Patents by Inventor Xiaoying Liu

Xiaoying Liu 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).

  • Antagonist peptides to VEGF receptor Flt-1
    Patent number: 7250395
    Abstract: The present invention provides a polypeptide or a pharmacologically acceptable salt thereof comprising one or more, identical or different, amino acid sequences of A-W—H—X1-D-X2-X3-X4-W—W—X5-X6-X7-X8-B (the meaning of each symbol in the formula is defined in the description) and a pharmaceutical composition for treating an angiogenic disease such as a solid tumor comprising said polypeptide. The present invention also relates to a polynucleotide encoding the above-mentioned polypeptide and use of the polynucleotide in gene therapy.
    Type: Grant
    Filed: September 12, 2001
    Date of Patent: July 31, 2007
    Assignee: Beijing Institute for Cancer Research
    Inventors: Chengchao Shou, Hetian Lei, Ping An, Jian Wu, Lin Meng, Xiaoying Liu
  • Antagonist peptides to vegr receptor flt-1
    Publication number: 20050154187
    Abstract: The present invention provides a polypeptide or a pharmacologically acceptable salt thereof comprising one or more, identical or different, amino acid sequences of A-W—H—X1-D-X2-X3-X4-W—W—X5-X6-X7-X8-B (the meaning of each symbol in the formula is defined in the description) and a pharmaceutical composition for treating an angiogenic disease such as a solid tumor comprising said polypeptide. The present invention also relates to a polynucleotide encoding the above-mentioned polypeptide and use of the polynucleotide in gene therapy.
    Type: Application
    Filed: September 12, 2001
    Publication date: July 14, 2005
    Inventors: Chengchao Shou, Hetian Lei, Ping An, Jian Wu, Lin Meng, Xiaoying Liu