Patents Assigned to Kumamoto University
  • Patent number: 11142497
    Abstract: An object of the present invention is to provide a novel plant growth inhibiting agent and a plant growth inhibiting method using the same. The plant growth inhibiting agent of the present invention comprises, as an active ingredient, a compound represented by the following formula (I?) and/or a salt thereof. In the formula (I?), R1a represents a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C6 to C14 aryl group, a substituted or unsubstituted C3 to C13 heteroaryl group, or the like; R2 represents a substituted or unsubstituted C1 to C20 alkylene group, a substituted or unsubstituted C6 to C14 arylene group, or the like; R3a represents OH, a substituted or unsubstituted C1 to C6 alkoxy group, or the like; X represents an oxygen atom; Y represents a substituent; q represents any integer of 0 to 3; n represents 0 or 1; and m represents 0 or 1.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: October 12, 2021
    Assignees: National University Corporation Kumamoto University, Nippon Soda Co., Ltd.
    Inventors: Hayato Ishikawa, Tokio Tani, Shinichiro Sawa, Takashi Ishida, Yusuke Fukushima, Jun Inagaki
  • Patent number: 11135425
    Abstract: Provided is a new means for suppressing inflammation or suppressing inflammatory cytokine production. Provided is a device in which a weak pulse current is passed through a living body or living tissue to suppress inflammation in the living body or the living tissue. This device is provided with a power supply means, and a current control means for receiving a supply of power to intermittently apply a direct current at prescribed intervals, and is configured such that the current control means includes a pulse width modulation control means, and the pulse width modulation control means generates a pulse wave that is a rectangular wave, and in which the time indicating a peak value for rising in one cycle of the pulse wave (“pulse duration”) is at least 0.1 millisecond, the peak value is 1.0-20 V, inclusive, and the duty ratio of the pulse wave is at least 5.5%.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: October 5, 2021
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Hirofumi Kai, Tsuyoshi Shuto, Ann Soten Mary Suico, Eiichi Araki, Tatsuya Kondo
  • Publication number: 20210283576
    Abstract: The present invention provides a column filler for liquid chromatography that has a great adsorption capacity, adjustable adsorption selectivity, and high shape retainability and therefore is usable for measurement of various substances and capable of achieving excellent separation performance and a high filling rate in a column when used as a column filler for liquid chromatography. Provided is a column filler for liquid chromatography including carbon-coated porous particles, the carbon-coated porous particles including porous particles each having a coating layer containing an amorphous carbon on a surface.
    Type: Application
    Filed: November 11, 2017
    Publication date: September 16, 2021
    Applicants: SEKISUI CHEMICAL CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Ren-de SUN, Shoji NOZATO, Akira NAKASUGA, Hirotaka IHARA, Makoto TAKAFUJI, Yutaka KUWAHARA, Hiroki NOGUCHI, Tianhang LIU
  • Publication number: 20210276950
    Abstract: An object of the present invention is to provide a novel plant growth inhibiting agent and a plant growth inhibiting method using the same. The plant growth inhibiting agent of the present invention comprises, as an active ingredient, a compound represented by the following formula (I?) and/or a salt thereof. In the formula (I?), R1a represents a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C6 to C14 aryl group, a substituted or unsubstituted C3 to C13 heteroaryl group, or the like; R2 represents a substituted or unsubstituted C1 to C20 alkylene group, a substituted or unsubstituted C6 to C14 arylene group, or the like; R3a represents OH, a substituted or unsubstituted C1 to C6 alkoxy group, or the like; X represents an oxygen atom; Y represents a substituent; q represents any integer of 0 to 3; n represents 0 or 1; and m represents 0 or 1.
    Type: Application
    Filed: February 6, 2018
    Publication date: September 9, 2021
    Applicants: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY, Nippon Soda Co., Ltd.
    Inventors: Hayato ISHIKAWA, Tokio TANI, Shinichiro SAWA, Takashi ISHIDA, Yusuke FUKUSHIMA, Jun INAGAKI
  • Patent number: 11089805
    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: Grant
    Filed: October 12, 2017
    Date of Patent: August 17, 2021
    Assignees: Yamada Bee Company, Inc., National University Corporation Kumamoto University
    Inventors: Shogo Misumi, Tomoki Ikuta, Tomoki Tatefuji, Hiroko Tani, Hiroshi Inooka
  • Publication number: 20210162137
    Abstract: The injection needle removal device has: a cylindrical outer cylinder on an upper opening of an injection needle case; a helical track on an inner peripheral surface of the outer cylinder in a helical shape from an upper locking point to a lower locking point; a syringe holding cylinder helically advances in the outer cylinder along the helical track; an injection needle tightening ring on a lower end portion of the syringe holding cylinder, the injection needle tightening ring holds an injection needle base portion of a syringe in the syringe holding cylinder to clamp the injection needle base portion; and a locking mechanism that stops the syringe holding cylinder where the injection needle tightening ring is exposed from a lower side of the outer cylinder at the lower locking point.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 3, 2021
    Applicants: THREE DYNE CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: KOJI HAGIHIRA, YOSHITAKA NAKANISHI, KAZUMA SHIBATA
  • Publication number: 20210155890
    Abstract: A purpose of the present invention is to provide an incubator device and the like capable of performing measurements in a manner such as to minimize changes in the state of a medium. The incubator device is designed to control the cell culture environment and includes an airtight housing, a light source for irradiating a medium containing seeded cells with light, a light measurement unit for measuring the intensity of light from the medium, and a light guide member for guiding the light from the medium to the light measurement unit. The light source unit, the light measurement unit and the light guide member are placed within the housing.
    Type: Application
    Filed: April 8, 2019
    Publication date: May 27, 2021
    Applicants: National University Corporation Kumamoto University, Ushio Denki Kabushiki Kaisha
    Inventors: Yuta NAKASHIMA, Kinichi MORITA
  • Patent number: 10987651
    Abstract: Means for removing endotoxin is provided. Endotoxin is removed by contacting an endotoxin adsorbent including a cellulose nanofiber having an amino group with a liquid containing endotoxin.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: April 27, 2021
    Assignees: National University Corporation Kumamoto University, Nagase ChemteX Corporation
    Inventors: Masayo Sakata, Towako Sakamoto, Daisuke Nakamura, Yuki Maeda
  • Patent number: 10813765
    Abstract: [Problem] The present invention provides a voice disorder treatment tool in which a clamping section thereof does not break easily. [Solution] The present invention includes a plurality of clamping sections 1, 1 that are provided with a front surface piece 1b disposed on a front surface 11a of incised thyroid cartilage 11 and a rear surface piece 1c disposed on a rear surface of the thyroid cartilage 11, and fit to cut ends 12 of the incised thyroid cartilage 11 that are facing each other, and a bridging section 2 that connects the plurality of clamping sections 1, 1. The front surface piece 1b includes a bending region 15 deformable about a virtual line K extending in a width direction of this front surface piece 1b, and the bending region 15 has a reinforcing structure S.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: October 27, 2020
    Assignees: NOBELPHARMA CO., LTD., NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY, WAKAYOSHI SEISAKUSHO CO., LTD.
    Inventors: Tetsuji Sanuki, Shuji Wakayoshi, Tsukasa Harada, Seiichi Masuda, Hiroyuki Nishihata, Kazuhiro Kinoshita, Takako Aburada
  • 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