Patents Assigned to Perseus Proteomics Inc.
  • Patent number: 11951168
    Abstract: Provided is a composition containing a buffer to be used at the time of labeling of a chelated targeting agent with 90Y, 153Sm, 165Dy, 165Er, 166Ho, or 177Lu. At least one kind of buffer selected from the group consisting of benzoic acid, maleic acid, fumaric acid, succinic acid, and salts thereof is incorporated in a composition containing a chelated targeting agent.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: April 9, 2024
    Assignee: PERSEUS PROTEOMICS INC.
    Inventors: Yuichi Funase, Masahiro Kurokawa
  • Publication number: 20230250180
    Abstract: It is an object of the present invention to provide a therapeutic drug for carcinomatous peritonitis. According to the present invention, a therapeutic drug for carcinomatous peritonitis which comprises an antibody which recognizes a transferrin receptor, is provided.
    Type: Application
    Filed: November 27, 2020
    Publication date: August 10, 2023
    Applicants: PERSEUS PROTEOMICS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY
    Inventors: Fumiko NOMURA, Tadashi MATSUURA, Lilin ZHANG, Yoichi AIKAWA, Takayuki ASAO, Takehiko YOKOBORI
  • Publication number: 20230220098
    Abstract: It is an object of the present invention to provide a therapeutic drug for polycythemia. According to the present invention, provided is a therapeutic drug for polycythemia, comprising an antibody which recognizes the amino acids at positions 629 to 633 of a human transferrin receptor.
    Type: Application
    Filed: September 4, 2020
    Publication date: July 13, 2023
    Applicants: PERSEUS PROTEOMICS INC., JUNTENDO EDUCATIONAL FOUNDATION
    Inventors: Lilin ZHANG, Fumiko NOMURA, Norio KOMATSU, Marito ARAKI
  • Publication number: 20220332838
    Abstract: It is an object of the present invention to provide an agent for inhibiting iron uptake into cells wherein the agent targets TfR, and an agent for inhibiting the binding between human Tf and human TfR. The present invention provides an agent for inhibiting iron uptake into cells which comprises an antibody which recognizes the amino acids at positions 629 to 633 of a human transferrin receptor.
    Type: Application
    Filed: November 19, 2019
    Publication date: October 20, 2022
    Applicant: PERSEUS PROTEOMICS INC.
    Inventors: Lilin ZHANG, Fumiko NOMURA, Keiko KATSUMI, Romi KOTAKA, Yuta OHIRA
  • Patent number: 10030071
    Abstract: It is an object of the present invention to provide an anti-ITGA6/B4 human antibody, which specifically recognizes ITGA6B4 complex expressed on a cell membrane and inhibits the adhesion of the ITGA6B4 complex to laminin, so as to inhibit adhesion of cancer cells to a bone marrow niche, and which is also capable of remarkably enhancing the effects of an anticancer agent on an anticancer agent resistant strain. The present invention provides an antibody against integrin A6B4, wherein the antibody specifically recognizes a human integrin A6B4 complex and inhibits intercellular adhesion.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: July 24, 2018
    Assignees: UNIVERSITY OF MIYAZAKI, FUJITA HEALTH UNIVERSITY, PERSEUS PROTEOMICS INC.
    Inventors: Kazuhiro Morishita, Kazuko Kaneda, Yoshikazu Kurosawa, Gene Kurosawa, Katsuyuki Mitomo, Katsushi Kouda, Yoshinori Ukai
  • Patent number: 9764041
    Abstract: It is an object of the present invention to provide a drug conjugate comprising an anti-CDH3 antibody that efficiently kills cancer cells expressing CDH3. According to the present invention, there is provided an immune complex formed by binding an antibody against CDH3 or a fragment thereof having CDH3 binding ability to a chemotherapeutic agent.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: September 19, 2017
    Assignee: PERSEUS PROTEOMICS INC.
    Inventors: Keisuke Ishii, Katsuyuki Mitomo, Katsushi Kouda, Fumiko Nomura, Yoko Kayukawa, Tadashi Matsuura
  • Patent number: 9644028
    Abstract: The present invention provides an anti-CDH3 humanized antibody having lower immunogenicity, and an anti-CDH3 humanized antibody drug conjugate having the aforementioned anti-CDH3 humanized antibody. The present invention provides a conjugate of an anti-CDH3 humanized antibody and a drug by conjugating a drug having cytotoxicity to an anti-CDH3 humanized antibody having complementarity determining region sequences derived from the heavy chain variable region of an antibody produced by cells having Accession No.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: May 9, 2017
    Assignee: PERSEUS PROTEOMICS INC.
    Inventors: Keisuke Ishii, Katsuyuki Mitomo, Katsushi Kouda, Fumiko Nomura, Yoko Kayukawa, Tadashi Matsuura
  • Patent number: 9644029
    Abstract: A method for diagnosing cancer comprising detecting ROBO1 protein is disclosed. In addition, a method for treating a disease caused by abnormal cell growth comprising administrating an antibody that binds to ROBO1, as well as a pharmaceutical composition, a cell growth inhibitor and an anticancer agent comprising an antibody that binds to ROBO1 as an active ingredient are disclosed. Further, a method for inducing cell damages in a ROBO1 expressing cell and a method for inhibiting the growth of a ROBO1 expressing cell by bringing a ROBO1 expressing cell into contact with an antibody that binds to ROBO1, are disclosed. Furthermore, a method for monitoring progression of hepatitis by detecting ROBO1 protein is disclosed.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: May 9, 2017
    Assignees: Perseus Proteomics Inc., Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hiroyuki Aburatani, Yoshitaka Hippo, Akira Watanabe, Masashi Fukayama, Yukio Ito, Masahiro Arai, Hirotaka Ito, Toshihiko Ohtomo, Shin-ichi Funahashi, Yasuko Kinoshita
  • Patent number: 9598496
    Abstract: An object of present invention is to provide a complete human anti-human TfR antibody, which specifically recognizes human TfR, inhibits the survival or growth of cancer cells that highly express TfR, and has no immunogenicity to humans. The present invention provides an antibody which specifically reacts with human TfR, wherein the antibody comprises any one of the amino acid sequences shown in SEQ ID NOS: 1-3, 7-9, 13-15, 19-21, 25-27, 31-33, 37-39, 43-45, 49-51, 55-57, 61-63, 67-69, 73-75, 79-81, 85-87, 91-93, 97-99, 103-105, 109-111, and 115-117, as each of a heavy chain first complementarity determining region (VH CDR1), a heavy chain second complementarity determining region (VH CDR2), and a heavy chain third complementarity determining region (VH CDR3).
    Type: Grant
    Filed: May 7, 2012
    Date of Patent: March 21, 2017
    Assignees: PERSEUS PROTEOMICS INC., UNIVERSITY OF MIYAZAKI
    Inventors: Yoshikazu Kurosawa, Kazuhiro Morishita, Lilin Zhang, Gene Kurosawa, Katsuyuki Mitomo, Yukio Sudo, Fumiko Nomura, Yoshinori Ukai
  • Patent number: 9593165
    Abstract: The present invention provides an antibody, in which the heavy chain first complementarity determining region (VH CDR1), the heavy chain second complementarity determining region (VH CDR2), and the heavy chain third complementarity determining region (VH CDR3) are shown in SEQ ID NOs: 1, 2, and 7, respectively, and the light chain first complementarity determining region (VL CDR1), the light chain second complementarity determining region (VL CDR2), and the light chain third complementarity determining region (VL CDR3) are shown in SEQ ID NOs: 4, 5, and 6, respectively.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: March 14, 2017
    Assignees: UNIVERSITY OF MIYAZAKI, PERSEUS PROTEOMICS INC.
    Inventors: Yoshikazu Kurosawa, Kazuhiro Morishita, Lilin Zhang, Gene Kurosawa, Katsuyuki Mitomo, Yukio Sudo, Fumiko Nomura, Yoshinori Ukai
  • Patent number: 9513292
    Abstract: Provided is a method for diagnosing cancer by detecting a novel cancer marker. Cancer can be diagnosed by detecting soluble glypican 3 in a test sample.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: December 6, 2016
    Assignee: Perseus Proteomics Inc.
    Inventors: Hiroyuki Aburatani, Yutaka Midorikawa, Kiyotaka Nakano, Iwao Ohizumi, Yukio Ito, Susumu Tokita
  • Patent number: 9434775
    Abstract: Disclosed are a protein encoded by a gene having a nucleotide sequence represented by any of SEQ ID NOs: 1 to 65 or a fragment thereof, an antibody recognizing the protein or antigen-binding fragment thereof, and a polynucleotide having a sequence comprising at least 12 consecutive nucleotides of a nucleotide sequence represented by any of SEQ ID NOs: 1 to 65 or a nucleotide sequence complementary thereto. The gene and the protein of the invention is useful for diagnosing and treating cancer.
    Type: Grant
    Filed: April 1, 2009
    Date of Patent: September 6, 2016
    Assignees: Perseus Proteomics Inc., Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hiroyuki Aburatani, Yoshitaka Hippo, Hirokazu Taniguchi, Yong xin Chen, Shumpei Ishikawa, Shin-ichi Fukumoto, Takahiro Shimamura, Naoka Kamimura, Ying qiu Guo, Shogo Yamamoto, Yukio Ito, Hirotaka Ito, Toshihiko Ohtomo
  • Publication number: 20160200799
    Abstract: It is an object of the present invention to provide a novel antibody having a high binding activity and a high neutralizing activity on influenza viruses. The present invention provides an antibody, which neutralizes H1 influenza virus and/or H5 influenza virus, wherein the antibody has a heavy chain variable region having CDRs consisting of a defined heavy chain first complementarity-determining region (VH CDR1), a defined heavy chain second complementarity-determining region (VH CDR2) and a defined heavy chain third complementarity-determining region (VH CDR3), and a light chain variable region having CDRs consisting of a defined light chain second complementarity-determining region (VL CDR2) and a defined light chain third complementarity-determining region (VL CDR3).
    Type: Application
    Filed: August 20, 2014
    Publication date: July 14, 2016
    Applicants: FUJITA HEALTH UNIVERSITY, THE RESEARCH FOUNDATION FOR MICROBIAL DISEASES OF OSAKA UNIVERSITY, PERSEUS PROTEOMICS INC.
    Inventors: Yoshikazu KUROSAWA, Nobuko OSHIMA, Yoshinobu OKUNO, Katsuyuki MITOMO, Katsushi KOUDA
  • Publication number: 20160194400
    Abstract: It is an object of the present invention to provide an anti-ITGA6/B4 human antibody, which specifically recognizes ITGA6B4 complex expressed on a cell membrane and inhibits the adhesion of the ITGA6B4 complex to laminin, so as to inhibit adhesion of cancer cells to a bone marrow niche, and which is also capable of remarkably enhancing the effects of an anticancer agent on an anticancer agent resistant strain. The present invention provides an antibody against integrin A6B4, wherein the antibody specifically recognizes a human integrin A6B4 complex and inhibits intercellular adhesion.
    Type: Application
    Filed: September 5, 2014
    Publication date: July 7, 2016
    Applicants: UNIVERSITY OF MIYAZAKI, FUJITA HEALTH UNIVERSITY, PERSEUS PROTEOMICS INC.
    Inventors: Kazuhiro MORISHITA, Kazuko KANEDA, Yoshikazu KUROSAWA, Gene KUROSAWA, Katsuyuki MITOMO, Katsushi KOUDA, Yoshinori UKAI
  • Patent number: 9376475
    Abstract: Disclosed are a protein encoded by a gene having a nucleotide sequence represented by any of SEQ ID NOs: 1 to 65 or a fragment thereof, an antibody recognizing the protein or antigen-binding fragment thereof, and a polynucleotide having a sequence comprising at least 12 consecutive nucleotides of a nucleotide sequence represented by any of SEQ ID NOs: 1 to 65 or a nucleotide sequence complementary thereto. The gene and the protein of the invention is useful for diagnosing and treating cancer.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: June 28, 2016
    Assignees: Perseus Proteomics Inc., Chugai Seiyak Kabushiki Kaisha
    Inventors: Hiroyuki Aburatani, Yoshitaka Hippo, Hirokazu Taniguchi, Yong xin Chen, Shumpei Ishikawa, Shin-ichi Fukumoto, Takahiro Shimamura, Naoko Kamimura, Ying qiu Guo, Shogo Yamamoto, Yukio Ito, Hirotaka Ito, Toshihiko Ohtomo
  • Publication number: 20160152703
    Abstract: It is an object of the present invention to produce an anti-CDH3 humanized antibody having lower immunogenicity, and to provide an anti-CDH3 humanized antibody drug conjugate comprising the aforementioned anti-CDH3 humanized antibody that more efficiently kills cancer cells expressing CDH3. The present invention provides a conjugate of an anti-CDH3 humanized antibody and a drug by conjugating a drug having cytotoxicity to an anti-CDH3 humanized antibody which comprises complementarity determining region sequences derived from the heavy chain variable region of an antibody produced by cells having Accession No.
    Type: Application
    Filed: February 14, 2014
    Publication date: June 2, 2016
    Applicant: PERSEUS PROTEOMICS INC.
    Inventors: Keisuke ISHII, Katsuyuki MITOMO, Katsushi KOUDA, Fumiko NOMURA, Yoko KAYUKAWA, Tadashi MATSUURA
  • Patent number: 9328160
    Abstract: It is an object of the present invention to provide an anti-cadherin antibody having a high internalization capacity and provide an anti-cadherin antibody-drug conjugate that effectively kills cadherin-expressing cancer cells with the use of such antibody. The present invention provides an anti-cadherin antibody which recognizes a cadherin domain 1 (EC1) of cadherin and exhibits a high internalization capacity.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: May 3, 2016
    Assignee: PERSEUS PROTEOMICS INC.
    Inventors: Keisuke Ishii, Keiko Katsumi, Tadashi Matsuura, Yukio Sudo, Katsuyuki Mitomo, Katsushi Kouda
  • Publication number: 20160058883
    Abstract: It is an object of the present invention to provide a drug conjugate comprising an anti-CDH3 antibody that efficiently kills cancer cells expressing CDH3. According to the present invention, there is provided an immune complex formed by binding an antibody against CDH3 or a fragment thereof having CDH3 binding ability to a chemotherapeutic agent.
    Type: Application
    Filed: April 4, 2012
    Publication date: March 3, 2016
    Applicant: PERSEUS PROTEOMICS INC.
    Inventors: Keisuke ISHII, Katsuyuki MITOMO, Katsushi KOUDA, Fumiko NOMURA, Yoko KAYUKAWA, Tadashi MATSUURA
  • Patent number: 9273140
    Abstract: To provide a method for detecting cellular DNA damage by specifically recognizing molecules responsive to DNA strand breaks. A method for detecting DNA damage in cells, which comprises administering in vivo, to cells, an antibody against a cell membrane surface antigen that is expressed in cells undergoing DNA strand breaks to a greater extent than in cells not undergoing DNA strand breaks in an environment that causes DNA damage, and analyzing the expression status of the cell membrane surface antigen.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: March 1, 2016
    Assignees: FUJITA HEALTH UNIVERSITY, Perseus Proteomics Inc.
    Inventors: Yoshikazu Kurosawa, Maiko Kurosawa, Gene Kurosawa
  • Publication number: 20150291697
    Abstract: The present invention provides an antibody, in which the heavy chain first complementarity determining region (VH CDR1), the heavy chain second complementarity determining region (VH CDR2), and the heavy chain third complementarity determining region (VH CDR3) are shown in SEQ ID NOs: 1, 2, and 7, respectively, and the light chain first complementarity determining region (VL CDR1), the light chain second complementarity determining region (VL CDR2), and the light chain third complementarity determining region (VL CDR3) are shown in SEQ ID NOs: 4, 5, and 6, respectively.
    Type: Application
    Filed: November 8, 2013
    Publication date: October 15, 2015
    Applicants: PERSEUS PROTEOMICS INC., UNIVERSITY OF MIYAZAKI
    Inventors: Yoshikazu Kurosawa, Kazuhiro Morishita, Lilin Zhang, Gene Kurosawa, Katsuyuki Mitomo, Yukio Sudo, Fumiko Nomura, Yoshinori Ukai