Patents Assigned to TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES
  • Publication number: 20240034787
    Abstract: The present invention relates to an optic nerve protecting agent containing an anti-low density lipoprotein receptor-related protein 1 (LRP1) antibody or an anti-LRP1 antibody fragment.
    Type: Application
    Filed: November 26, 2021
    Publication date: February 1, 2024
    Applicants: TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES, NATIONAL INSTITUTES OF BIOMEDICAL INNOVATION, HEALTH AND NUTRITION
    Inventors: Hideki Hayashi, Norio Takagi, Yamato Kikkawa, Haruhiko Kamada, Satoshi Nagata
  • Publication number: 20240024266
    Abstract: [Problem] To develop novel therapeutic agents for viral diseases such as coronavirus infections. [Solution] The present invention provides a therapeutic or prophylactic agent for viral diseases containing a compound with inhibitory activity against the function of Pin1 or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: November 16, 2021
    Publication date: January 25, 2024
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Takemasa Sakaguchi, Takeshi Yamamotoya, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe, Jeffrey Encinas
  • Patent number: 11807612
    Abstract: The aim is to provide a novel compound that can luminesce with high brightness and be used as a luminescent substrate in a firefly bioluminescence system. Provided is a heterocyclic compound, or salt thereof, represented by the following general formula (1): [R1, R2, and R3 are independently hydrogen or an alkyl group having a carbon number of 1-4, with provisos that R1 and R2 are optionally bonded to form a ring and that one of R1 and R2 is optionally bonded to Y1 to form a ring; X is S, O, NR4, or CH2, and Y1 and Y2 are independently N or CR4, where each R4 is independently hydrogen, an alkyl group having a carbon number of 1-4, an alkenyl group having a carbon number of 2-4, or an acyl group having a carbon number of 2-4; n is an integer of 0-4].
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: November 7, 2023
    Assignees: The University of Electro-Communications, TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES
    Inventors: Shojiro Maki, Nobuo Kitada, Ryohei Moriya, Hiroshi Aoyama, Ryosuke Ijuin
  • Publication number: 20230192635
    Abstract: The aim is to provide a novel compound that can luminesce with high brightness and be used as a luminescent substrate in a firefly bioluminescence system. Provided is a heterocyclic compound, or salt thereof, represented by the following general formula (1): [R1, R2, and R3 are independently hydrogen or an alkyl group having a carbon number of 1-4, with provisos that R1 and R2 are optionally bonded to form a ring and that one of R1 and R2 is optionally bonded to Y1 to form a ring; X is S, O, NR4, or CH2, and Y1 and Y2 are independently N or CR4, where each R4 is independently hydrogen, an alkyl group having a carbon number of 1-4, an alkenyl group having a carbon number of 2-4, or an acyl group having a carbon number of 2-4; n is an integer of 0-4].
    Type: Application
    Filed: June 29, 2021
    Publication date: June 22, 2023
    Applicants: The University of Electro-Communications, TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES
    Inventors: Shojiro MAKI, Nobuo KITADA, Ryohei MORIYA, Hiroshi AOYAMA, Ryosuke IJUIN
  • Publication number: 20230133581
    Abstract: [Problem] To develop a group of novel compounds with an inhibitory activity against the function of Pin1 so as to use them as candidate compounds for medicaments.
    Type: Application
    Filed: March 9, 2021
    Publication date: May 4, 2023
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Publication number: 20230127046
    Abstract: A compound represented by the general formula (I) given below or a pharmacologically acceptable salt thereof has been found to have a strong G9a inhibitory effect. The compound (I) or the pharmacologically acceptable salt thereof inhibits G9a and thereby has high usefulness for the treatment, prevention or suppression of various pathological conditions (proliferative disease such as cancer, ?-globin abnormality, fibrosis, pain, neurodegenerative disease, Prader-Willi syndrome, malaria, viral infection, myopathy, autism, etc.).
    Type: Application
    Filed: November 26, 2020
    Publication date: April 27, 2023
    Applicants: RIKEN, TOKYO UNIVERSITY OF PHARMACY AND LIFE SCIENCES, MICROBIAL CHEMISTRY RESEARCH FOUNDATION
    Inventors: Tatsunobu SUMIYA, Yosuke NISHIGAYA, Ryosuke NAMIE, Noriaki HASHIMOTO, Akihiro ITO, Fumiyuki SHIRAI, Ko KIKUZATO, Minoru YOSHIDA
  • Patent number: 11566047
    Abstract: Provided is a peptide having a short chain length, for example, having the number of amino acid residues of 20 or less and having a high myostatin inhibitory activity. The present invention is a peptide comprising an amino acid sequence represented by Formula (1) in the specification and having the number of amino acid residues of 20 or less.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: January 31, 2023
    Assignee: TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES
    Inventors: Yoshio Hayashi, Kentaro Takayama, Yoichi Negishi
  • Patent number: 11504379
    Abstract: The purpose of the invention is to develop, as drug-candidate compounds, a group of novel compounds having the activity of inhibiting functions of Pin1. The invention provides: a compound represented by formula (I) or a salt thereof; and a Pin1 inhibitor, a pharmaceutical composition, a therapeutic or prophylactic agent for inflammatory diseases, a therapeutic or prophylactic agent for cancer, and a therapeutic or prophylactic agent for adiposity that use said compound/salt.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: November 22, 2022
    Assignees: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Publication number: 20220276231
    Abstract: The present invention provides a method for quantitatively detecting ?-1,3-1,6-glucan separately from ?-1,3-glucan and ?-1,3-1,4-glucan. The present invention is a method for measuring ?-1,3-1,6-glucan, the method including: a step for mixing ?-glucan in a test sample, a molecule that specifically binds to a ?-(1?3) bond, and a molecule that specifically binds to a ?-(1?6) bond to form a complex containing the molecule that specifically binds to a ?-(1?3) bond and the molecule that specifically binds to a ?-(1?6) bond; a step for detecting the complex; and a step for measuring the amount of ?-1,3-1,6-glucan in the test sample, on the basis of the results of the detection.
    Type: Application
    Filed: May 18, 2022
    Publication date: September 1, 2022
    Applicants: OLYMPUS CORPORATION, Tokyo University of Pharmacy & Life Sciences
    Inventors: Hidetaka NAKATA, Yoshiyuki ADACHI, Kenichi ISHIBASHI, Daisuke YAMANAKA, Naohito OHNO
  • Publication number: 20220226479
    Abstract: There is provided technology for promoting permeation of a substance into a cell layer. Provided is a cell layer permeation promoter comprising a compound represented by general formula (1). Also provided is a composition for facilitating drug absorption that contains the cell layer permeation promoter, said composition being for facilitating absorption of a drug into a living body. Also provided is a pharmaceutical composition that contains the cell layer permeation promoter and furthermore contains a drug to be absorbed into a living body.
    Type: Application
    Filed: March 19, 2020
    Publication date: July 21, 2022
    Applicants: University of Tsukuba, Tokyo University of Pharmacy and Life Sciences
    Inventors: Takeo USUI, Yoko NAGUMO, Minagi MUKAIYAMA, Yoshio HAYASHI, Atsuhiko TANIGUCHI, Chihiro UCHIYAMA
  • Patent number: 11345914
    Abstract: This is to provide a composition for delivering a nucleic acid and a nucleic acid-containing composition which ensure stability of a nucleic acid drug, have a high intracellular introduction rate, can efficiently express the function of a nucleic acid drug, and have low cytotoxicity. Disclosed is a composition for delivering a nucleic acid and a nucleic acid-containing composition each comprises a block copolymer in which a polyethylene glycol segment and a hydrophobic polyester segment are linked, and a peptide having 4 to 30 residues containing at least one selected from the group consisting of arginine and lysine.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: May 31, 2022
    Assignee: TOKYO UNIVERSITY OF PHARMACY AND LIFE SCIENCES
    Inventors: Takanori Kanazawa, Yuuki Takashima, Hisako Ibaraki, Shunsuke Shiraishi, Ei Nakata, Yusuke Iriyama, Keiichiro Otsuka
  • Patent number: 11203565
    Abstract: An object of the present invention is to develop a therapeutic agent for an inflammatory disease such as an inflammatory bowel disease or NASH, which therapeutic agent shows less side effects and high effectiveness. The present invention provides a compound represented by Formula (I) or a salt thereof; and a Pin1 inhibitor, a pharmaceutical composition, a therapeutic agent or a prophylactic agent for an inflammatory disease, and a therapeutic agent or a prophylactic agent for colon cancer, containing the compound.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: December 21, 2021
    Assignees: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Patent number: 11071738
    Abstract: The purpose of the invention is to develop a novel therapeutic agent for fatty liver diseases such as NASH or NAFLD. The invention provides a therapeutic or prophylactic agent for fatty liver diseases that comprises, as an active ingredient, a compound represented by formula (I) or a pharmaceutically acceptable salt thereof. The invention also provides a therapeutic or prophylactic agent for adiposity that comprises, as an active ingredient, a compound represented by formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: July 27, 2021
    Assignees: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Publication number: 20210115440
    Abstract: This is to provide a composition for delivering a nucleic acid and a nucleic acid-containing composition which ensure stability of a nucleic acid drug, have a high intracellular introduction rate, can efficiently express the function of a nucleic acid drug, and have low cytotoxicity. Disclosed is a composition for delivering a nucleic acid and a nucleic acid-containing composition each comprises a block copolymer in which a polyethylene glycol segment and a hydrophobic polyester segment are linked, and a peptide having 4 to 30 residues containing at least one selected from the group consisting of arginine and lysine.
    Type: Application
    Filed: July 11, 2018
    Publication date: April 22, 2021
    Applicant: TOKYO UNIVERSITY OF PHARMACY AND LIFE SCIENCES
    Inventors: Takanori KANAZAWA, Yuuki TAKASHIMA, Hisako IBARAKI, Shunsuke SHIRAISHI, Ei NAKATA, Yusuke IRIYAMA, Keiichiro OTSUKA
  • Publication number: 20200383967
    Abstract: The purpose of the invention is to develop, as drug-candidate compounds, a group of novel compounds having the activity of inhibiting functions of Pin1. The invention provides: a compound represented by formula (I) or a salt thereof; and a Pin1 inhibitor, a pharmaceutical composition, a therapeutic or prophylactic agent for inflammatory diseases, a therapeutic or prophylactic agent for cancer, and a therapeutic or prophylactic agent for adiposity that use said compound/salt.
    Type: Application
    Filed: August 6, 2018
    Publication date: December 10, 2020
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Publication number: 20200383989
    Abstract: The purpose of the invention is to develop a novel therapeutic agent for fatty liver diseases such as NASH or NAFLD. The invention provides a therapeutic or prophylactic agent for fatty liver diseases that comprises, as an active ingredient, a compound represented by formula (I) or a pharmaceutically acceptable salt thereof. The invention also provides a therapeutic or prophylactic agent for adiposity that comprises, as an active ingredient, a compound represented by formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: August 6, 2018
    Publication date: December 10, 2020
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Publication number: 20200383987
    Abstract: The purpose of the invention is to develop, as drug-candidate compounds, a group of novel compounds having the activity of inhibiting functions of Pin1. The invention provides: a compound represented by formula (I) or a salt thereof; and a Pin1 inhibitor, a pharmaceutical composition, a therapeutic or prophylactic agent for inflammatory diseases, a therapeutic or prophylactic agent for cancer, and a therapeutic or prophylactic agent for adiposity that use said compound/salt.
    Type: Application
    Filed: August 6, 2018
    Publication date: December 10, 2020
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe
  • Patent number: 10829512
    Abstract: The present invention provides a means capable of selectively introducing a disulfide bond with respect to two free thiol groups located in a molecule of an organic compound such as a peptide, or the like, in a short time by a simple treatment and also by a chemically stable method. A nitrogen-containing compound represented by Chemical Formula 1 below or a salt thereof: The symbols shown in Chemical Formula 1 are the same as defined in the specification.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: November 10, 2020
    Assignees: Tokyo University of Pharmacy & Life Sciences, Kokusan Chemical Co., Ltd.
    Inventors: Yoshio Hayashi, Akihiro Taguchi, Kentaro Fukumoto
  • Patent number: 10550153
    Abstract: To provide a peptide that selectively activates type 2 neuromedin U receptor and is chemically stable under physiological conditions. A peptide represented by Formula (1) described in the specification.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: February 4, 2020
    Assignees: TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, KYOTO PHARMACEUTICAL UNIVERSITY
    Inventors: Yoshio Hayashi, Kentaro Takayama, Mikiya Miyazato, Kenji Kangawa, Kenji Mori, Akira Yamamoto, Toshiyasu Sakane
  • Publication number: 20190382330
    Abstract: An object of the present invention is to develop a therapeutic agent for an inflammatory disease such as an inflammatory bowel disease or NASH, which therapeutic agent shows less side effects and high effectiveness. The present invention provides a compound represented by Formula (I) or a salt thereof; and a Pin1 inhibitor, a pharmaceutical composition, a therapeutic agent or a prophylactic agent for an inflammatory disease, and a therapeutic agent or a prophylactic agent for colon cancer, containing the compound.
    Type: Application
    Filed: November 29, 2017
    Publication date: December 19, 2019
    Applicants: Hiroshima University, Tokyo University of Pharmacy & Life Sciences, The University of Tokyo
    Inventors: Tomoichiro Asano, Yusuke Nakatsu, Hisanaka Ito, Takayoshi Okabe