Patents by Inventor Toshikazu Bando

Toshikazu Bando has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11185593
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: November 30, 2021
    Assignee: CHIBA PREFECTURE
    Inventors: Hiroki Nagase, Hiroshi Sugiyama, Toshikazu Bando, Atsushi Takatori
  • Patent number: 11097009
    Abstract: The present invention provides: a histone modification control agent for activating expression of a specific gene, i.e., a complex including a histone acetylation enzyme activator useful as an agent for activating a specific gene, and a polyamide for recognizing a regulatory region of a target gene; and a method for manufacturing the same. This complex specifically activates a group of genes relating to maintenance and/or differentiation of stem cells or precursor cells.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: August 24, 2021
    Assignee: KYOTO UNIVERSITY
    Inventors: Hiroshi Sugiyama, Toshikazu Bando
  • Publication number: 20200376133
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Application
    Filed: July 1, 2020
    Publication date: December 3, 2020
    Applicant: Chiba Prefecture
    Inventors: Hiroki NAGASE, Hiroshi SUGIYAMA, Toshikazu BANDO, Atsushi TAKATORI
  • Patent number: 10751421
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: August 25, 2020
    Assignee: CHIBA PREFECTURE
    Inventors: Hiroki Nagase, Hiroshi Sugiyama, Toshikazu Bando, Atsushi Takatori
  • Publication number: 20190290773
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Application
    Filed: April 8, 2019
    Publication date: September 26, 2019
    Applicant: Chiba Prefecture
    Inventors: Hiroki Nagase, Hiroshi Sugiyama, Toshikazu Bando
  • Publication number: 20190255182
    Abstract: The present invention provides: a histone modification control agent for activating expression of a specific gene, i.e., a complex including a histone acetylation enzyme activator useful as an agent for activating a specific gene, and a polyamide for recognizing a regulatory region of a target gene; and a method for manufacturing the same. This complex specifically activates a group of genes relating to maintenance and/or differentiation of stem cells or precursor cells.
    Type: Application
    Filed: February 12, 2016
    Publication date: August 22, 2019
    Applicant: KYOTO UNIVERSITY
    Inventors: Hiroshi SUGIYAMA, Toshikazu BANDO
  • Patent number: 10350300
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: July 16, 2019
    Assignee: CHIBA PREFECTURE
    Inventors: Hiroki Nagase, Hiroshi Sugiyama, Toshikazu Bando
  • Publication number: 20160310605
    Abstract: The present invention provides a novel alkylating agent specifically binding to the genetic mutation site of a driver oncogene. There are provided are a complex formed by binding an alkylating agent to a pyrrole imidazole polyamide specifically binding to the genetic mutation site of a driver oncogene, a driver oncogene mutation-specific alkylating agent comprising the aforementioned complex, and a pharmaceutical composition comprising the aforementioned complex.
    Type: Application
    Filed: October 14, 2014
    Publication date: October 27, 2016
    Applicants: CHIBA PREFECTURE, KYOTO UNIVERSITY
    Inventors: Hiroki NAGASE, Hiroshi SUGIYAMA, Toshikazu BANDO
  • Publication number: 20110160399
    Abstract: The present invention provides a target gene-specific histone modification regulator, which comprises a conjugate between a histone modification regulator and a polyamide capable of recognizing a regulatory region in a target gene. This enables the provision of a target gene-specific histone modification regulator.
    Type: Application
    Filed: July 1, 2009
    Publication date: June 30, 2011
    Applicant: NIHON UNIVERSITY
    Inventors: Hiroki Nagase, Hiroshi Sugiyama, Tukasa Suzuki, Toshikazu Bando, Makoto Kimura, Akimichi Ohtsuki
  • Patent number: 7745473
    Abstract: There is provided a novel pyrrole-imidazole polyamide compound for alkylating the specific base sequence of DNA, the polyamide compound being capable of being synthesized through fewer reaction steps than known hybrid molecules and having a combination of a high reactivity in DNA alkylation and the ability to recognize a sequence. Furthermore, there is provided an alkylating agent and a molecule serving as a drug, the alkylating agent and the molecule containing the polyamide compound.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: June 29, 2010
    Assignee: Kyoto University
    Inventors: Hiroshi Sugiyama, Toshikazu Bando
  • Patent number: 7456294
    Abstract: It is intended to provide a pyrrole-imidazole polyamide type functional molecule having enhanced abilities of alkylating DNA and recognizing a sequence, compared with the existing functional molecules of this type, for a specific base sequence occurring on DNA. A hairpin polyamide having an alkylation site via a vinyl linker at the end of a pyrrole-imidazole polyamide. Drugs for inhibiting the expression of a specific gene and anticancer agents containing the above hairpin polyamide.
    Type: Grant
    Filed: March 3, 2003
    Date of Patent: November 25, 2008
    Assignee: Japan Science and Technology Agency
    Inventors: Hiroshi Sugiyama, Toshikazu Bando, Isao Saito
  • Publication number: 20070191260
    Abstract: There is provided a novel pyrrole-imidazole polyamide compound for alkylating the specific base sequence of DNA, the polyamide compound being capable of being synthesized through fewer reaction steps than known hybrid molecules and having a combination of a high reactivity in DNA alkylation and the ability to recognize a sequence. Furthermore, there is provided an alkylating agent and a molecule serving as a drug, the alkylating agent and the molecule containing the polyamide compound.
    Type: Application
    Filed: March 10, 2005
    Publication date: August 16, 2007
    Applicant: Tmrc Co., Ltd.
    Inventors: Hiroshi Sugiyama, Toshikazu Bando
  • Patent number: 6946455
    Abstract: Compounds represented by the general formula (I): which two DNA strands can be interstrand-crossliked: A-L-B-X-B-L-A??(I) wherein B represents a chemical structure capable of recognizing the nucleotide sequence of DNA; A represents a chemical structure capable of binding to one of the bases of DNA; L represents a linker by which the chemical structures of A and B can be linked to each other; X represents a spacer by which the A-L-B components can be linked to each other. A method of interstrand-crosslinking DNA by using these compounds; and medicinal compositions containing interstarand-crosslinking agents of DNA.
    Type: Grant
    Filed: May 1, 2001
    Date of Patent: September 20, 2005
    Assignee: Japan Science and Technology Corporation
    Inventors: Hiroshi Sugiyama, Toshikazu Bando, Hirokazu Iida, Isao Saito
  • Publication number: 20050176647
    Abstract: It is intended to provide a pyrrole-imidazole polyamide type functional molecule having enhanced abilities of alkylating DNA and recognizing a sequence, compared with the existing functional molecules of this type, for a specific base sequence occurring on DNA. A hairpin polyamide having an alkylation site via a vinyl linker at the end of a pyrrole-imidazole polyamide. Drugs for inhibiting the expression of a specific gene and anticancer agents containing the above hairpin polyamide.
    Type: Application
    Filed: March 3, 2003
    Publication date: August 11, 2005
    Inventors: Hiroshi Sugiyama, Toshikazu Bando, Isao Saito
  • Publication number: 20040086851
    Abstract: Compounds represented by the general formula (I): which two DNA strands can be interstrand-crossliked:
    Type: Application
    Filed: May 23, 2002
    Publication date: May 6, 2004
    Inventors: Hiroshi Sugiyama, Toshikazu Bando, Hirokazu Iida, Isao Saito