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    • 4. 发明专利
    • Viral vectors and line for gene therapy
    • 病毒载体和基因治疗线
    • JP2008017849A
    • 2008-01-31
    • JP2007216267
    • 2007-08-22
    • Transgene Saトランジェーヌ、ソシエテ、アノニムTransgene S.A.
    • MEHTALI MAJIDLUSKY MONIKARITTNER KAROLA
    • C12N5/10C12N15/09A61K35/76A61K38/00A61K48/00A61P3/10A61P7/04A61P21/00A61P31/12A61P31/18A61P35/00A61P43/00C12N7/00C12N7/01C12N15/861
    • C12N15/86A61K48/00C12N7/00C12N2710/10343C12N2710/10352C12N2830/006C12N2840/20
    • PROBLEM TO BE SOLVED: To provide novel viral vectors in which the expression of viral genes is regulated in such a way that it is functional in a complementation cell and non-functional in a host cell, as well as viral particles and host cells containing the novel vectors, and also a complementation cell including a viral gene expression repressor and a method for preparing infectious viral particles. SOLUTION: A complementation cell includes a DNA fragment coding an inducer and/or a repressor, and complements an adenoviral vector which is defective for the E1 function and at least one second, late or early adenoviral function. The cell comprises (i) a first cassette for the expression of all or part of the E1 region of an adenovirus, placed under the control of the elements necessary for its expression in the complementation cell, and (ii) a second cassette for the expression of all or part of a late or early region of an adenovirus other than the E1 region, placed under the control of the elements necessary for its expression in the complementation cell. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供新的病毒载体,其中病毒基因的表达以这样的方式被调节,使得其在互补细胞中是功能的,并且在宿主细胞中是非功能的,以及病毒颗粒和宿主 含有新载体的细胞,以及包含病毒基因表达阻遏物的互补细胞以及制备感染性病毒颗粒的方法。 补体细胞包括编码诱导物和/或阻抑物的DNA片段,并补充E1功能有缺陷的腺病毒载体和至少一个第二,晚期或早期腺病毒功能。 所述细胞包含(i)用于表达腺病毒的全部或部分E1区域的第一盒,其置于其在互补细胞中表达所必需的元件的控制下,和(ii)用于表达的第二盒 的全部或部分晚期或早期区域的E1区域以外的腺病毒,置于其在互补细胞中表达所必需的元件的控制下。 版权所有(C)2008,JPO&INPIT