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Title:
核酸ベクターの改変
Document Type and Number:
Japanese Patent JP2012511320
Kind Code:
A
Abstract:
The present invention provides a polymer modified nucleic acid vector in which the nucleic acid vector is covalently linked to a polymer, which polymer comprises one or more positively charged quaternary amino groups, wherein the nucleic acid vector is a micro-organism selected from the group consisting of a virus, a bacteria or a bacteriophage, a fungus, a spore, a eukaryotic cell nucleus or other micro-organism fragment or a component containing genetic information, and wherein (a) the polymer and/or the linkages between it and the nucleic acid vector are hydrolytically, reducibly or enzymatically degradable; and/or (b) wherein each of the positively charged quaternary amino groups is linked to the polymer backbone via one or more degradable or biodegradable linkages.

Inventors:
Leonard William Sameur
Kelly fisher
Karel Urbrich
Vladimir Subur
Application Number:
JP2011540199A
Publication Date:
May 24, 2012
Filing Date:
December 11, 2009
Export Citation:
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Assignee:
Cyoxus Therapeutics Limited
International Classes:
C12N15/09; A61K31/7088; C12N15/63; A61K31/713; A61K35/66; A61K35/74; A61K35/76; A61K36/06; A61K39/00; A61K39/395; A61K45/00; A61K47/32; A61K47/34; A61K47/36; A61K47/48; A61K48/00; C12N15/11; C12N15/86
Foreign References:
WO1995006056A11995-03-02
WO2005007798A22005-01-27
WO2006085664A12006-08-17
Other References:
JPN6014012380; Langmuir vol.24, 200811, pp.7092-7098
JPN6014012382; Journal of Controlled Release vol.81, 2002, pp.201-217
JPN6014012386; Biochimica et Biophysica Acta vol.1475, 2000, pp.245-255
JPN5012004921; GREEN N K: 'EXTENDED PLASMA CIRCULATION TIME AND DECREASED TOXICITY OF POLYMER-COATED ADENOVIRUS' GENE THERAPY V11 N16, 200408, P1256-1263
JPN6014012389; THE JOURNAL OF GENE MEDICINE vol.10, 200801, pp.400-411
JPN5012004923; FISHER K D: 'POLYMER-COATED ADENOVIRUS PERMITS EFFICIENT RETARGETING AND EVADES NEUTRALISING ANTIBODIES' GENE THERAPY V8 N5, 20010301, P341-348, MACMILLAN PRESS LTD
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Fukumoto product
Tetsuji Koga
Yoichi Watanabe
Masaru Nakajima
Kenji Chatan