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Title:
siRNA TO VP-1 OF JC VIRUS AND MEDICINAL COMPOSITION CONTAINING THE SAME
Document Type and Number:
WIPO Patent Application WO/2005/113014
Kind Code:
A1
Abstract:
[PROBLEMS] To provide a medicinal composition for treating JC virus infection such as progressive multifocal leukoencephalopathy (PML) by inhibiting the expression of VP-1 and inhibiting the proliferation of JC virus, a polynucleotide therefor and utilization of the same. [MEANS FOR SOLVING PROBLEMS] It is intended to provide a medicinal composition for treating JC virus-infected cells by the RNAi method with the use of a short interfering RNA (siRNA) to a gene encoding VP-1 of JC virus and a polynucleotide which is the active ingredient therefor. Namely, a medicinal composition for treating JC virus infection comprising a short interfering RNA (siRNA) to a gene encoding VP-1 of JC virus or a gene capable of forming this siRNA and a pharmaceutically acceptable carrier; a polynucleotide therefor; and utilization for producing the same.

Inventors:
NAGASHIMA KAZUO (JP)
SAWA HIROFUMI (JP)
OBA YASUKO (JP)
Application Number:
PCT/JP2005/007873
Publication Date:
December 01, 2005
Filing Date:
April 26, 2005
Export Citation:
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Assignee:
JAPAN SCIENCE & TECH AGENCY (JP)
NAGASHIMA KAZUO (JP)
SAWA HIROFUMI (JP)
OBA YASUKO (JP)
International Classes:
A61K31/7088; A61K31/7105; A61K35/76; A61K45/00; A61K48/00; A61P25/00; A61P31/12; A61P31/20; C12N15/09; C12N15/113; (IPC1-7): A61K48/00; A61K31/7088; A61K35/76; A61K45/00; A61P25/00; A61P31/20; C12N15/09
Foreign References:
JP2003160510A2003-06-03
Other References:
OOBA Y. ET AL.: "Small interfering RNA o Mochiita JC virus no", NIPPON BYORI GAKKAI KAISHI, vol. 93, no. 1, 10 May 2004 (2004-05-10), pages 353, XP002997062
SHISHIDO-HARA Y. ET AL.: "Analysis of capsid formation of human polymavirus JC (Tokyo-1 strain) by a eukaryotic expression system: splicing of late RNAs, translation and nuclear transport of major capsid protein VP1, and assembly.", JOURNAL OF VIROLOGY, vol. 74, no. 4, pages 1840 - 1853, XP002997063
SENBA S. ET AL.: "JC Virus virion Keisei ni Okeru Agnoprotein no Kino no Kaiseki.", SEIKAGAKU, vol. 74, no. 8, 2002, pages 841, XP002997064
DECTOR M.A. ET AL.: "Rotavirus gene silecncing by small interfering RNAs.", vol. 3, no. 12, 2002, pages 1175 - 1180, XP002997065
TAHIRO K. ET AL.: "RNAi Jikken Protocol.", KABUSHIKI KAISA YODOSHA, 2003, 94-111,172-175, pages 17,26 - 33, XP002997066
FRISQUE R.J. ET AL.: "Human polyomavirus JC virus genome.", JOURNAL OF VIROLOGY, vol. 51, no. 2, 1984, pages 458 - 469, XP002997067
ORBA Y. ET AL.: "Inhibition of Virus Production in JC Virus-Infected Cells by Postinfection RNA Interference.", JOURNAL OF VIROLOGY, vol. 78, no. 13, 2004, pages 7270 - 7273, XP002997068
RADHAKRISHAN S. ET AL.: "Intracellular approach for blocking JC virus gene expression by using RNA interference during viral infection.", JOURNAL OF VIROLOGY, vol. 78, no. 13, 2004, pages 7264 - 7269, XP002997069
Attorney, Agent or Firm:
Saeki, Norio (Aminosan Kaikan Building 15-8, Nihonbashi 3-chom, Chuo-ku Tokyo, JP)
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