Patents Assigned to Keio University
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Patent number: 11656173Abstract: A configuration of a time and space-resolved infrared spectroscopic analysis which can be integrated onto a chip is provided. An infrared analysis system includes a light source having a nanocarbon material as a luminescent material, and a photodetector configured to detect an infrared light emitted from the light source and transmitted through or reflected from a sample, wherein the nanocarbon material is provided on a surface of a substrate and configured to output a surface-emitted light.Type: GrantFiled: March 7, 2019Date of Patent: May 23, 2023Assignee: KEIO UNIVERSITYInventors: Hideyuki Maki, Yusuke Fukazawa
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Publication number: 20230141048Abstract: A learning assistance system includes an operation control unit, a parameter acquisition unit, and a display control unit. The operation control unit causes an apparatus to be controlled to operate in accordance with force tactile sensation during operation by a user. The parameter acquisition unit acquires control parameters that are used for the control by the operation control unit. The operation control unit and the display control unit comparably provide, to a second user, a first control parameter acquired by the parameter acquisition unit in a case where the operation control unit controlled the operation of the apparatus based on operation by the first user and a second control parameter acquired by the parameter acquisition unit in a case where the operation control unit controlled the operation of the apparatus based on operation by the second user.Type: ApplicationFiled: February 26, 2021Publication date: May 11, 2023Applicants: KEIO UNIVERSITY, Motion Lib, Inc.Inventors: Kouhei OHNISHI, Takahiro MIZOGUCHI, Wataru IIDA
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Publication number: 20230143373Abstract: A medical apparatus includes a treatment mechanism, a slave actuator, an operation control unit, and a parameter acquisition unit. The treatment mechanism is used for treating a patient. The slave actuator causes the treatment mechanism to perform the treatment. The operation control unit calculates the control parameters related to the force tactile sensation, based on the information about the position that is detected along with the treatment and controls the operation of the slave actuator for causing the treatment mechanism to perform the treatment, based on the control parameters related to the force tactile sensation. The parameter acquisition unit acquires the control parameters related to the force tactile sensation.Type: ApplicationFiled: March 29, 2021Publication date: May 11, 2023Applicants: KANAGAWA INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY, KEIO UNIVERSITYInventors: Tomoyuki SHIMONO, Hiroshi ASAI, Kouhei OHNISHI, Takuya MATSUNAGA, Hironao KOBAYASHI, Masaya NAKAMURA, Mitsuru YAGI
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Publication number: 20230144236Abstract: - - - A position/force control system includes one or multiple masterprimary apparatuses that receive an input of a treatment operation, one or multiple secondary apparatuses that output a treatment operation, and a control device that controls the one or multiple primary apparatuses and the one or multiple secondary apparatuses. The control device transmits a control parameter for causing the one or multiple secondary apparatusesto output force tactile sensation that corresponds to the treatment operation that is inputted into the one or multiple masterprimary apparatuses to the one or multiple secondary apparatuses and transmits a control parameter for causing the one or multiple masterprimary apparatuses to output reaction force against the treatment operation that is outputted by the one or multiple secondary apparatuses to the one or multiple primary apparatuses.Type: ApplicationFiled: November 7, 2022Publication date: May 11, 2023Applicants: TOYOTA BOSHOKU KABUSHIKI KAISHA, KEIO UNIVERSITY, Motion Lib, Inc.Inventors: Koji KANEDA, Kouhei OHNISHI, Takahiro MIZOGUCHI, Genki KOKUBUN
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Publication number: 20230134614Abstract: A position/force control system includes a worn unit and a control unit. The worn unit is configured to be worn on a body of a user, and provides force tactile sensation by an actuator. The control unit acquires data of a position of the worn unit in a space, based on data of space in which a touching object exists. The worn unit includes a control unit that acquires the data of the position from the control unit and controls driving of the actuator based on impedance and contour information of the touching object in the space, and the data of the position, thereby providing force tactile sensation.Type: ApplicationFiled: February 27, 2021Publication date: May 4, 2023Applicants: KEIO UNIVERSITY, Motion Lib, Inc.Inventors: Kouhei OHNISHI, Takahiro MIZOGUCHI
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Publication number: 20230136481Abstract: A method may assess the risk of developing hepatocellular carcinoma from non-alcoholic steatohepatitis (NASH). Such a method may be for detecting hepatocytes or tissue including hepatocytes having a risk of developing hepatocellular carcinoma. The method may include detecting DNA methylation level of a target CpG site in genomic DNA derived from hepatocytes or tissue comprising hepatocytes with NASH, and detecting hepatocytes or tissue comprising hepatocytes having a risk of developing hepatocellular carcinoma, from the detected DNA methylation level.Type: ApplicationFiled: December 9, 2020Publication date: May 4, 2023Applicant: KEIO UNIVERSITYInventors: Yae KANAI, Eri ARAI, Junko KURAMOTO, Takuya YOTANI, Yuriko YAMADA
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Publication number: 20230130995Abstract: A subject of the present invention is to provide an anti AQP3 antibody specifically recognizing the extracellular domain of aquaporin 3 (AQP3), which is one type of a water channel protein. By selecting a monoclonal antibody which specifically binds to an oligopeptide included in loop C as one of the extracellular domains of AQP3, an anti AQP3 antibody that is desired in the present invention is provided. An anti AQP3 monoclonal antibody of the present invention can directly bind, from the outside of a cell, to AQP3 present in a cell membrane. Furthermore, as an anti AQP3 monoclonal antibody of the present invention can have an inhibitory activity, the function of permeating a low molecular weight molecule or the like, which is carried by AQP3, can be suppressed.Type: ApplicationFiled: April 12, 2022Publication date: April 27, 2023Applicant: Keio UniversityInventors: Mariko Chikuma, Masato Yasui
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Patent number: 11633465Abstract: Provided herein are compositions and methods for the induction and/or proliferation of CD8+ T-cells. The disclosure also provides methods of treatment of diseases that can be treated by the induction and/or proliferation of CD8+ T-cells.Type: GrantFiled: January 17, 2020Date of Patent: April 25, 2023Assignees: Keio University, The University of TokyoInventors: Kenya Honda, Takeshi Tanoue, Masahira Hattori, Yutaka Kawakami
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Patent number: 11633433Abstract: With the aim of proving an antibacterial composition against oral bacteria and the like capable of inducing Th1 cell proliferation or activation in an intestinal tract, the present inventors have found out that bacteria that suppress colonization and the like of the oral bacteria and the like in the intestinal tract are present in an intestinal microbiota. Moreover, the present inventors have succeeded in isolating intestinal bacteria that suppress intestinal colonization and the like of oral bacteria and the like.Type: GrantFiled: July 18, 2018Date of Patent: April 25, 2023Assignee: KEIO UNIVERSITYInventors: Kenya Honda, Koji Atarashi, Seiko Narushima, Wataru Suda, Masahira Hattori, Munehiro Furuichi, Takaaki Kawaguchi, Keiko Mitobe
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Publication number: 20230119560Abstract: The kidney regeneration accelerator that contains a component obtained by decellularizing a mammalian organ. The production method for a kidney regeneration accelerator that involves decellularizing a mammalian organ to obtain a component that includes an extracellular matrix, freeze drying and then pulverizing the component to obtain a powder, and performing a sterilization treatment on the powder. A pharmaceutical composition for use in treating kidney disease that contains a component obtained by decellularizing a mammalian organ. A treatment method for kidney disease that involves applying a pharmaceutical composition that contains a component obtained by decellularizing a mammalian organ to a site to be treated of the kidney of a human or animal kidney disease patient.Type: ApplicationFiled: January 15, 2021Publication date: April 20, 2023Applicants: KEIO UNIVERSITY, JSR CorporationInventors: Hiroshi YAGI, Hiroko KUSHIGE, Kohei KURODA, Akiko SATO, Kenichi HAMADA, Yuki AMANO
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Publication number: 20230082797Abstract: A mobile body control device includes: an observation trajectory acquisition unit that acquires, a trajectory along which the subject walks; a basic trajectory acquisition unit that acquires, a basic trajectory that matches the observation trajectory; a subject predicted trajectory acquisition unit that acquires a trajectory along which the subject walks after the current time point based on the specific basic trajectory; a prediction reliability calculation unit that calculates a prediction reliability based on uncertainty added along the subject predicted trajectory; a target trajectory acquisition unit that acquires, a trajectory formed by a target position of a mobile body set ahead of the subject in a traveling direction of the subject; and a control-command-sequence-generating unit that generates a control command sequence using an evaluation function that uses as input the subject predicted trajectory, prediction reliability, target trajectory, and a control trajectory.Type: ApplicationFiled: March 31, 2021Publication date: March 16, 2023Applicants: AISIN CORPORATION, KEIO UNIVERSITYInventors: Kazuhiro KUNO, Yutaka WATANABE, Masaki TAKAHASHI, Ayanori YOROZU, Shunichi SEKIGUCHI
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Publication number: 20230063703Abstract: The present invention provides a drug for treating and/or preventing enteritis and/or hepatitis, said drug containing D-amino acid as an active ingredient. In addition, the present invention provides a food composition for suppressing enteritis and/or hepatitis, said composition containing D-amino acid as an active ingredient. In addition, the present invention provides a method for assisting diagnosis of enteritis and/or hepatitis in a subject, said method using the amount of D-amino acid in the intestinal tract as an indicator.Type: ApplicationFiled: February 18, 2021Publication date: March 2, 2023Applicants: Keio University, Kagami Inc.Inventors: Takanori KANAI, Tomohisa SUJINO, Satoko UMEDA, Kentaro MIYAMOTO
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Publication number: 20230024068Abstract: The present invention provides a prophylactic or therapeutic composition for graft-versus-host disease (GVHD). There is provided a prophylactic or therapeutic composition for GVHD, which comprises bacteria belonging to any genus selected from the group consisting of the following genera: Blautia, Clostridium, unclassified Clostridiales, Actinomyces, Parabacteroides, Lachnoclostridium, Bacteroides, Faecalibacterium, unclassified Lachnospiraceae, Roseburia, Ruminococcus, unclassified Firmicutes, Dorea, Phascolarctobacterium, Sutterella, Megamonas, Collinsella, Eubacterium, and Coprococcus, etc., or any combination of bacteria belonging to these genera.Type: ApplicationFiled: November 25, 2020Publication date: January 26, 2023Applicants: JSR CORPORATION, TOKYO METROPOLITAN GOVERNMENT, KEIO UNIVERSITYInventors: Kazuhiko KAKIHANA, Kyoko INAMOTO, Kenya HONDA, Kozue TAKESHITA, Yuuko KIRIDOOSHI
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Publication number: 20230002832Abstract: Provided is a method for diagnosing upper urinary tract urothelial carcinoma with low invasiveness and high reliability. A method for identifying a cell or tissue having upper urinary tract urothelial carcinoma, comprising: detecting the DNA methylation level of at least one of specific CpG sites in genomic DNA derived from an upper urinary tract urothelial cell or a tissue containing the upper urinary tract urothelial cell; and determining whether the cell or tissue containing such a cell has upper urinary tract urothelial carcinoma on the basis of the detected DNA methylation level.Type: ApplicationFiled: November 27, 2020Publication date: January 5, 2023Applicant: KEIO UNIVERSITYInventors: Yae KANAI, Eri ARAI, Mao FUJIMOTO, Takuya YOTANI, Yuriko YAMADA
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Publication number: 20230002724Abstract: A production method for an organoid, the production method including a step of culturing adult stem cells or a cell tissue piece including adult stem cells in a medium containing a chimeric Fibroblast Growth Factor (FGF) that includes a partial region of FGF1 and a partial region of FGF2; an organoid produced by the production method; a medium including a chimeric FGF and having a content of chimeric FGF of 50 ng/mL or less; and an evaluation method for a test substance are provided, and according to the chimeric FGF, a content of growth factors included in a medium can be reduced.Type: ApplicationFiled: December 15, 2020Publication date: January 5, 2023Applicants: JSR Corporation, KEIO UNIVERSITYInventors: Kentaro SHOJI, Toshiro SATO
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Patent number: 11534105Abstract: An estimation method for estimating a parameter related to skin function is provided. The estimation method includes an image acquisition step for acquiring a skin image in which unevenness of a skin surface is captured; an extraction step for extracting a feature vector based on topological information on the skin image from the skin image acquired in the image acquisition step; an estimation step for estimating the parameter related to skin function based on the feature vector extracted in the extraction step, using an estimation model constructed based on past actual measurement data in which feature vectors are associated with the parameter related to skin function; and a presentation step for presenting the parameter related to skin function estimated in the estimation step.Type: GrantFiled: March 19, 2020Date of Patent: December 27, 2022Assignees: KEIO UNIVERSITY, KOSE CorporationInventors: Hiroshi Kawasaki, Eiryo Kawakami, Keita Koseki, Tamotsu Ebihara, Masayuki Amagai, Eiji Naru, Makoto Mizuno, Miki Ito, Toru Atsugi, Yukako Kimura
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Patent number: 11535654Abstract: The present invention addresses the problem of providing: a fusion protein or conjugated protein having excellent cell membrane permeability, containing a partial peptide derived from human, and suitable for intracellular delivery; an intracellular delivery carrier comprising such a fusion protein or conjugated protein; a partial peptide; a cell membrane permeation enhancer comprising the partial peptide; DNA; and a vector. The fusion protein or conjugated protein has a partial peptide comprising at least seven consecutive amino acid residues of an amino acid sequence encoded by a predetermined DNA, and a ligand directly or indirectly bound to the partial peptide and having the capability of binding to cell surfaces. The ligand is preferably an antibody. The intracellular delivery carrier comprises the fusion protein or conjugated protein. The cell membrane permeation enhancer comprises the partial peptide.Type: GrantFiled: June 2, 2016Date of Patent: December 27, 2022Assignee: Keio UniversityInventors: Kei Sudo, Keisuke Niikura, Nobuhide Doi
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Patent number: 11525779Abstract: An object is to measure absorbance of aqueous cosmetic materials that have not heretofore been studied for absorbance measurement, and particularly to form a uniform layer of thin film in order to ensure accurate measurement without causing these aqueous cosmetic materials, which are O/W emulsions, to undergo phase separation during measurement. As a means for achieving the foregoing, an absorbance measurement method is provided, wherein an absorbent aqueous composition is applied on the surface of a substrate, which surface has been plasma treated, arc-discharge treated, or corona-discharge treated, to achieve a contact angle with pure water of 0 to 70.0 degrees, and the applied absorbent aqueous composition is measured for absorbance.Type: GrantFiled: August 31, 2017Date of Patent: December 13, 2022Assignee: KEIO UNIVERSITYInventors: Kouichi Asakura, Akihiro Kuroda
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Publication number: 20220380725Abstract: According to a production method for a brain organoid, comprising a step 1 of carrying out suspension culture of human pluripotent stem cells having a mutation in at least one or more base sequences in an exon selected from the group consisting of an exon 9, an exon 10, an exon 11, an exon 12, and an exon 13 of a microtubule-associated protein tau (MAPT) gene, and having a mutation in at least one or more base sequences in an intron 10 of the MAPT gene, it is possible to produce a brain organoid having a phosphorylated 3-repeat tau protein and a phosphorylated 4-repeat tau protein.Type: ApplicationFiled: November 5, 2020Publication date: December 1, 2022Applicants: JSR Corporation, KEIO UNIVERSITYInventors: Hayato HIRAMINE, Hideyuki OKANO, Seiji SHIOZAWA, Mitsuru ISHIKAWA
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Publication number: 20220372440Abstract: The present invention aims to solve a problem in T-cell transfer therapy and the like, which is T-cell exhaustion, and to provide a technique to enhance T cell activity. T cells having cell surface markers of CD45RA+ and CCR7+ can be produced by culturing activated T cells in the presence of (a) a conditioned medium derived from stromal cells or (b) CXCL12.Type: ApplicationFiled: October 27, 2020Publication date: November 24, 2022Applicants: DAIICHI SANKYO COMPANY, LIMITED, KEIO UNIVERSITYInventors: Wataru Tomisato, Akihiko Yoshimura, Taisuke Kondo, Makoto Ando