Patents Assigned to Okayama University
  • Publication number: 20180036372
    Abstract: Disclosed is a method of treatment for anti-Alzheimer's disease based on an action mechanism associated with amyloid ? protein, which action mechanism is different from conventional action mechanisms. The treatment Alzheimer's disease uses a therapeutic agent for cognitive impairment induced by amyloid ? protein, which therapeutic agent comprises a peptide having the amino acid sequence represented by SEQ ID NO:1 or a peptide similar to this peptide, especially a peptide containing the amino acid sequence represented by SEQ ID NO:2, which is a partial sequence of SEQ ID NO:1.
    Type: Application
    Filed: October 5, 2017
    Publication date: February 8, 2018
    Applicants: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY
    Inventors: Tsuyoshi Inoue, Toshiharu Suzuki, Saori Ban
  • Patent number: 9878116
    Abstract: A laryngeal mask is provided with an outer tube and a connector, having a base end in which is formed a first connecting portion capable of being connected to an artificial respirator and a leading end in which is formed a ventilation opening, the outer tube and the connector having a communication passage formed therein that communicates between the first connecting portion and the ventilation opening, a ring-shaped cuff capable of tightly adhering to a tracheal opening of a patient trachea as a result of inflating in a state where the ring-shaped cuff is inserted to a predetermined insertion position, and hyoid bone-contacting portions and protruding laterally from the outer tube so as to contact from above a site in a pharyngeal portion of the patient corresponding to a hyoid bone of the patient in a state where the ring-shaped cuff is inserted to the insertion position.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: January 30, 2018
    Assignees: DAIKEN IKI KABUSHIKI KAISHA, NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Yoshimasa Takeda, Kiyoshi Morita, Hiroshi Hashimoto, Masatomo Kokubu
  • Publication number: 20180015068
    Abstract: The invention provides a lactate dehydrogenase inhibitor that makes it possible to suppress refractory epilepsy in which conventional antiepileptic drugs are ineffective, and an antiepileptic drug containing said inhibitor. The lactate dehydrogenase inhibitor of the invention contains a compound represented by formula (III); i.e., isosafrole or a compound having isosafrole as a scaffold, and the antiepileptic drug of the invention has these compounds as an active ingredient.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 18, 2018
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Tsuyoshi Inoue, Nagisa Sada
  • Publication number: 20170281569
    Abstract: The invention provides a method for enhancing immune cell function by activating various immune cells ex vivo and provides immune cells with enhanced function. The invention further provides an immune-related cell multifunctionality evaluation method. A biguanide antidiabetic drug selected from metformin, phenformin, and buformin is capable of enhancing immune cell multifunctionality by increasing CD8+T cells having a high ability to produce IL-2, INF?, and IFN?. The immune-related cell multifunctionality may be evaluated by comparing immune cells treated with a biguanide antidiabetic drug selected from metformin, phenformin, and buformin, with control immune cells untreated with the biguanide antidiabetic drug.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 5, 2017
    Applicants: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, Ono Pharmaceutical Co., Ltd.
    Inventors: Heiichiro UDONO, Shingo EIKAWA, Shin-ichi TOYOOKA
  • Publication number: 20170273874
    Abstract: There is provided an oral biofilm inhibitor having an exceptional inhibitory effect on oral biofilm formation. It is an oral biofilm inhibitor comprising a curable composition containing an antimicrobial agent, wherein a compressive strength of a cured product formed by curing the composition is 150 MPa or less, and a content of the antimicrobial agent is 0.001 to 3% by weight. An oral biofilm inhibitor thus obtained is used for inhibiting biofilm formation in an oral cavity by applying a curable composition containing an antimicrobial agent to a dental defect site for allowing the composition to cure at the dental defect site, and then disintegrating the cured composition.
    Type: Application
    Filed: August 21, 2015
    Publication date: September 28, 2017
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Kazuhiro OMORI, Takashi ITO, Shogo TAKASHIBA, Masao IRIE
  • Publication number: 20170231929
    Abstract: The present invention provides a method for enhancing immune cell function by activating various immune cells ex vivo and provides immune cells with enhanced function. The invention further provides an immune-related cell multifunctionality evaluation method. A biguanide antidiabetic drug selected from metformin, phenformin, and buformin is capable of enhancing immune cell multifunctionality by increasing CD8+T cells having a high ability to produce IL-2, INF?, and IFN?. The immune-related cell multifunctionality may be evaluated by comparing immune cells treated with a biguanide antidiabetic drug selected from metformin, phenformin, and buformin, with control immune cells untreated with the biguanide antidiabetic drug.
    Type: Application
    Filed: August 17, 2015
    Publication date: August 17, 2017
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Heiichiro UDONO, Shingo EIKAWA, Shin-ichi TOYOOKA
  • Patent number: 9724434
    Abstract: There is provided a lysine oligomer derivative, wherein an ?-amino group and a carboxyl group of lysines are linked via a peptide bond, and a group capable of generating or absorbing electromagnetic wave is bonded to a C-terminal carboxyl group, an N-terminal amino group and/or an ?-amino group. This lysine oligomer derivative has the characteristic of specifically accumulating in the cartilage matrix and can generate or absorb an electromagnetic wave, and is, therefore, useful as a cartilage tissue marker.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: August 8, 2017
    Assignee: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Toshitaka Oohashi, Hiroki Kakuta
  • Publication number: 20170216005
    Abstract: A liquid mixture obtained by mixing a bolus and an adjusting agent is poured into a tray-shaped container, and during spreading of bolus particles constituting the bolus along the bottom surface, the tray-shaped container is placed in a first inclined state in which the bottom surface is inclined by increasing the height of one edge side in the left-right direction of the tray-shaped container relative to the other edge side thereof, and the liquid mixture in the tray-shaped container is moved toward the other edge side, after which the tray-shaped container is placed in a second inclined state in which the bottom surface is inclined in the reverse direction by reducing the height of one edge side of the tray-shaped container relative to the other edge side thereof, after which the bottom surface is placed in a horizontal state, and the bolus particles are thereby spread.
    Type: Application
    Filed: March 30, 2016
    Publication date: August 3, 2017
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Shogo MINAGI, Kyoko SUGIMOTO
  • Publication number: 20170202892
    Abstract: An object of the present invention is to provide a conditionally replicating adenovirus having a strong anticancer effect. A conditionally replicating adenovirus to replicate specifically in a cancer cell and express REIC protein or REIC C domain protein, wherein the conditionally replicating adenovirus is obtained by inserting full-length REIC DNA or REIC C domain DNA into a conditionally replicating adenovirus comprising an ITR (inverted terminal repeat) sequence of an adenovirus type 5 genome and insertion of an HRE sequence, an hTERT promoter, a decorin-encoding DNA, and a DNA encoding a peptide comprising an RGD sequence.
    Type: Application
    Filed: May 26, 2015
    Publication date: July 20, 2017
    Applicants: National University Corporation Okayama University, Momotaro-Gene Inc., Industry-University Cooperation Foundation Hanyang University
    Inventors: Hiromi KUMON, Yasutomo NASU, Masami WATANABE, Chae Ok YUN
  • Patent number: 9707063
    Abstract: A dental diagnosis device has an occlusion sound detection member that detects occlusion sounds by teeth and an analysis member that analyzes the teeth occlusion based on detected occlusion sounds by the occlusion detection member. The occlusion detection member comprises a sucker shaped suction member that sticks to a tooth, a hollow passage connected to a through-hole installed in the suction member and it is operably controlled to appropriate negative pressure by which the suction member is adhered to a tooth, and a detection member connected to the suction member, which detects occlusion sound via the suction member.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: July 18, 2017
    Assignee: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Shogo Minagi, Kazuhiro Oki, Yohei Kumazaki, Shuichi Wakimoto, Koichi Suzumori, Kurumi Yagi
  • Patent number: 9696321
    Abstract: The present invention provides a neutrophil activation regulator comprising a histidine-rich glycoprotein (HRG) for the treatment of systemic inflammatory response syndrome (SIRS), diseases caused by neutrophil activation and/or inflammatory diseases accompanied by neutrophil activation in a subject in need thereof. Further, the present invention provides methods for predicting the severity of systemic inflammatory response syndrome (SIRS), diseases caused by neutrophil activation and/or inflammatory diseases accompanied by neutrophil activation in a subject in need thereof, and methods for predicting the survival of a subject with systemic inflammatory response syndrome (SIRS), diseases caused by neutrophil activation and/or inflammatory diseases accompanied by neutrophil activation, that comprise determining the blood level of histidine-rich glycoprotein in the subject.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: July 4, 2017
    Assignee: National University Corporation Okayama University
    Inventors: Kosuke Kuroda, Hiroshi Morimatsu, Hidenori Wake, Shuji Mori, Masahiro Nishibori, Hideo Takahashi, Keyue Liu, Kiyoshi Teshigawara, Masakiyo Sakaguchi
  • Patent number: 9693546
    Abstract: A termite extermination method of the present invention includes putting a termite extermination device 1 at a termite habitat. The termite extermination device 1 includes an exterminating agent housing 3 that is at least partially formed of a moisture-proof film 12 and houses an exterminating agent 13 in an interior of the exterminating agent housing 3. The moisture-proof film 12 includes a laminate having a paper layer and a metal layer laminated one upon another. At least the paper layer is subjected to a rugging process. The laminate is disposed in the exterminating agent housing 3 so that the paper layer serves as an outermost surface.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: July 4, 2017
    Assignee: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Kenji Matsuura, Chihiro Himuro, Tomoyuki Yokoi, Yuya Suzuki, Kosaku Nozaki, Masanaga Yamaguchi
  • Patent number: 9644013
    Abstract: A polypeptide capable of strongly inducing and activating dendritic-cell-like cells for treating or prevent cancer by immunotherapy, and DNA encoding the polypeptide. The polypeptide is a polypeptide (a) or (b) consisting of a partial region of the REIC/Dkk-3 protein.
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: May 9, 2017
    Assignees: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, MOMOTARO-GENE INC.
    Inventors: Hiromi Kumon, Masami Watanabe, Junichiro Futami, Yasuyuki Fujii, Hideo Ueki, Kazuhiko Ochiai
  • Publication number: 20170106121
    Abstract: There is provided a method for producing an artificial retina in which an organic dye compound that induces a receptor potential responding to photostimulation is fixed on a polymer sheet substrate, comprising a bonding step of immersing the substrate in a solution containing the organic dye compound to chemically bond the organic dye compound to the substrate; a first washing step of washing with water the substrate to which the organic dye compound has been chemically bonded; and a second washing step of, after the first washing step, washing with an organic solvent the substrate to which the organic dye compound has been chemically bonded. Thus, there can be provided an artificial retina which has excellent mechanical properties such as elongation at break and good biocompatibility, and is capable of inducing a receptor potential responding to photostimulation with high sensitivity.
    Type: Application
    Filed: March 31, 2015
    Publication date: April 20, 2017
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Tetsuya UCHIDA, Toshihiko MATSUO
  • Publication number: 20170073404
    Abstract: The present invention provides an antitumor agent having high safety, which is a molecular target drug against malignant tumors. An anti-malignant tumor agent characterized by containing, as an active ingredient, a substance targeting ribosomal proteins shows increased expression in malignant tumor cells. The substance of the present inventions targeting the ribosomal protein showing increased expression in the malignant tumor cell may be a substance involved in one of biological defense mechanisms which are considered to be intrinsically provided in a living body and prevent onset of disease even if cancer cells develop. Specifically, the ribosomal protein showing increased expression is RPL29 and/or RPS4X.
    Type: Application
    Filed: November 21, 2016
    Publication date: March 16, 2017
    Applicant: National University Corporation Okayama University
    Inventors: Yasuhiro Miyake, Kazuhide Yamamoto
  • Patent number: 9595715
    Abstract: This invention relates to an anode active material comprising at least one iron oxide selected from the group consisting of amorphous iron oxides, ferrihydrite, and lepidocrocite. The invention also relates to a lithium ion secondary battery anode material comprising the anode active material as a constituent component, a lithium ion secondary battery anode comprising the lithium ion secondary battery anode material, and a lithium ion secondary battery comprising the lithium ion secondary battery anode.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: March 14, 2017
    Assignee: National University Corporation Okayama University
    Inventors: Jun Takada, Hideki Hashimoto, Tatsuo Fujii, Makoto Nakanishi, Ryoji Kanno, Genki Kobayashi, Mikio Takano
  • Patent number: 9567394
    Abstract: The present invention provides an antitumor agent having high safety, which is a molecular target drug against malignant tumors. An anti-malignant tumor agent characterized by containing, as an active ingredient, a substance targeting ribosomal proteins shows increased expression in malignant tumor cells. The substance of the present inventions targeting the ribosomal protein showing increased expression in the malignant tumor cell may be a substance involved in one of biological defense mechanisms which are considered to be intrinsically provided in a living body and prevent onset of disease even if cancer cells develop. Specifically, the ribosomal protein showing increased expression is RPL29 and/or RPS4X.
    Type: Grant
    Filed: January 23, 2013
    Date of Patent: February 14, 2017
    Assignee: National University Corporation Okayama University
    Inventors: Yasuhiro Miyake, Kazuhide Yamamoto
  • Patent number: 9556211
    Abstract: Provided is a catalyst for producing hydrogen, which catalyst has higher performance than conventional catalysts since, for example, it exhibits a certain high level of activity in an aqueous formic acid solution at high concentration even without addition of a solvent, amine and/or the like. The metal phosphine complex is a metal phosphine complex represented by General Formula (1): MHm(CO)Ln, wherein M represents an iridium, iron, rhodium or ruthenium atom; in cases where M is an iridium or rhodium atom, m=3 and n=2, and in cases where M is an iron or ruthenium atom, m=2 and n=3; and the number n of Ls each independently represent a tri-substituted phosphine represented by General Formula (2): PR1R2R3. The catalyst for producing hydrogen comprises the metal phosphine complex as a constituent component.
    Type: Grant
    Filed: November 24, 2011
    Date of Patent: January 31, 2017
    Assignee: National University Corporation Okayama University
    Inventors: Makoto Muranaka, Toshiyuki Oshiki
  • Patent number: 9550825
    Abstract: The present invention provides a humanized anti-HMGB1 antibody which specifically binds to a sequence consisting of the C-terminal 8 amino acid residues (EEEDDDDE) of HMGB1 protein and is effective for treatment or prevention of various inflammatory diseases related to this protein, as well as an antigen-binding fragment thereof. The present invention also provides a pharmaceutical composition comprising such an antibody or antigen-binding fragment thereof.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: January 24, 2017
    Assignees: EVEC INC., NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Kenzo Takada, Takashi Torashima, Masahiro Nishibori
  • Publication number: 20160368895
    Abstract: [Problem] The present invention addresses the problem of providing a compound that is useful for preventing or treating diseases associated with malfunctioning of PGI2 receptors, in particular, pulmonary hypertension. [Solution] A positive allosteric regulator of a PGI2 receptor which comprises a compound represented by formula (1) or a pharmaceutically acceptable salt, hydrate or solvate thereof. (1) (In the formula, R1 is a branched chain or cyclic alkyl or alkenyl having 3 to 10 carbon atoms which may be substituted, R2 is a hydrogen atom or an alkyl having 1 to 6 carbon atoms which may be substituted, R3 is 1 to 4 substituents which are the same or different independently selected from the group consisting of a hydrogen atom, a halogen atom, an alkyl having 1 to 6 carbon atoms which may be substituted, and an alkoxy having 1 to 6 carbon atoms which may be substituted, and A is an aryl which may be substituted or a heteroaryl which may be substituted.
    Type: Application
    Filed: November 27, 2014
    Publication date: December 22, 2016
    Applicants: THE UNIVERSITY OF TOKYO, NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Tetsuo NAGANO, Takayoshi OKABE, Hirotatsu KOJIMA, Toshifumi SUZUKI, Kenjiro HANAOKA, Manabu SHIMONISHI, Shinichiro EGASHIRA, Hirofumi NAKANO, Kazuo KUMAGAI, Hiroyuki MIYACHI, Kenji MATSUNO, Minoru WAKI