Patents Assigned to Mitsubishi Pharma Corporation
  • Publication number: 20070166825
    Abstract: The present invention provides useful means in an expansion culture system for a hematopoietic cell (hematopoietic stem cell, hematopoietic progenitor cell). Specifically, the present invention provides a composition for expanding a hematopoietic cell (hematopoietic stem cell, hematopoietic progenitor cell) containing recombinant human serum albumin; a serum-free medium for expanding a hematopoietic cell containing a basal medium and recombinant human serum albumin; a method of expanding a hematopoietic cell comprising culturing a hematopoietic cell in a serum-free medium containing recombinant human serum albumin, and a culture of a hematopoietic cell that can be obtained by the expansion method.
    Type: Application
    Filed: July 21, 2004
    Publication date: July 19, 2007
    Applicant: Mitsubishi Pharma Corporation
    Inventors: Asako Hatsuyama, Kiminari Ito, Tatsutoshi Nakahata
  • Publication number: 20070167455
    Abstract: The invention relates to therapeutic uses of a 2-(diaza-bicyclo-alkyl)-pyrimidone derivative represented by formula (I): Wherein R1, R2, R3, R4 and n are as defined herein. Specifically, the compounds of formula (I) are used for preventive and/or therapeutic treatment of a neurodegenerative disease caused by abnormal activity of GSK3?, such as Alzheimer's disease. The invention relates also to intermediates for the preparation of compound of formula (I).
    Type: Application
    Filed: March 29, 2007
    Publication date: July 19, 2007
    Applicants: SANOFI-AVENTIS, MITSUBISHI PHARMA CORPORATION
    Inventors: Alistair LOCHEAD, Mourad SAADY, Franck SLOWINSKI, Philippe YAICHE
  • Publication number: 20070161620
    Abstract: The present invention relates to an isoquinoline compound represented by the following formula (I), an optically active form thereof, a pharmaceutically acceptable salt thereof, a water adduct thereof, a hydrate thereof and a solvate thereof, as well as an agent for the prophylaxis and/or treatment of a disease caused by hyperreactivity of poly(ADP-ribose)polymerase, containing the compound, and a poly(ADP-ribose)polymerase inhibitor containing the compound. In addition, this compound is useful as an agent for the prophylaxis and/or treatment of cerebral infarction, particularly as an agent for the prophylaxis and/or treatment of acute cerebral infarction. Furthermore, this compound is useful as a prophylactic and/or therapeutic agent that improves neurological symptoms associated with cerebral infarction, particularly acute cerebral infarction. wherein the symbols are the same as defined in the description.
    Type: Application
    Filed: March 19, 2007
    Publication date: July 12, 2007
    Applicant: Mitsubishi Pharma Corporation
    Inventors: Masakazu Fujio, Hiroyuki Satoh, Shinya Inoue, Toshifumi Matsumoto, Yasuhiro Egi
  • Patent number: 7232827
    Abstract: The invention relates to a pyrimidone derivative represented by formula (I) or a salt thereof wherein: (I) X represents two hydrogen atoms, a sulphur atom, an oxygen atom or a C1-2 alkyl group and a hydrogen atom; Y represents a bond, an ethenylene group, an ethynylene group or a methylene group optionally substituted; R1 represents a 2, 3 or 4-pyridine ring or a 2, 4 or 5-pyrimidine ring optionally substituted; R2 represents a heterocyclic bicyclic rings, having 1–4 heteroatoms selected from an oxygen atom, a sulfur atom and a nitrogen atom and having 5–9 carbon atoms, of formula (II) R3 represents a hydrogen atom, a C1-6 alkyl group, a hydroxy group, a C1-4 alkoxy group or a halogen atom; R4 represents a hydrogen atom, a C1-6 alkyl group, a C1-4 alkoxy group or a halogen atom.
    Type: Grant
    Filed: February 26, 2003
    Date of Patent: June 19, 2007
    Assignees: Sanofi-Aventis, Mitsubishi Pharma Corporation
    Inventors: Alistair Lochead, Alain Nedelec, Mourad Saady, Philippe Yaiche
  • Patent number: 7220759
    Abstract: The present invention relates to an isoquinoline compound represented by the following formula (I), an optically active form thereof, a pharmaceutically acceptable salt thereof, a water adduct thereof, a hydrate thereof and a solvate thereof, as well as an agent for the prophylaxis and/or treatment of a disease caused by hyperreactivity of poly(ADP-ribose)polymerase, containing the compound, and a poly(ADP-ribose)polymerase inhibitor containing the compound. In addition, this compound is useful as an agent for the prophylaxis and/or treatment of cerebral infarction, particularly as an agent for the prophylaxis and/or treatment of acute cerebral infarction. Furthermore, this compound is useful as a prophylactic and/or therapeutic agent that improves neurological symptoms associated with cerebral infarction, particularly acute cerebral infarction. wherein the symbols are the same as defined in the description.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: May 22, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Masakazu Fujio, Hiroyuki Satoh, Shinya Inoue, Toshifumi Matsumoto, Yasuhiro Egi
  • Patent number: 7217539
    Abstract: A cell death inducer for mast cells, a preventive/therapeutic agent for diseases in which mast cells are implicated, having a fusion protein including a PTD and an MITF variant as an active ingredient and a fusion protein comprises a His Tag, a PTD, and an MITF variant, wherein the MITF variant being an MITF mi variant, wh variant, HLH fragment, or A-type N-terminal region (1-305) fragment, and the PTD being a TAT-derived peptide; DNA coding for the fusion protein; and a method for preparing the fusion protein using genetic engineering techniques. Actions of the fusion protein of the present invention include inhibiting an activity of endogenous MITF by translocating into mast cells, inhibiting a survival of mast cells derived from precursor cells, and inducing cell death (apoptosis) in mature mast cells.
    Type: Grant
    Filed: July 4, 2002
    Date of Patent: May 15, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Koji Naito, Shusei Uno, Eiji Asakura
  • Patent number: 7217715
    Abstract: The invention relates to a substituted-pyrimidone derivative represented by formula (I) or a salt thereof: wherein X, Y, R1, R2, R3, R4, R5, n, p and q are as described herein. The invention relates also to a medicament comprising the said derivative or a salt thereof as an active ingredient which is used for preventive and/or therapeutic treatment of a neurodegenerative disease caused by abnormal activity of GSK3?, such as Alzheimer disease.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: May 15, 2007
    Assignees: Sanofi-Aventis, Mitsubishi Pharma Corporation
    Inventors: Alistair Lochead, Mourad Saady, Franck Slowinski, Philippe Yaiche
  • Patent number: 7214682
    Abstract: The invention relates to a pyrimidone derivative represented by formula (I) or a salt thereof wherein X represents two hydrogen atoms, a sulfur atom, an oxygen atom or a C1-2 alkyl group and a hydrogen atom; Y represents a bond, an ethenylene group, an ethynylene group an oxygen atom, a sulfur atom, a sulfonyl group, a sulfoxide group, a carbonyl group, a hydroxyiminomethylene group, a dioxolan group, a nitrogen atom being optionally substituted; or a methylene group optionally substituted; or a methylene group optionally substituted; R1 represents a 2, 3 or 4-pyridine ring optionally substituted; R2 may represent a C1-6 alkyl group optionally; a C3-6 cycloalkyl group, a C1-4 alkythio group, a C1-4 alkoxy group, a C1-2 perhalogenated alkyl group, a C1-3 halogenated alkyl group, a phenylthio group, a benzyl group, a benzene ring, an indan ring, a 5,6,7,8-tetrahydronaphthalene ring, a naphthalene ring, a pyridine ring, a pyrrole ring, a thiophene ring, a furan ring or an imidazole ring; R3 and R4 represent, eac
    Type: Grant
    Filed: September 19, 2002
    Date of Patent: May 8, 2007
    Assignees: Sanofi-aventis, Mitsubishi Pharma Corporation
    Inventors: Thierry Gallet, Patrick Lardenois, Alistair Lochead, Séverine Marguerie, Alain Nedelec, Mourad Saady, Franck Slowinski, Philippe Yaiche
  • Patent number: 7211596
    Abstract: An injection which contains as the active ingredient a pyrazolone derivative which typically is Edaravone, a physiologically acceptable salt thereof, or a hydrate or solvate of either in an amount of 3 to 60 mg/mL. It is excellent in long-term stability, product storage, and suitability for use.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: May 1, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Hiroshi Yoshida, Naoki Matsuo, Masatoshi Chiba
  • Patent number: 7211581
    Abstract: The invention relates to a 2-(diaza-bicyclo-alkyl)-pyrimidone derivative represented by formula (I): wherein: R1 represents a hydrogen atom, a C1-6 alkyl group or a halogen atom; R2 represents a hydrogen atom, a C1-6 alkyl group optionally substituted by 1 to 4 substituents selected from a halogen atom, a hydroxyl group, a C1-4 alkoxy group; a C1-2 perhalogenated alkyl group, a benzyl group, a phenethyl group, a benzyloxycarbonyl group, a C1-4 alkoxy carbonyl group, a benzene ring, a naphthalene ring, a quinoline ring, a phthalazine ring, a 5,6,7,8-tetrahydronaphthalene ring, a pyridine ring, an indole ring, a pyrrole ring, a thiophene ring, a benzenesulfonyl group, a benzoyl group, a pyridazine ring, a furan ring and an imidazole ring; each of the benzyl group, the phenethyl group, the benzyloxycarbonyl group, the benzenesulfonyl group, the benzoyl group and the benzene, naphthalene, quinoline, phthalazine, 5,6,7,8-tetrehydronaphthalene, pyridine, indole, pyrrole and thiophene rings being optionally sub
    Type: Grant
    Filed: September 6, 2005
    Date of Patent: May 1, 2007
    Assignees: Sanofi-Aventis, Mitsubishi Pharma Corporation
    Inventors: Alistair Lochead, Mourad Saady, Franck Slowinski, Philippe Yaiche
  • Patent number: 7208514
    Abstract: A compound having a xanthine oxidase inhibitory activity, such as 1-(3-cyano-4-neopentyloxyphenyl)pyrazole-4-carboxylic acid and the like, can be a drug for preventing cancer including colon cancer and the like, as an agent for suppressing tumorigenesis.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: April 24, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventor: Norihisa Kato
  • Patent number: 7198921
    Abstract: The present invention intends to find out a gene participating in addition of mannose phosphate to a sugar chain of a glycoprotein originating in a yeast belonging to the genus Pichia and provide a means of controlling the same. The present invention also intends to provide a process for producing a protein with reduction of an acidic sugar chain by using the thus controlled yeast strain belonging to the genus Pichia. Namely, the present invention includes a protein participating in the addition of mannose phosphate to a sugar chain of a glycoprotein; a gene encoding this protein; a mutant of this gene; a vector carrying the mutant gene; a yeast strain belonging to the genus Pichia having been transformed by this vector; a process for producing a protein with reduction of an acidic sugar chain by using the transformed yeast strain; and a glycoprotein thus produced.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: April 3, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Masami Miura, Masaaki Hirose, Taeko Miwa, Hiroyuki Irie, Shinobu Kuwae, Kenmi Miyano, Wataru Otani, Hideyuki Ohi
  • Patent number: 7199160
    Abstract: Antiobestic agents and health foods containing as the active ingredient substances having an effect of adsorbing bile acid in the digestive tract, an effect of inhibiting intestinal circulation or an effect of inhibiting the absorption of exogenous lipids typified by pharmaceutically acceptable anion exchange resins. In particular, antiobestic agents and health foods characterized by lowering body weight and/or visceral fat content without reducing food intake.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: April 3, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Kazuo Suzuki, Shigekazu Nakajima, Shinji Yano
  • Publication number: 20070074295
    Abstract: There are provided isolated polynucleotide fragments for use in diagnosing and/or developing treatments for schizophrenia. Further provided is a method for diagnosing schizophrenia using one or more polynucleotides disclosed herein. Also provided is a method for screening a compound which regulates expression of a schizophrenia-related gene. Also provided is a chronic animal model of schizophrenia that mimics the functional deficits observed in patients and methods for producing the animal model comprising the administration of PCP to the animal.
    Type: Application
    Filed: September 11, 2006
    Publication date: March 29, 2007
    Applicant: Mitsubishi Pharma Corporation
    Inventors: Susan Cochran, Gary Paterson, Yoshitaka Ohashi, Brian Morris, Judith Pratt
  • Patent number: 7196199
    Abstract: The present invention relates to a phenoxypropylamine compound of the formula (I) wherein each symbol is as defined in the specification, an optically active compound thereof or a pharmaceutically acceptable salt thereof and hydrates thereof, which simultaneously show selective affinity for and antagonistic activity against 5-HT1A receptor, as well as 5-HT reuptake inhibitory activity, and can be used as antidepressants quick in expressing an anti-depressive effect.
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: March 27, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Akira Nishiyama, Masahiro Bougauchi, Takanobu Kuroita, Masanori Minoguchi
  • Patent number: 7166630
    Abstract: A method for promoting myelination of an axon comprising administering 4-[?-hydroxy-5-(1-imidazolyl)-2-methylbenzyl]-3,5-dimethylbenzoic acid is disclosed.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: January 23, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Masakazu Kawasaki, Nobuharu Gotoh, Yoshiharu Hayashi, Kazuyuki Kawasaki
  • Patent number: 7166617
    Abstract: Novel compounds represented by the following formula (I) that act as a ligand to sigma receptor/binding cite and a medicament comprising the same as an active ingredient: wherein X represents an alkyl group, an aryl group, a heterocyclic group or the like; Q represents a group represented by —CH2—, —CO—, —O—, —CH(OR7)— or the like wherein R7 represents a hydrogen atom, an alkyl group or the like; n represents an integer of from 0 to 5; R1 and R2 each represent a hydrogen atom, an alkyl group or the like; B represents either of the following groups: wherein R3, R4, R5, and R6 each represent a hydrogen atom, a halogen atom, an alkoxyl group or the like; m represents 1 or 2; and the ring of: represents an aromatic heterocyclic ring.
    Type: Grant
    Filed: February 26, 2001
    Date of Patent: January 23, 2007
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Haruko Yamabe, Masahiro Okuyama, Akira Nakao, Mitsuru Ooizumi, Ken-ichi Saito
  • Publication number: 20070010539
    Abstract: The invention relates to a dihydrospiro-[cycloalkylamine]-pyrimidone derivative represented by formula (I) or a salt thereof: wherein X, Y, R1, R2, R3, R4, o, m, n, p and q are as defined herein. The invention relates also to a medicament comprising the said derivative or a salt thereof as an active ingredient which is used for preventive and/or therapeutic treatment of a neurodegenerative disease caused by abnormal activity of GSK3?, such as Alzheimer disease.
    Type: Application
    Filed: June 12, 2006
    Publication date: January 11, 2007
    Applicants: SANOFI-AVENTIS, MITSUBISHI PHARMA CORPORATION
    Inventors: Nathalie CHEREZE, Alistair LOCHEAD, Mourad SAADY, Franck SLOWINSKI, Philippe YAICHE
  • Publication number: 20060287284
    Abstract: The invention relates to a novel pharmaceutical combination. The inventive pharmaceutical composition comprises a combination of tenatoprazole and one or more anti-inflammatory agents preferably selected from non-steroid anti-inflammatory agents and cyclooxygenase-2 inhibitors. The invention is suitable for the treatment of painful and inflammatory manifestations.
    Type: Application
    Filed: October 21, 2003
    Publication date: December 21, 2006
    Applicants: Negma Gild, Mitsubishi Pharma Corporation
    Inventors: Francois Schutze, Suzy Charbit, Hervé Ficheux, Michel Homerin, Alain Taccoen, Nathalie Taccoen, Yoshio Inaba
  • Patent number: 7115635
    Abstract: The object of the present invention is to provide a compound having a treatment effect based on a chemokine inhibitory activity, which is satisfactory as a pharmaceutical product for oral administration. The present inventors have found that the following benzylpiperidine derivative (the formula (1)) has a chemokine inhibitory activity. Further intensive studies have resulted in successful enhancement of the chemokine inhibitory activity and stability in blood of the present compound, as well as the completion of the present invention. wherein each symbol is as defined in the specification.
    Type: Grant
    Filed: April 26, 2002
    Date of Patent: October 3, 2006
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Masatoshi Kiuchi, Takanobu Kuroita, Hideo Tomozane, Shuuzou Takeda, Yoshihito Tanaka, Hidemitsu Higashi, Shigeki Kuwahara