JP2001504337A - C型肝炎ウイルス様粒子の合成および精製 - Google Patents
C型肝炎ウイルス様粒子の合成および精製Info
- Publication number
- JP2001504337A JP2001504337A JP52252198A JP52252198A JP2001504337A JP 2001504337 A JP2001504337 A JP 2001504337A JP 52252198 A JP52252198 A JP 52252198A JP 52252198 A JP52252198 A JP 52252198A JP 2001504337 A JP2001504337 A JP 2001504337A
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- Prior art keywords
- hcv
- particles
- protein
- virus
- cells
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Classifications
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- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
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- A61K39/00—Medicinal preparations containing antigens or antibodies
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
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- C12N2710/14011—Baculoviridae
- C12N2710/14111—Nucleopolyhedrovirus, e.g. autographa californica nucleopolyhedrovirus
- C12N2710/14141—Use of virus, viral particle or viral elements as a vector
- C12N2710/14143—Use of virus, viral particle or viral elements as a vector viral genome or elements thereof as genetic vector
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
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- C12N2770/24222—New viral proteins or individual genes, new structural or functional aspects of known viral proteins or genes
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Peptides Or Proteins (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.昆虫細胞においてタンパク質を生成し得る発現系を含むベクターを提供す る工程; cDNAがトランスフェクトされたまたは感染された細胞において発現され得 るように前記ベクターにC型肝炎ウイルスのcDNAをクローニングする工程で あって、前記cDNAが5’非翻訳領域ならびにC型肝炎ウイルス(HCV)コ アタンパク質、HCVエンベロープ1(E1)タンパク質、HCVエンベロープ 2(E2)タンパク質およびp7タンパク質をコードする配列を含む、工程; 前記C型肝炎ウイルスのcDNAを含有するベクターで昆虫細胞をトランスフ ェクトまたは感染する工程; 前記トランスフェクトされたまたは感染された細胞を培養において十分な時間 維持し、前記cDNAの発現を可能にしてC型肝炎ウイルスの構造タンパク質を 生成する工程;および 前記構造タンパク質が細胞内ウイルス様粒子を形成するのを可能にする工程; を含む、インビボでウイルス様粒子を生成する方法。 2.前記培養された昆虫細胞から前記細胞内ウイルス様粒子を精製する工程を 更に含む、請求項1に記載の方法。 3.前記精製工程が、前記昆虫細胞を溶解して溶解物を生成し、前記溶解物を 勾配遠心分離に供することを含む、請求項2に記載の方法。 4.前記精製工程が、前記昆虫細胞を溶解して溶解物を生成し、前記ウイルス 様粒子に含有されるウイルスタンパク質を特異的に認識する免疫試薬を用いて前 記溶解物を免疫吸着に供することを含む、請求項2に記載の方法。 5.薬学的に受容可能なキャリア中の有効量の精製されたウイルス様粒 子を哺乳動物に導入することによって、前記哺乳動物に免疫応答を生じさせる工 程を更に含む、請求項2に記載の方法。 6.前記免疫工程が、マウス、ラット、ウサギ、ヤギ、ヒツジ、ウマまたはヒ トからなる群より選択される哺乳動物において実施される、請求項5に記載の方 法。 7.前記維持工程が、前記トランスフェクトされたまたは感染された細胞を培 養において約72時間〜120時間維持し、細胞内C型肝炎ウイルス様粒子の形 成を可能にすることを含む、請求項1に記載の方法。 8.請求項1または7に記載の方法に従って生成されるC型肝炎ウイルス様( HCV様)粒子。 9.前記HCV様粒子が構造タンパク質およびHCV RNAを含む、請求項 8に記載の方法に従って生成されるHCV様粒子。 10.前記HCV様粒子の直径が約40nm〜約60nmである、請求項1、 7または8のいずれか一項に記載の方法に従って生成されるHCV様粒子。 11.前記HCV様粒子が約1.14g/cm3〜約1.18g/cm3の密度 を有する、請求項1、7または8のいずれか一項に記載の方法に従って生成され るHCV様粒子。 12.薬学的に受容可能なキャリア中に請求項10〜12のいずれか一項に記 載のHCV様粒子を含有するワクチン。 13.薬学的に受容可能なキャリア中に請求項10〜12のいずれか一項に記 載のHCV様粒子を含有する治療剤。 14.請求項10〜12のいずれか一項に記載のHCV様粒子で動物を免疫す ることによって生成される抗体。 15.前記抗体がモノクローナル抗体である、請求項14に記載の抗体。 16.請求項10〜12のいずれか一項に記載のHCV様粒子を含む、個体に おけるHCV感染を検出するための診断用キット、および前記HC V様粒子に結合する抗体を検出するための手段。 17.インビトロにおいて昆虫細胞中でタンパク質を生成し得る発現系を含む ベクター、ならびに5’非翻訳領域ならびにC型肝炎ウイルス(HCV)コアタ ンパク質、HCVエンベロープ1(E1)タンパク質、HCVエンベロープ2( E2)タンパク質およびp7タンパク質をコードする配列を含むC型肝炎のcD NAを含む組換え構築物であって、前記cDNAが前記組換え構築物でトランス フェクトまたは感染した昆虫細胞において発現され得るようにされた、組換え構 築物。 18.HCV NS2タンパク質の少なくとも一部をコードする配列を更に含 む、請求項17に記載の組換え構築物。 19.請求項17または18に記載の組換え構築物でトランスフェクトまたは 感染された昆虫細胞。 20.HCVコアタンパク質、HCVエンベロープ1(E1)タンパク質、H CVエンベロープ2(E2)タンパク質およびp7タンパク質を含み、前記タン パク質がHCV様粒子に組み立てられるように昆虫細胞において同時発現される 、組換えHCVタンパク質。
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US3023896P | 1996-11-08 | 1996-11-08 | |
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PCT/US1997/005096 WO1998021338A1 (en) | 1996-11-08 | 1997-03-25 | Synthesis and purification of hepatitis c virus-like particles |
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JP2007174131A Division JP4231083B2 (ja) | 1996-11-08 | 2007-07-02 | C型肝炎ウイルス様粒子の合成および精製 |
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JP52252198A Expired - Fee Related JP4021493B2 (ja) | 1996-11-08 | 1997-03-25 | C型肝炎ウイルス様粒子の合成および精製 |
JP2007174131A Expired - Fee Related JP4231083B2 (ja) | 1996-11-08 | 2007-07-02 | C型肝炎ウイルス様粒子の合成および精製 |
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US (1) | US6387662B1 (ja) |
EP (1) | EP0941337B1 (ja) |
JP (2) | JP4021493B2 (ja) |
AT (1) | ATE423204T1 (ja) |
AU (1) | AU738585B2 (ja) |
CA (1) | CA2269097C (ja) |
DE (1) | DE69739268D1 (ja) |
WO (1) | WO1998021338A1 (ja) |
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JP2008511556A (ja) * | 2004-09-03 | 2008-04-17 | セントロ デ インジエニエリア ジエネテイカ イ バイオテクノロジア | C型肝炎ウイルスに対するワクチン組成物 |
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- 1997-03-25 AT AT97916252T patent/ATE423204T1/de not_active IP Right Cessation
- 1997-03-25 DE DE69739268T patent/DE69739268D1/de not_active Expired - Lifetime
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WO2006022422A1 (ja) * | 2004-08-24 | 2006-03-02 | Tokyo Metropolitan Organization For Medical Research | 自律複製能を有する改変されたヒトc型肝炎ウイルスゲノムrna |
JPWO2006022422A1 (ja) * | 2004-08-24 | 2008-05-08 | 財団法人 東京都医学研究機構 | 自律複製能を有する改変されたヒトc型肝炎ウイルスゲノムrna |
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JP2008511556A (ja) * | 2004-09-03 | 2008-04-17 | セントロ デ インジエニエリア ジエネテイカ イ バイオテクノロジア | C型肝炎ウイルスに対するワクチン組成物 |
WO2011040535A1 (ja) | 2009-09-30 | 2011-04-07 | 東レ株式会社 | C型肝炎ウイルスワクチン組成物 |
Also Published As
Publication number | Publication date |
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CA2269097C (en) | 2007-01-09 |
JP2007300934A (ja) | 2007-11-22 |
AU2347997A (en) | 1998-06-03 |
WO1998021338A1 (en) | 1998-05-22 |
EP0941337A1 (en) | 1999-09-15 |
ATE423204T1 (de) | 2009-03-15 |
US6387662B1 (en) | 2002-05-14 |
DE69739268D1 (de) | 2009-04-02 |
JP4021493B2 (ja) | 2007-12-12 |
JP4231083B2 (ja) | 2009-02-25 |
EP0941337B1 (en) | 2009-02-18 |
CA2269097A1 (en) | 1998-05-22 |
AU738585B2 (en) | 2001-09-20 |
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