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    • 1. 发明申请
    • TRIPLE HYBRID AMPLICON VECTOR SYSTEMS TO GENERATE RETROVIRAL PACKAGING LINES
    • 三重混合放大器矢量系统生成回流包装线
    • WO0065077A8
    • 2001-10-11
    • PCT/US0010669
    • 2000-04-21
    • GEN HOSPITAL CORPSENA ESTEVES MIGUELBREAKEFIELD XANDRA OSAEKI YOSHINAGA
    • SENA-ESTEVES MIGUELBREAKEFIELD XANDRA OSAEKI YOSHINAGA
    • A61K48/00C07K14/15C12N5/10C12N15/38C12N15/867C12N15/864C12N15/63C12N15/64C12N15/869
    • C12N7/00A61K48/00C07K14/005C12N15/86C12N2740/13022C12N2740/13043C12N2740/13052C12N2799/021
    • The present invention relates to a triple hybrid vector amplicon system comprising genetic elements derived from Herpes Simplex Virus (HSV), Epstein-Barr Virus (EBV) or Adeno-Associated Virus (AAV), and a retrovirus. The vector was developed to stably transform cells, both in culture or in vivo, into retrovirus packaging cells in a single step. This step can be accomplished both by transfection using liposomes, electroporation, calcium phosphate, or any other methodology used to transfer naked or complexed DNA into cells or by infection when the vector is packaged as an amplicon vector in HSV virions. In one embodiment, the system takes advantage of the host range and retention properties of HSV/EBV hybrid amplicons to efficiently convert cells to retrovirus vector producer cells after single-step transduction. Retrovirus genes gag-pol and env (GPE) and retroviral vector sequences were modified to minimize sequence overlap and cloned into an HSV/EBV hybrid amplicon. In a second embodiment, retrovirus gag-pol and env genes and a retrovirus vector carrying lacZ, were cloned into HSV/AAV hybrid amplicons. These hybrid amplicon vector systems hold great potential for the generation of new retrovirus packaging lines derived from cells that due to their migratory, tumor or tissue targeting properties, can expand the spatial distribution of gene delivery by retrovirus vectors in vivo.
    • 本发明涉及包含衍生自单纯疱疹病毒(HSV),爱泼斯坦 - 巴尔病毒(EBV)或腺相关病毒(AAV))和逆转录病毒的遗传元件的三重杂交载体扩增子系统。 开发该载体以在单一步骤中将培养物或体内的细胞稳定地转化成逆转录病毒包装细胞。 该步骤可以通过使用脂质体,电穿孔,磷酸钙或用于将裸露或复合DNA转移到细胞中的任何其它方法或当将载体作为扩增子载体包装在HSV病毒粒子中时通过感染来实现。 在一个实施方案中,该系统利用HSV / EBV杂交扩增子的宿主范围和保留性质,以在单步转导后有效地将细胞转化为逆转录病毒载体生产细胞。 逆转录病毒基因gag-pol和env(GPE)和逆转录病毒载体序列被修饰以最小化序列重叠并克隆到HSV / EBV杂交扩增子中。 在第二个实施方案中,将逆转录病毒gag-pol和env基因和携带lacZ的逆转录病毒载体克隆到HSV / AAV杂交扩增子中。 这些杂交扩增子载体系统具有巨大的潜力,用于产生由细胞衍生的新的逆转录病毒包装线,由于其迁移,肿瘤或组织靶向特性,可以扩大反转录病毒载体在体内的基因递送的空间分布。
    • 4. 发明申请
    • A SECRETED LUCIFERASE FLUORESCENT PROTEIN CONJUGATE NUCLEIC ACID CONSTRUCT AND USES THEREOF
    • 一种秘密的LUCIFERASE荧光蛋白缀合物核酸构建及其应用
    • WO2008066608A8
    • 2008-12-24
    • PCT/US2007021810
    • 2007-10-12
    • GEN HOSPITAL CORPTANNOUS BAKHOS ABREAKEFIELD XANDRA OHEWETT JEFFREY W
    • TANNOUS BAKHOS ABREAKEFIELD XANDRA OHEWETT JEFFREY W
    • C07H21/04C07K1/00C12Q1/00
    • C12Q1/66C07K2319/60C12N2799/027
    • The present invention relates generally to methods to monitor the transport of proteins through the secretory pathway, and methods to monitor ER stress. In particular, the present invention relates to methods to monitor, in real-time, the processing of protein through the secretory pathway, which can be monitored both at a subcellular level by florescence visualization and quantitatively by detecting the secreted luciferase reporter protein. The present invention also relates to methods to assess biological processes in cells, in particular the secretory pathway and ER stress, as well as methods to identify agents which augment or inhibit the secretory pathway and/or ER stress. The present invention also relates to compositions and nucleic constructs encoding a secreted luciferase- fluorescent protein conjugate for methods to monitor protein trafficking in the cell by simultaneous detection of fluorescence and luciferase secretion.
    • 本发明一般涉及监测蛋白质通过分泌途径的转运的方法,以及监测ER应激的方法。 具体而言,本发明涉及实时监测通过分泌途径处理蛋白质的方法,所述分泌途径可以在亚细胞水平上通过荧光可视化以及通过检测分泌的荧光素酶报道蛋白质进行定量监测。 本发明还涉及评估细胞中的生物过程,特别是分泌途径和ER应激的方法,以及鉴定增强或抑制分泌途径和/或ER应激的物质的方法。 本发明还涉及编码分泌荧光素酶 - 荧光蛋白偶联物的组合物和核酸构建体,用于通过同时检测荧光和萤光素酶分泌来监测细胞中的蛋白质运输的方法。