Patents Assigned to Kagoshima University
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Publication number: 20240391950Abstract: A crosslinking agent for a protein or a peptide is represented by the following formula (I). In the formula, A is a hydrogen atom, a C1 to 6 alkyl group optionally substituted with a phenyl group or a halogen atom, or a phenyl group.Type: ApplicationFiled: October 22, 2021Publication date: November 28, 2024Applicant: Kagoshima UniversityInventors: Yuji ITO, Hiroshi NAKAYAMA, Md Abdur RAFIQUE
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Publication number: 20240368223Abstract: The present invention relates to an IgG-binding peptide comprising a ligand capable of binding to a radioactive metal nuclide, an IgG-binding peptide labeled with a radioactive metal nuclide, a conjugate of the IgG-binding peptide and IgG, and a radionuclide imaging agent or a diagnostic agent for cancer comprising the IgG-binding peptide or the conjugate, etc.Type: ApplicationFiled: July 15, 2024Publication date: November 7, 2024Applicant: Kagoshima UniversityInventors: Yuji ITO, Yoshinari SHOYAMA, Akio HAYASHI, Norihito NAKATA
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Patent number: 12037417Abstract: The present invention relates to an IgG-binding peptide comprising a ligand capable of binding to a radioactive metal nuclide, an IgG-binding peptide labeled with a radioactive metal nuclide, a conjugate of the IgG-binding peptide and IgG, and a radionuclide imaging agent or a diagnostic agent for cancer comprising the IgG-binding peptide or the conjugate, etc.Type: GrantFiled: June 12, 2017Date of Patent: July 16, 2024Assignee: Kagoshima UniversityInventors: Yuji Ito, Yoshinari Shoyama, Akio Hayashi, Norihito Nakata
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Publication number: 20240148807Abstract: The present invention is based on a novel concept for finding the optimum expression level of a therapeutic gene for inducing the largest therapeutic effect without any adverse reaction. An object of the present invention is to develop an immuno-viral therapeutic vector exerting the optimal therapeutic effect while ensuring high safety. The present invention provides, for example, an oncolytic virus comprising an immunity-inducing gene operably linked to the downstream of E2F promoter or a promoter having an activity equivalent thereto, wherein at least one promoter for nucleic acids encoding an element essential for viral replication or assembly is replaced with a promoter for an organ specific highly expressed factor or with a promoter for a cancer cell specific highly expressed factor.Type: ApplicationFiled: January 5, 2024Publication date: May 9, 2024Applicant: Kagoshima UniversityInventors: Ken-ichiro KOSAI, Nobuhiro Ijichi
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Patent number: 11583463Abstract: A hemiplegic forearm function recovery training device includes a forearm mounting part (2) on which a forearm (S) is to be mounted. The forearm mounting part (2) includes a mounting body (20), an inner frame portion (2B), an outer frame portion (2A), and a control part. The mounting body (20) has a forearm fixing portion (22) on which the forearm (S) is mounted and a gripping mechanism (23) capable of being gripped by a hand of the forearm (S). The inner frame portion (2B) is fitted to the mounting body (20) and is rotatable around the forearm (S). The outer frame portion (2A) guides the inner frame portion (2B) in a rotation direction thereof. The control part performs a series of controls that repeatedly causes normal rotation, stop, reverse rotation, and stop of the inner frame portion (2B) while acquiring rotation angle information of the inner frame portion (2B).Type: GrantFiled: August 31, 2018Date of Patent: February 21, 2023Assignees: Kagoshima University, Marumae Co., Ltd.Inventors: Yong Yu, Takashi Morimoto, Toshikazu Maeda, Koei Igarashi
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Patent number: 11571416Abstract: Described herein are pharmaceutical compositions capable of blocking entry of a virus into a host cell and containing one or more compounds of the general formula I or a pharmaceutically acceptable derivative thereof and methods of treatment or prophylactic administration of these pharmaceutical compositions to treat viral infections.Type: GrantFiled: April 13, 2018Date of Patent: February 7, 2023Assignee: Kagoshima UniversityInventors: Robert A. Davey, Yasuteru Sakurai, Masanori Baba, Norikazu Sakakibara
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Patent number: 11472865Abstract: It is an object of the present invention to provide a method for modifying an antibody in a specific and simple manner, and others. The present invention relates to: an IgG-binding peptide, an IgG-binding peptide modified with a crosslinking agent, a complex of an IgG-binding peptide modified with the crosslinking agent and IgG, a method for producing the complex, and others.Type: GrantFiled: May 18, 2018Date of Patent: October 18, 2022Assignee: Kagoshima UniversityInventor: Yuji Ito
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Patent number: 11186613Abstract: The present invention provides an IgG-binding peptide which can be used for the purification of IgG and has excellent stability, e.g., alkali stability. The present invention also provides a method for purifying IgG using the IgG-binding peptide. Specifically, the present invention relates to a solid-phase support including an IgG-binding peptide, an IgG separation column including the solid-phase support, a kit including the solid-phase support or the column, and a method for purifying IgG using the solid-phase support or the column.Type: GrantFiled: November 17, 2017Date of Patent: November 30, 2021Assignees: Kagoshima University, Daicel CorporationInventors: Yuji Ito, Seiichi Uchimura
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Patent number: 11110414Abstract: A bubble generation device includes: a metallic narrow tube (10) through which water passes; and a pump that pressure-feeds the water containing a gas component into the metallic narrow tube (10). A drawer (11) in which a path through which the water passes is narrower than the front and the rear thereof in the flow direction of the water is disposed on the inside of the metallic narrow tube (10). The drawer (11) has the rectangular cross section orthogonal to the flow direction. The gas component contained in the water is dissolved in the water by pressure-feeding the water to the drawer (11), bubbles are evolved due to a decrease in pressure in the drawer (11), turbulent flow is generated in the water in the drawer (11) to crush bubbles in the water by the shearing force thereof, and bubbles are crushed by a shock wave caused by transonic flow occurring in the water that has exited from the drawer (11).Type: GrantFiled: July 21, 2017Date of Patent: September 7, 2021Assignee: Kagoshima UniversityInventor: Takashi Goshima
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Publication number: 20210170058Abstract: The present invention relates to a labeling technique which can facilitate the metabolism in the liver after administration to patients without the reduction in the antibody function, thereby reducing accumulation of radionuclides in an organ such as the liver, and provides a modified antibody containing an IgG antibody and an IgG-binding peptide bound to the IgG antibody. The IgG-binding peptide has an amino acid sequence consisting of 13 to 17 amino acid residues, such as GPDCAYH(Xaa1)GELVWCTFH wherein Xaa1 represents a lysine residue, a cysteine residue, an aspartic acid residue, a glutamic acid residue, 2-aminosuberic acid, or diaminopropionic acid, and a compound represented by the following formula (II-1) is linked at a position of the lysine residue via a modification linker to the N terminus of the IgG-binding peptide.Type: ApplicationFiled: April 15, 2019Publication date: June 10, 2021Applicants: NIHON MEDI-PHYSICS CO., LTD., National University Corporation Kagoshima University, National University Corporation Chiba UniversityInventors: Shota KOMOTO, Yu OGAWA, Yoshinari SHOYAMA, Tadashi HATANO, Yuji ITO, Yasushi ARANO, Hiroyuki SUZUKI, Tomoya UEHARA
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Publication number: 20210147512Abstract: It is an object of the present invention to provide a method for modifying an antibody in a specific and simple manner, and others. The present invention relates to: an IgG-binding peptide, an IgG-binding peptide modified with a crosslinking agent, a complex of an IgG-binding peptide modified with the crosslinking agent and IgG, a method for producing the complex, and others.Type: ApplicationFiled: May 18, 2018Publication date: May 20, 2021Applicant: Kagoshima UniversityInventor: Yuji Ito
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Patent number: 11001557Abstract: The present invention pertains to an antiviral drug for severe fever with thrombocytopenia syndrome, which contains a compound represented by formula (I) or a salt thereof, or a solvate of the compound or salt (In the formula, R1 and R2 are the same or different from each other, and each represents a substituted or unsubstituted C1-10 alkyl group, R1 and R2 may form a substituted or unsubstituted 5- or 6-member ring in conjunction with an adjacent nitrogen atom, and X represent a halogen atom.Type: GrantFiled: January 16, 2018Date of Patent: May 11, 2021Assignees: Kagoshima University, Nobelpharma Co., Ltd.Inventors: Masanori Baba, Masaaki Toyama, Norikazu Sakakibara
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Patent number: 10882005Abstract: A hydrogen gas producing apparatus includes a porous body (100) and a mixed gas source (300). The porous body (100) is permeable to hydrogen gas and carbon dioxide gas, and has a property of being more permeable to hydrogen gas than carbon dioxide gas. The mixed gas source (300) causes a mixed gas including carbon dioxide gas and hydrogen gas to flow into the porous body (100) under a condition that a pressure gradient represented by (P1?P2)/L is below 50 MPa/m, where L represents the length of the porous body (100) in a direction in which the mixed gas permeates; P1 represents an inflow pressure of the mixed gas into the porous body (100); and P2 represents an outflow pressure thereof from the porous body (100).Type: GrantFiled: July 25, 2016Date of Patent: January 5, 2021Assignee: Kagoshima UniversityInventors: Yoshihiro Hirata, Taro Shimonosono, Hikari Imada
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Patent number: 10772887Abstract: A novel therapeutic agent and novel anti-HTLV-1 drug for HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP) is provided. A substance capable of inhibiting tyrosine kinase encoded by the ABL1 gene is contained as an active ingredient.Type: GrantFiled: August 2, 2017Date of Patent: September 15, 2020Assignee: Kagoshima UniversityInventors: Daisuke Kodama, Shuji Izumo
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Publication number: 20200181196Abstract: The present invention relates to an IgG-binding peptide comprising a ligand capable of binding to a radioactive metal nuclide, an IgG-binding peptide labeled with a radioactive metal nuclide, a conjugate of the IgG-binding peptide and IgG, and a radionuclide imaging agent or a diagnostic agent for cancer comprising the IgG-binding peptide or the conjugate, etc.Type: ApplicationFiled: June 12, 2017Publication date: June 11, 2020Applicant: Kagoshima UniversityInventors: Yuji ITO, Yoshinari SHOYAMA, Akio HAYASHI, Norihito NAKATA
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Patent number: 10517928Abstract: According to this invention, the following are provided: a pharmaceutical composition for treating and/or preventing esophageal stenosis, comprising an HGF protein as an active ingredient (wherein the HGF protein may be a polypeptide that is any one of the following: (a) a polypeptide comprising the amino acid sequence shown in SEQ ID NO: 2; (b) a polypeptide comprising an amino acid sequence shown in SEQ ID NO: 2 in which one to several amino acids are deleted, substituted, or added; or (c) a polypeptide comprising an amino acid sequence having at least 90% identity with the amino acid sequence shown in SEQ ID NO: 2; and a stent comprising the pharmaceutical composition.Type: GrantFiled: August 6, 2015Date of Patent: December 31, 2019Assignee: Kagoshima UniversityInventors: Akio Ido, Hirohito Tsubouchi, Yuga Komaki
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Publication number: 20190389803Abstract: The present invention pertains to an antiviral drug for severe fever with thrombocytopenia syndrome, which contains a compound represented by formula (I) or a salt thereof, or a solvate of the compound or salt (In the formula, R1 and R2 are the same or different from each other, and each represents a substituted or unsubstituted C1-10 alkyl group, R1 and R2 may form a substituted or unsubstituted 5- or 6-member ring in conjunction with an adjacent nitrogen atom, and X represent a halogen atom.Type: ApplicationFiled: January 16, 2018Publication date: December 26, 2019Applicants: Kagoshima University, Nobelpharma Co., Ltd.Inventors: Masanori BABA, Masaaki TOYAMA, Norikazu SAKAKIBARA
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Patent number: 10508709Abstract: In a vibration damping device 20, the moment of inertia J1 of a driven member 15, the moment of inertia J2 of an inertial mass body 23, the mass m of crank members 22, the distance L3 between the center of gravity G of the crank member 22 and the fulcrum of swinging of the crank member 22 with respect to the inertial mass body 23, and the distance L4 between this fulcrum and the center of rotation RC are determined so that torque fluctuation of an object for which vibration is to be damped, which is derived based on angular displacement and angles obtained by solving an equation of motion for the driven member 15 and an equation of motion for the entire vibration damping device 20 is equal to a target value.Type: GrantFiled: September 29, 2017Date of Patent: December 17, 2019Assignees: AISIN AW CO., LTD., NATIONAL UNIVERSITY CORPORATION OITA UNIVERSITY, Kagoshima UniversityInventors: Yoichi Oi, Masaki Wajima, Hiroki Nagai, Takao Sakamoto, Takahiro Ryu, Takashi Nakae, Kenichiro Matsuzaki
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Publication number: 20190367560Abstract: The present invention provides an IgG-binding peptide which can be used for the purification of IgG and has excellent stability, e.g., alkali stability. The present invention also provides a method for purifying IgG using the IgG-binding peptide. Specifically, the present invention relates to a solid-phase support including an IgG-binding peptide, an IgG separation column including the solid-phase support, a kit including the solid-phase support or the column, and a method for purifying IgG using the solid-phase support or the column.Type: ApplicationFiled: November 17, 2017Publication date: December 5, 2019Applicants: Kagoshima University, Daicel CorporationInventors: Yuji Ito, Seiichi Uchimura
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Patent number: RE50282Abstract: This invention relates to an IgG-binding peptide, an IgG-binding peptide modified with a cross-linking agent, a conjugate of the IgG-binding peptide modified with a cross-linking agent and IgG, and a method for producing the conjugate, etc.Type: GrantFiled: March 11, 2021Date of Patent: January 28, 2025Assignee: Kagoshima UniversityInventor: Yuji Ito