Patents by Inventor Toshihiro Tsukui
Toshihiro Tsukui 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).
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Patent number: 11104727Abstract: Provided are an anti-canine TARC antibody for use in the treatment and diagnosis of canine atopic dermatitis, and a method for treating or diagnosing canine atopic dermatitis using the same. An anti-canine TARC monoclonal antibody binding to canine TARC, comprising a heavy chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 2 and a light chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 4, or a functional fragment thereof binding to canine TARC.Type: GrantFiled: October 13, 2016Date of Patent: August 31, 2021Assignee: NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Toshihiro Tsukui, Miyuki Kageyama, Masahiro Kato, Rieko Suzuki
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Patent number: 10428112Abstract: The present invention provides a synthetic peptide capable of inducing an antibody to an autoantigen, and specifically, provides: a multiplexed same type-antigenic peptide having a dendritic core and B-cell recognition peptides, wherein the multiplexed same type-antigenic peptide comprises 4 to 8 B-cell recognition peptides of the same type that are bound to the terminal ends of the dendritic core directly or via a spacer, and each B-cell recognition peptide is bound to the terminal end of the dendritic core directly or via a spacer; an antibody production-inducing agent having the peptides; and a method for producing the peptide.Type: GrantFiled: June 11, 2015Date of Patent: October 1, 2019Assignees: RIKEN, Animal Allergy Clinical Laboratories Inc., Nippon Zenyaku Kogyo Co., Ltd.Inventors: Kenichi Masuda, Yasuyuki Ishii, Toshihiro Tsukui
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Publication number: 20180319879Abstract: Provided are an anti-canine TARC antibody for use in the treatment and diagnosis of canine atopic dermatitis, and a method for treating or diagnosing canine atopic dermatitis using the same. An anti-canine TARC monoclonal antibody binding to canine TARC, comprising a heavy chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 2 and a light chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 4, or a functional fragment thereof binding to canine TARC.Type: ApplicationFiled: October 13, 2016Publication date: November 8, 2018Applicant: NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Toshihiro TSUKUI, Miyuki KAGEYAMA, Masahiro KATO, Rieko SUZUKI
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Patent number: 9850317Abstract: Problem to be Solved: The present invention is intended to provide a polynucleotide encoding the light-chain variable region and the heavy-chain variable region of an anti-dog IgE antibody; and an anti-dog IgE antibody containing these variable regions. Solution: The present invention is DNA encoding a heavy-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 2 or 6 and DNA encoding a light-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 4 or 8, and an anti-dog IgE monoclonal antibody which binds to dog IgE, containing these variable regions or a functional fragment thereof which binds to dog IgE.Type: GrantFiled: March 17, 2014Date of Patent: December 26, 2017Assignees: KAZUSA DNA RESEARCH INSTITUTE, ANIMAL ALLERGY CLINICAL LABORATORIES INC., NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Osamu Ohara, Takahiro Nagase, Yoshihiro Yamaguchi, Reiko Ohara, Kenichi Masuda, Toshihiro Tsukui
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Publication number: 20170158738Abstract: The present invention provides a synthetic peptide capable of inducing an antibody to an autoantigen, and specifically, provides: a multiplexed same type-antigenic peptide having a dendritic core and B-cell recognition peptides, wherein the multiplexed same type-antigenic peptide comprises 4 to 8 B-cell recognition peptides of the same type that are bound to the terminal ends of the dendritic core directly or via a spacer, and each B-cell recognition peptide is bound to the terminal end of the dendritic core directly or via a spacer; an antibody production-inducing agent having the peptides; and a method for producing the peptide.Type: ApplicationFiled: June 11, 2015Publication date: June 8, 2017Inventors: Kenichi MASUDA, Yasuyuki ISHII, Toshihiro TSUKUI
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Patent number: 9657071Abstract: It is intended to provide an IgE peptide vaccine that can be used in the prevention or treatment of allergic diseases in animals other than mice, such as humans or dogs. The present invention provides a peptide consisting of (i) the amino acid sequence represented by SEQ ID NO: 28, or (ii) an amino acid sequence consisting of at least 10 consecutive amino acids in the amino acid sequence represented by SEQ ID NO: 28, wherein the peptide, when administered to an animal, is capable of specifically binding to a CH3 region in an IgE antibody of the animal and thereby blocking the binding of the IgE antibody to an IgE receptor.Type: GrantFiled: June 18, 2013Date of Patent: May 23, 2017Assignee: NIPPON ZENYAKU KOGYO CO., LTD.Inventor: Toshihiro Tsukui
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Publication number: 20160272728Abstract: Problem to be Solved: The present invention is intended to provide a polynucleotide encoding the light-chain variable region and the heavy-chain variable region of an anti-dog IgE antibody; and an anti-dog IgE antibody containing these variable regions. Solution: The present invention is DNA encoding a heavy-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 2 or 6 and DNA encoding a light-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 4 or 8, and an anti-dog IgE monoclonal antibody which binds to dog IgE, containing these variable regions or a functional fragment thereof which binds to dog IgE.Type: ApplicationFiled: March 17, 2014Publication date: September 22, 2016Applicants: KAZUSA DNA RESEARCH INSTITUTE, NIPPON ZENYAKU KOGYO CO., LTD., ANIMAL ALLERGY CLINICAL LABORATORIES INC.Inventors: Osamu OHARA, Takahiro NAGASE, Yoshihiro YAMAGUCHI, Reiko OHARA, Kenichi MASUDA, Toshihiro TSUKUI
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Publication number: 20150203550Abstract: It is intended to provide an IgE peptide vaccine that can be used in the prevention or treatment of allergic diseases in animals other than mice, such as humans or dogs. The present invention provides a peptide consisting of (i) the amino acid sequence represented by SEQ ID NO: 28, or (ii) an amino acid sequence consisting of at least 10 consecutive amino acids in the amino acid sequence represented by SEQ ID NO: 28, wherein the peptide, when administered to an animal, is capable of specifically binding to a CH3 region in an IgE antibody of the animal and thereby blocking the binding of the IgE antibody to an IgE receptor.Type: ApplicationFiled: June 18, 2013Publication date: July 23, 2015Inventor: Toshihiro Tsukui
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Patent number: 9056094Abstract: The present invention provides a vaccine adjuvant composition which is used in combination with an allergen vaccine, infection vaccine or tumor vaccine. The present invention specifically provides a vaccine adjuvant composition comprising hemozoin or ?-hematin and being used in combination with an allergen vaccine, infection vaccine or tumor vaccine, and a vaccine composition comprising the vaccine adjuvant composition and an allergen vaccine, infection vaccine or tumor vaccine.Type: GrantFiled: October 31, 2008Date of Patent: June 16, 2015Assignees: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITYInventors: Toshihiro Tsukui, Ken Ishii, Shizuo Akira, Cevayir Coban
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Publication number: 20140080997Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.Type: ApplicationFiled: October 14, 2013Publication date: March 20, 2014Applicant: NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Toshihiro TSUKUI, Hajime TSUJIMOTO, Shigehiro IWABUCHI
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Patent number: 8647630Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.Type: GrantFiled: September 12, 2011Date of Patent: February 11, 2014Assignee: Nippon Zenyaku Kogyo Co., Ltd.Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi
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Publication number: 20130034731Abstract: The present invention is directed to providing a method for preparing a vaccine adjuvant composition containing ?-hematin and a vaccine adjuvant composition obtained by the preparation method. The present invention is directed to a vaccine adjuvant composition containing a ?-hematin crystal having an average particle size of 20 to 500 nm.Type: ApplicationFiled: December 17, 2010Publication date: February 7, 2013Applicants: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITYInventors: Shizuo Akira, Ken Ishii, Cevayir Coban, Toshihiro Tsukui, Yoshikatsu Igari, Keiichi Ohata
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Publication number: 20120289679Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.Type: ApplicationFiled: September 12, 2011Publication date: November 15, 2012Applicant: NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Toshihiro TSUKUI, Hajime TSUJIMOTO, Shigehiro IWABUCHI
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Patent number: 8075898Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.Type: GrantFiled: April 7, 2005Date of Patent: December 13, 2011Assignee: Nippon Zenyaku Kogyo Co., Ltd.Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi
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Publication number: 20110091490Abstract: This invention provides vaccines against canine distemper virus infections, canine adenovirus type 2 infections, and canine parvovirus infections that can be orally administered. The invention also provides the attenuated canine distemper virus strain obtained by adapting the canine distemper virus 95-54 strains in cultured cells to attenuate the same, the attenuated canine adenovirus type 2 strain obtained by adapting the canine adenovirus type 2 F1 strain in cultured cells to attenuate the same, and an attenuated canine parvovirus strain obtained by adapting the canine parvovirus F3 strain in cultured cells to attenuate the same.Type: ApplicationFiled: September 13, 2007Publication date: April 21, 2011Applicant: NIPPON ZENYAKU KOGYO CO., LTD.Inventors: Masayuki Okazaki, Takahiro Yoshimura, Toshihiro Tsukui, Shigehiro Iwabuchi
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Publication number: 20100247568Abstract: The present invention provides a vaccine adjuvant composition which is used in combination with an allergen vaccine, infection vaccine or tumor vaccine.Type: ApplicationFiled: October 31, 2008Publication date: September 30, 2010Applicants: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITYInventors: Toshihiro Tsukui, Ken Ishii, Shizuo Akira, Cevayir Coban
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Publication number: 20080260759Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.Type: ApplicationFiled: April 7, 2005Publication date: October 23, 2008Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi