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    • 1. 发明授权
    • Humanized antibody against human tissue factor (TF) and process of production of the humanized antibody
    • 针对人组织因子(TF)的人源化抗体和人源化抗体的生产过程
    • US07494647B2
    • 2009-02-24
    • US10462062
    • 2003-06-16
    • Koh SatoHideki AdachiNaohiro Yabuta
    • Koh SatoHideki AdachiNaohiro Yabuta
    • A61K39/395
    • C07K16/36A61K2039/505C07K2317/24C07K2319/00
    • A humanized antibody against tissue factor (TF), comprising:A: a humanized H chain comprising (1) a H chain V region comprising the H chain CDRs of a mouse monoclonal antibody against TF and the H chain FRs of a human antibody, and (2) the H chain C region of a human antibody; andB: a humanized L chain comprising (1) an L chain V region comprising the L chain CDRs of a mouse monoclonal antibody against TF and the L chain FRs of a human antibody, and (2) the L chain C region of a human antibody.After generating a humanized V region by grafting the CDRs of a mouse monoclonal antibody onto a human antibody, a humanized antibody having a higher activity is searched by replacing the FR of the above region with the corresponding FR of the human antibody having a high homology.
    • 一种抗组织因子(TF)的人源化抗体,包括:A:人源化H链,其包含(1)H链V区,其包含针对TF的小鼠单克隆抗体的H链CDR和人抗体的H链FR,以及 (2)人抗体的H链C区; 和B:人源化L链,其包含(1)包含针对TF的小鼠单克隆抗体的L链CDR和人抗体的L链FR的L链V区,和(2)人的L链C区 抗体。 通过将小鼠单克隆抗体的CDR移植到人抗体上产生人源化V区后,通过用具有高同源性的人抗体的相应FR代替上述区域的FR来搜索具有较高活性的人源化抗体。
    • 7. 发明授权
    • Reshaped human antibody to human medulloblastoma cells
    • 人类成神经管细胞瘤细胞重构人抗体
    • US06214973B1
    • 2001-04-10
    • US08646265
    • 1996-09-09
    • Toshihiko OhtomoKoh SatoMasayuki Tsuchiya
    • Toshihiko OhtomoKoh SatoMasayuki Tsuchiya
    • C07K1600
    • C07K16/3053A61K38/00C07K2317/24C07K2317/56C07K2317/565C07K2317/622C07K2317/76C07K2319/00
    • The present invention discloses reshaped antibody to human medulloblastoma cells comprising: (A) an L chain comprising: (1) a human L chain C region, and (2) an L chain V region comprising human L chain FRs and L chain CDRs of mouse monoclonal antibody ONS-M21 to human medulloblastoma cells; and, (B) an H chain containing: (1) a human H chain C region, and (2) an H chain V region comprising human H chain FRs and H chain CDRs of mouse monoclonal antibody ONS-M21 to human medulloblastoma cells. Since the majority of this reshaped human antibody is derived from a human antibody and mouse CDRs have a low level of antigenicity, the reshaped human antibody of the present invention has a low level of antigenicity in humans, and is therefore expected to be useful as a therapeutic agent and diagnostic tool for brain tumors such as medulloblastoma which strongly express antigen that is recognized by this antibody.
    • 本发明公开了对人成神经管细胞瘤细胞重整的抗体,其包含:(A)L链,其包含:(1)人L链C区,和(2)包含人L链FR和L链CDR的L链V区 单克隆抗体ONS-M21给人成神经管细胞瘤细胞; 和(B)包含以下物质的H链:(1)人H链C区,和(2)包含人H链FR的H链V区和小鼠单克隆抗体ONS-M21的H链CDR至人成神经管细胞瘤细胞。 由于这种重整的人抗体的大部分来自人抗体,小鼠CDR具有低水平的抗原性,所以本发明的重构人抗体在人体中具有低水平的抗原性,因此预期可用作 用于脑肿瘤如成神经管细胞瘤的治疗剂和诊断工具,其能强烈表达由该抗体识别的抗原。
    • 9. 发明授权
    • Reshaped human antibody to human medulloblastoma cells
    • 人成神经管细胞瘤细胞的人源化抗体
    • US07563599B2
    • 2009-07-21
    • US10839799
    • 2004-05-06
    • Toshihiko OhtomoKoh SatoMasayuki Tsuchiya
    • Toshihiko OhtomoKoh SatoMasayuki Tsuchiya
    • C12P21/04C07H21/04C12P21/08C07K16/00
    • C07K16/3053A61K38/00C07K2317/24C07K2317/56C07K2317/565C07K2317/622C07K2317/76C07K2319/00
    • The present invention discloses reshaped antibody to human medulloblastoma cells comprising: (A) an L chain comprising: (1) a human L chain C region, and (2) an L chain V region comprising human L chain FRs and L chain CDRs of mouse monoclonal antibody ONS-M21 to human medulloblastoma cells; and, (B) an H chain containing: (1) a human H chain C region, and (2) an H chain V region comprising human H chain FRs and H chain CDRs of mouse monoclonal antibody ONS-M21 to human medulloblastoma cells. Since the majority of this reshaped human antibody is derived from a human antibody and mouse CDRs have a low level of antigenicity, the reshaped human antibody of the present invention has a low level of antigenicity in humans, and is therefore expected to be useful as a therapeutic agent and diagnostic tool for brain tumors such as medulloblastoma which strongly express antigen that is recognized by this antibody.
    • 本发明公开了对人成神经管细胞瘤细胞重整的抗体,其包含:(A)L链,其包含:(1)人L链C区,和(2)包含人L链FR和L链CDR的L链V区 单克隆抗体ONS-M21给人成神经管细胞瘤细胞; 和(B)包含以下物质的H链:(1)人H链C区,和(2)包含人H链FR的H链V区和小鼠单克隆抗体ONS-M21的H链CDR至人成神经管细胞瘤细胞。 由于这种重构的人抗体的大部分来自人抗体,小鼠CDR具有低水平的抗原性,所以本发明的重构人(人源化)抗体在人中具有低水平的抗原性,因此预期为 可用作用于脑肿瘤如成神经管细胞瘤的治疗剂和诊断工具,其能强烈表达被该抗体识别的抗原。