193136
    Abstract: The present invention provides compositions and methods for regulating expression of heterologous nucleotide sequences in a plant. Compositions include a novel nucleotide sequence for a root-preferred and inducible promoter for the gene encoding a soybean dirigent protein. A method for expressing a heterologous nucleotide sequence in a plant using the promoter sequences disclosed herein is provided. The method comprises stably incorporating into the genome of a plant cell a nucleotide sequence operably linked to the root-preferred promoter of the present invention and regenerating a stably transformed plant that expresses the nucleotide sequence.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: March 20, 2007
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Xu Hu, Guihua Lu
  • Publication number: 20060212966
    Abstract: The present invention provides compositions and methods for regulating expression of heterologous nucleotide sequences in a plant. Compositions include a novel nucleotide sequence for a root-preferred and inducible promoter for the gene encoding a soybean dirigent protein. A method for expressing a heterologous nucleotide sequence in a plant using the promoter sequences disclosed herein is provided. The method comprises stably incorporating into the genome of a plant cell a nucleotide sequence operably linked to the root-preferred promoter of the present invention and regenerating a stably transformed plant that expresses the nucleotide sequence.
    Type: Application
    Filed: March 21, 2006
    Publication date: September 21, 2006
    Inventors: Xu Hu, Guihua Lu