Patents by Inventor Kiyoshi Zaitsu

Kiyoshi Zaitsu 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).

  • Evaluation/screening method for diseases associated with D-amino acid utilizing DAO1-/-mouse
    Patent number: 8592642
    Abstract: Disclosed is an evaluation method which can rapidly discriminate a Dao?/? homozygote from a large number of animals produced in a mating experiment between a DAO enzyme deficient mouse and other disease model mice, to rapidly perform a quantitative measurement of the D-amino acids contained in a large number of samples. The invention provides a method for evaluating the effect of a test condition on a mouse tissue, or cultured tissue cells derived from the tissue. The method comprises the steps of: providing a Dao1?/? mouse or the like; exposing the tissue from the Dao1?/? mouse or the like, to the test condition; and analyzing the effect of exposing the tissue from the Dao1?/? mouse or the like, to the test condition.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: November 26, 2013
    Assignees: Kyushu University, National University Corporation, Shiseido Company, Ltd.
    Inventors: Kenji Hamase, Kiyoshi Zaitsu, Masashi Mita, Yutaka Ashida, Yousuke Toujo
  • EVALUATION/SCREENING METHOD FOR DISEASES ASSOCIATED WITH D-AMINO ACID UTILIZING DA01-/-MOUSE
    Publication number: 20110217707
    Abstract: Disclosed is an evaluation method which can rapidly discriminate a Dao?/? homozygote from a large number of animals produced in a mating experiment between a DAO enzyme deficient mouse and other disease model mice, to rapidly perform a quantitative measurement of the D-amino acids contained in a large number of samples. The invention provides a method for evaluating the effect of a test condition on a mouse tissue, or cultured tissue cells derived from the tissue. The method comprises the steps of: providing a Dao1?/? mouse or the like; exposing the tissue from the Dao1?/? mouse or the like, to the test condition; and analyzing the effect of exposing the tissue from the Dao1?/? mouse or the like, to the test condition.
    Type: Application
    Filed: July 31, 2009
    Publication date: September 8, 2011
    Applicants: Kyushu University, National University Corporation, Shiseido Company Ltd
    Inventors: Kenji Hamase, Kiyoshi Zaitsu, Masashi Mita, Yutaka Ashida, Yousuke Toujo