Patents Assigned to Kumamoto University
  • Patent number: 10765094
    Abstract: The present invention provides a method for detection of an inflammatory reaction, which comprises using a transformant or transgenic non-human animal transfected with a vector comprising a promoter for a gene encoding an inflammatory cytokine, a gene encoding a reporter protein, a gene encoding the inflammatory cytokine, and a gene encoding a proteolytic signal sequence to thereby detect an inflammatory reaction induced upon inflammatory stimulation in the transformant or in the transgenic non-human animal.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: September 8, 2020
    Assignees: TRANSGENIC INC., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY, NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY
    Inventors: Kenichi Yamamura, Takao Iwawaki, Daisuke Oikawa, Tomoo Ishikawa
  • Publication number: 20200261584
    Abstract: To provide a protein preparation which enables reduction of aggregation and a stable long-time preservation, in a protein preparation having a high concentration or a protein preparation susceptible to aggregation. The protein preparation is a gel preparation which is thixotropic and in which an included protein is protected from a physical or chemical stress, is inhibited from aggregation, and thereby stably exists.
    Type: Application
    Filed: May 6, 2020
    Publication date: August 20, 2020
    Applicants: TERUMO KABUSHIKI KAISHA, NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Hidetoshi ARIMA, Keiichi MOTOYAMA, Taishi HIGASHI, Anna TAJIMA, Naoko OHSHITA, Sawako KOYAMA, Ruriko IIBUCHI, Shuuhei MIEDA, Kenji HANDA
  • Patent number: 10736941
    Abstract: The present invention addresses to provide a novel membrane permeability-improving agent which can be applied to high molecular drugs. More specifically, the present invention addresses to provide: a drug carrier which can improve the absorption efficiency of a high molecular drug in the small intestine; and a membrane permeation-improving agent containing the carrier. According to the present invention, a cell membrane-permeating peptide can be provided, which comprises an amino acid sequence selected from the group consisting of the following amino acid sequences: DNPGN (SEQ ID NO: 1); SRPAF (SEQ ID NO: 2); NDPRN (SEQ ID NO: 3); and MSVAN (SEQ ID NO: 4). According to the present invention, a cell membrane-permeable composition can also be provided, which comprises the peptide and a biologically active substance.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: August 11, 2020
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Shingo Ito, Sumio Ohtsuki
  • Patent number: 10729723
    Abstract: An object of the present invention is to provide a pluripotent cell having high safety in application to regenerative medicine, and a method for production thereof. Another object of the present invention is to provide a pluripotent cell, particularly, having less concern for safety, such as a problem of cancerization of a cell, and the presence of bacteria in a cell, and a method for production thereof. According to the present invention, there is provided a method for producing a pluripotent cell from a somatic cell. The method comprises a step of inducing reprogramming of a somatic cell, by contacting the cell with a ribosome fraction derived from an organism. Further, according to the present invention, there is provided a composition for inducing reprogramming of a cell, comprising a ribosome fraction derived from an organism.
    Type: Grant
    Filed: May 11, 2015
    Date of Patent: August 4, 2020
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Kunimasa Ohta, Naofumi Ito
  • Publication number: 20200208192
    Abstract: The present invention provides a method for highly sensitively and highly specifically detecting a kidney cancer. According to the present invention, there is provided, for example, a method for detecting a kidney cancer in a subject, comprising diluting a urine sample obtained from the subject at a predetermined ratio, and determining whether or not nematodes exhibit attraction behavior toward the diluted urine sample, wherein the predetermined ratio is 200 or more.
    Type: Application
    Filed: August 20, 2018
    Publication date: July 2, 2020
    Applicants: HIROTSU BIO SCIENCE INC., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Takaaki HIROTSU, Hirofumi JONO
  • Publication number: 20200129943
    Abstract: Provided is an explosive body X, i.e., an explosive body for nanodiamond synthesis, includes at least an explosive main body (10) that includes a frustum part (11) and a columnar part (12). The frustum part (11) includes an upper bottom surface (11a) including an open end of a hole (H), in which a triggering unit is received, and an angled side surface (11b) forming an imaginary apex angle ? on the upper bottom surface (11a) side. The columnar part (12) is formed contiguous with the frustum part (11) on an opposite side of the frustum part (11) to the upper bottom surface (11a) of the frustum part (11) and extends in a direction away from the upper bottom surface (11a). The explosive body for nanodiamond synthesis is suitable for improving the yield in nanodiamond synthesis by a detonation method.
    Type: Application
    Filed: May 7, 2018
    Publication date: April 30, 2020
    Applicants: DAICEL CORPORATION, NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Tomoaki MAHIKO, Tomohide INA, Daisuke ISHIMOTO, Kazuyuki HOKAMOTO, Shigeru TANAKA
  • Publication number: 20200124522
    Abstract: A purpose of the present invention is to provide an optical measurement system or the like suitable for optical measurement of nucleic acids, proteins, etc. In a first aspect of the present invention, an optical measurement system that provides optical sample measurement comprises: an optical cell having a sample-holding hollow portion; and a light source unit that emits broadband light containing first and second light to the optical cell. The optical cell includes: a first light guide where light passes through a first transparent portion that transmits the first light more readily than the second light and the hollow portion without passing through a second transparent portion that transmits the second light more readily than the first light; and a second light guide that differs from the first light guide, in which light passes through the second transparent portion and the hollow portion without passing through the first transparent portion.
    Type: Application
    Filed: January 19, 2018
    Publication date: April 23, 2020
    Applicants: National University Corporation Kumamoto University, Ushio Denki Kabushiki Kaisha
    Inventors: Yuta NAKASHIMA, Kinichi MORITA
  • Patent number: 10604562
    Abstract: A humanized antibody which comprises a complementarity determining region of an H chain consisting of the amino acid sequence as shown in SEQ ID NOs: 1 to 3 and a complementarity determining region of an L chain consisting of the amino acid sequence as shown in SEQ ID NOs: 4 to 6. The humanized antibody of the present invention has the activity to specifically bind to transthyretin (TTR) with structural change and the activity to inhibit fibrillization of TTR and is a humanized antibody suitable for application to human body.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: March 31, 2020
    Assignees: KM BIOLOGICS CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Akihiko Hosoi, Masaharu Torikai, Tomoyo Takeo, Masayo Ueno, Hirofumi Higuchi, Kenji Soejima, Toshihiro Nakashima, Yukio Ando, Hirofumi Jono, Yu Su
  • Patent number: 10588921
    Abstract: Provided is a pharmaceutical composition for the treatment of disorders such as Niemann-Pick disease and GM1 gangliosidosis which are caused by the storage of cholesterol, such as lysosomal storage disease. Also provided is a method for screening for said pharmaceutical compositions that uses iPS cell strains that phenocopy phentotypes of these disorders. Provided is a pharmaceutical composition for the treatment and/or prevention of lysosomal storage disease, characterized by containing hydroxypropyl-?-cyclodextrin as an active ingredient. Also provided are an iPS cell strain derived from patients suffering from intractable disorders and prepared using a new temperature-sensitive Sendai virus vector, and a screening method for pharmaceuticals using said iPS cell strain.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: March 17, 2020
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Takumi Era, Tetsumi Irie
  • Patent number: 10526654
    Abstract: An object of the present invention is to provide a method for detecting a modification present in RNA using a small amount of RNA sample. Another object of the present invention is to provide a method for detecting a modification present in tRNA, for example, thiomethylation. Still another object of the present invention is to provide a method for detecting the thiomethylation of tRNA, thereby diagnosing human type 2 diabetes or the risk thereof. The present invention is characterized in that, with respect to a modification present in RNA in an RNA sample, cDNA is produced by reverse transcription of RNA using a first primer, and the resulting amount of cDNA is compared with the amount of cDNA produced by reverse transcription of RNA using a second primer, thereby detecting a modification (e.g., thiomethylation) present in RNA.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: January 7, 2020
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Kazuhito Tomizawa, Fanyan Wei, Takeo Suzuki, Tsutomu Suzuki
  • Patent number: 10500275
    Abstract: An object of the present invention is to provide a novel method that is excellent in superovulation induction efficiency. Specifically, it is an object to provide a method giving superior superovulation induction efficiency as compared with conventional methods using equine chorionic gonadotropin (eCG) and human chorionic gonadotropin (hCG). The present invention provides a superovulation inducing method, comprising simultaneously administering anti-inhibin antibody and equine chorionic gonadotropin (eCG), then, administering human chorionic gonadotropin (hCG), to a female mouse.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: December 10, 2019
    Assignee: National University Corporation Kumamoto University
    Inventors: Naomi Nakagata, Toru Takeo
  • Patent number: 10478805
    Abstract: Provided are a supported catalyst including: a support body which is formed by a catalyst composition being supported by a carrier, in which the catalyst composition contains an oxide of copper, and the carrier contains ?Al2O3.?B2O3 (? and ? each represent a positive number); and a hydrogen production method for producing hydrogen from ammonia, including: an ammonia combustion step of reacting ammonia with oxygen in the presence of the supported catalyst; and an ammonia decomposition step of decomposing the ammonia into hydrogen and nitrogen by utilizing heat generated by the reaction between the ammonia and the oxygen.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: November 19, 2019
    Assignee: National University Corporation Kumamoto University
    Inventors: Satoshi Hinokuma, Masato Machida
  • Patent number: 10472372
    Abstract: Various embodiments relate to a compound of the formula (I): wherein X, X1, R1—R4 and R7 are defined herein, as well as pharmaceutical compositions comprising compounds of the formula (I) and methods of treating an HIV infection comprising administering a therapeutically effective amount of one or more compounds of formula (I), or a pharmaceutical compositions comprising compounds of the formula (I), to a patient in need thereof.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: November 12, 2019
    Assignees: Purdue Research Foundation, National University Corporation Kumamoto University
    Inventors: Arun K. Ghosh, Hiroaki Mitsuya
  • Publication number: 20190284546
    Abstract: A method for controlling the kinetics of a cultured cell includes: a culture step of culturing a cell adhered to the surface of a base material including titanium oxide having an anatase structure on the surface; an irradiation step of irradiating the surface with light in a wavelength range in which the titanium oxide exhibits photocatalytic activity during culture of the cell; and a control step of controlling the kinetics of the cell by controlling the irradiation amount of the light to the surface. The wavelength range may be 400 nm or less.
    Type: Application
    Filed: November 14, 2017
    Publication date: September 19, 2019
    Applicants: National University Corporation Kumamoto University, Ushio Denki Kabushiki Kaisha, Kyushu University, National University Corporation
    Inventors: Yuta NAKASHIMA, Kinichi MORITA, Kosuke TASHIRO
  • Publication number: 20190230967
    Abstract: The present invention provides a mucosal immunomodulator comprising, as an active ingredient, at least one selected from the group consisting of compounds represented by the following formula (1), compounds represented by the following formula (2) and compounds represented by the following formula (3), and salts thereof.
    Type: Application
    Filed: October 12, 2017
    Publication date: August 1, 2019
    Applicant: National Unversity Corporation Kumamoto University
    Inventors: Shogo MISUMI, Tomoki IKUTA, Tomoki TATEFUJI, Hiroko TANI, Hiroshi INOOKA
  • Patent number: 10358702
    Abstract: To provide a magnesium alloy having high incombustibility, high strength and high ductility together. A magnesium alloy including Ca in an amount of “a” atomic %, Al in an amount of “b” atomic % and a residue of Mg, including (Mg, Al)2Ca in an amount of “c” volume %, wherein “a”, “b” and “c” satisfy the following equations (1) to (4), and having the (Mg, Al)2Ca dispersed therein. 3?a?7??(1) 4.5?b?12??(2) 1.2?b/a?3.
    Type: Grant
    Filed: April 16, 2013
    Date of Patent: July 23, 2019
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Yoshihito Kawamura, Michiaki Yamasaki
  • Patent number: 10350367
    Abstract: Provided is a needle removal operation cover with which a user can safely perform an injection needle removal operation even when a needle tip is directly inserted into the needle removal operation cover, and with which the user can remove the injection needle without requiring a wrist twisting motion.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: July 16, 2019
    Assignees: THREE DYNE CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Koji Hagihira, Yoshitaka Nakanishi
  • Publication number: 20190165190
    Abstract: The nanoparticle assembly includes nanoparticles having an average primary particle size of 60 nm or less, and the nanoparticle assembly has a diameter of more than 500 nm and 5 ?m or less.
    Type: Application
    Filed: January 31, 2019
    Publication date: May 30, 2019
    Applicants: National University Corporation Kumamoto University, NIKON CORPORATION
    Inventors: Takao NAMIHIRA, Yasutaka NISHI, Makoto NAKAZUMI, Koichiro IWAHORI
  • Patent number: 10260130
    Abstract: Disclosed is a magnesium alloy material having excellent tensile strength and favorable ductility. Therefore, the magnesium alloy sheet material formed by rolling a magnesium alloy having a long period stacking order phase crystallized at the time of casting includes in a case where a sheet-thickness traverse section of an alloy structure is observed at a substantially right angle to the longitudinal direction by a scanning electron microscope, a structure mainly composed of the long period stacking order phase, in which, at least two or more ?Mg phases having thickness in the observed section of 0.5 ?m or less are laminated in a layered manner with the sheet-shape long period stacking order phase.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: April 16, 2019
    Assignees: National University Corporation Kumamoto University, Kumamoto Technology & Industry Foundation, Nissan Motor Co., Ltd
    Inventors: Yoshihito Kawamura, Masafumi Noda, Hiroshi Sakurai
  • Publication number: 20180354798
    Abstract: The present invention provides black particles having high electrical insulation properties, high blackness in a visible light region, and excellent dispersibility, and a method for producing the black particles. The present invention relates to black particles containing amorphous carbon, the amorphous carbon being derived from carbon contained in an oxazine resin, the black particles having a specific gravity of 1.8 g/cm3 or less, a zeta potential of ?70 to +80 mV, an average total light reflectance measured at a wavelength of 400 to 800 nm of 5% or less, and a peak intensity ratio between G band and D band as determined from a Raman spectrum of 1.2 or more.
    Type: Application
    Filed: February 17, 2017
    Publication date: December 13, 2018
    Applicants: SEKISUI CHEMICAL CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Ren-de SUN, Shoji NOZATO, Akira NAKASUGA, Hirotaka IHARA, Makoto TAKAFUJI, Yutaka KUWAHARA, Akiko MURAKAMI