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    • 3. 发明申请
    • ANTIBODY HAVING INHIBITORY ACTIVITY ON INFECTION WITH HEPATITIS C VIRUS (HCV) AND USE THEREOF
    • 具有丙型肝炎病毒(HCV)感染的感染活动的抗体及其用途
    • US20100291545A1
    • 2010-11-18
    • US12670383
    • 2008-07-25
    • Takaji WakitaTetsuro SuzukiKenichi MorikawaNoriaki OmiNoriko NakamuraDaisuke Akazawa
    • Takaji WakitaTetsuro SuzukiKenichi MorikawaNoriaki OmiNoriko NakamuraDaisuke Akazawa
    • C12Q1/70C07K16/10
    • C07K16/109C07K14/005C07K2317/56C07K2317/565C07K2317/567C07K2317/76C12N2770/24222G01N2333/186
    • The objection of the invention is to provide an antibody that inhibits infection with hepatitis C virus (HCV). To this end, this invention provides an antibody that recognizes the hepatitis C virus (HCV) particle obtained from the hepatitis C virus (HCV) genome comprising the following (i) and (ii) ligated to each other as an antigen and has an inhibitory activity on infection with hepatitis C virus (HCV): (i) (a) the 5′-untranslated region, the core protein-encoding sequence, the E1 protein-encoding sequence, the E2 protein-encoding sequence, and the p7 protein-encoding sequence of the JFH-1 strain of the hepatitis C virus (HCV) or (b) the 5′-untranslated region, the core protein-encoding sequence, the E1 protein-encoding sequence, the E2 protein-encoding sequence, and the p7 protein-encoding sequence of the J6CF strain the hepatitis C virus (HCV); and (ii) the NS2 protein-encoding sequence, the NS3 protein-encoding sequence, the NS4A protein-encoding sequence, the NS4B protein-encoding sequence, the NS5A protein-encoding sequence, the NS5B protein-encoding sequence, and the 3′-untranslated region of the JFH-1 strain.
    • 本发明的反对是提供抑制丙型肝炎病毒(HCV)感染的抗体。 为此,本发明提供一种抗体,其识别从丙型肝炎病毒(HCV)基因组获得的丙型肝炎病毒(HCV)颗粒,其包含以下(i)和(ii)作为抗原彼此连接并具有抑制性 丙型肝炎病毒(HCV)感染活动:(i)(a)5'非翻译区,核心蛋白编码序列,编码E1蛋白的序列,E2蛋白编码序列和p7蛋白 - 丙型肝炎病毒(HCV)的JFH-1株的编码序列或(b)5'-非翻译区,核心蛋白编码序列,E1蛋白编码序列,E2蛋白编码序列和 J6CF株丙型肝炎病毒(HCV)的p7蛋白编码序列; 和(ii)NS2蛋白编码序列,编码NS3蛋白的序列,NS4A蛋白编码序列,NS4B蛋白编码序列,NS5A蛋白编码序列,NS5B蛋白编码序列和3' JFH-1株的非翻译区。
    • 5. 发明授权
    • Nucleic acid comprising chimeric gene derived from hepatitis C virus
    • 包含源自丙型肝炎病毒的嵌合基因的核酸
    • US08604179B2
    • 2013-12-10
    • US12989592
    • 2009-04-24
    • Daisuke AkazawaTakaji Wakita
    • Daisuke AkazawaTakaji Wakita
    • A61K39/29C07K14/005C12N7/00
    • A61K39/29A61K39/12A61K2039/5252A61K2039/5254C07K14/005C07K16/109C07K2319/00C12N7/00C12N2770/24222C12N2770/24234C12N2770/24251C12Q1/707C12Q2600/136C12Q2600/156
    • This invention provides infectious chimeric HCV particles that can be used for vaccines. This invention further provides a nucleic acid comprising a chimeric gene derived from the hepatitis C virus comprising regions each encoding Core protein, E1 protein, E2 protein and p7 protein derived from a hepatitis C virus strain other than JFH-1 strain; NS2 protein derived from JFH-1 strain or a hepatitis C virus strain other than JFH-1 strain, or a chimeric NS2 protein of NS2 protein derived from JFH-1 strain and NS2 protein derived from a hepatitis C virus strain other than JFH-1 strain; and NS3 protein, NS4A protein, NS4B protein, NS5A protein, and NS5B protein derived from JFH-1 strain in that order in 5′ to 3′ direction, wherein the 328th proline residue from the amino acid residue at N-terminus of the Core protein is substituted with an amino acid residue other than proline. This invention further provides chimeric HCV particles comprising such nucleic acid, and use of such HCV particles for vaccines.
    • 本发明提供可用于疫苗的感染性嵌合HCV颗粒。 本发明还提供了包含源自丙型肝炎病毒的嵌合基因的核酸,其包含各自编码来自除了JFH-1株之外的丙型肝炎病毒株的核心蛋白质,E1蛋白质,E2蛋白质和p7蛋白质的区域; 衍生自JFH-1株或除JFH-1株以外的丙型肝炎病毒株的NS2蛋白或源自JFH-1株的NS2蛋白的嵌合NS2蛋白和来自除JFH-1以外的丙型肝炎病毒株的NS2蛋白 应变; 和NS3蛋白,NS4A蛋白,NS4B蛋白,NS5A蛋白和NS5B蛋白,其在5'至3'方向上按顺序从JFH-1菌株衍生,其中来自核心N末端的氨基酸残基的第328位脯氨酸残基 蛋白质被除脯氨酸以外的氨基酸残基取代。 本发明进一步提供了包含这种核酸的嵌合HCV颗粒,以及这种HCV颗粒用于疫苗的用途。