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    • 5. 发明申请
    • INDIVIDUALIZED CANCER THERAPY
    • 个体化癌症治疗
    • US20140134236A1
    • 2014-05-15
    • US14071490
    • 2013-11-04
    • Gradalis, Inc.
    • David ShanahanJohn J. NemunaitisNeil SenzerPhillip B. MaplesDonald Rao
    • C12Q1/68G01N33/574A61K31/713
    • C12Q1/6886A61K31/7105A61K31/713A61K48/00C12N15/111C12N15/113C12Q2600/156C12Q2600/158C12Q2600/178G01N33/574G01N33/57484
    • In certain preferred embodiments, the invention provides methods for treating cancer, which comprise (a) obtaining a specimen of cancer tissue from a patient; (b) obtaining a specimen of normal tissue in the proximity of the cancer tissue from such patient; (c) extracting total protein and RNA from the cancer tissue and normal tissue; (d) obtaining a protein expression profile of the cancer tissue and normal tissue using 2D DIGE and mass spectrometry; (e) identifying proteins that are expressed in such cancer tissue at significantly different levels than in the normal tissue; (f) obtaining a gene expression profile of the cancer tissue and normal tissue using microarray technology and comparing the results thereof to the protein expression profile; (g) prioritizing over-expressed proteins by assessing the connectivity thereof to other cancer-related or stimulatory proteins; (h) designing an appropriate RNA interference expression cassette to, directly or indirectly, modulate the expression of genes encoding such prioritized proteins; (i) incorporating said cassette into an appropriate delivery vehicle; and (j) providing the patient with an effective amount of the delivery vehicle to, directly or indirectly, modify the expression (i.e., production) of such proteins.
    • 在某些优选实施方案中,本发明提供了治疗癌症的方法,其包括(a)从患者获得癌组织标本; (b)在患者的癌组织附近获得正常组织标本; (c)从癌组织和正常组织提取总蛋白和RNA; (d)使用2D DIGE和质谱法获得癌组织和正常组织的蛋白质表达谱; (e)以与正常组织中显着不同的水平鉴定在这样的癌组织中表达的蛋白质; (f)使用微阵列技术获得癌组织和正常组织的基因表达谱,并比较其结果与蛋白质表达谱; (g)通过评估与其他癌症相关或刺激性蛋白质的连通性来优先考虑过表达的蛋白质; (h)设计合适的RNA干扰表达盒直接或间接地调节编码这些优先蛋白质的基因的表达; (i)将所述盒装入合适的运送车辆; 和(j)向患者提供有效量的递送载体直接或间接地修饰这些蛋白质的表达(即生产)。
    • 7. 发明申请
    • Novel shRNA Molecules and Methods of Use Thereof
    • 新型shRNA分子及其使用方法
    • US20150368640A9
    • 2015-12-24
    • US14318163
    • 2014-06-27
    • Gradalis, Inc.
    • Donald Rao
    • C12N15/113
    • C12N15/113A61K48/00C07H21/02C12N15/111C12N15/85C12N2310/14C12N2310/531C12N2320/30C12N2320/31
    • The present invention relates to certain novel shRNA molecules and methods of use thereof. According to certain embodiments of the present invention, methods for reducing the expression level of a target gene are provided. Such methods generally comprise providing a cell with one or more precursor nucleic acid sequences that encode two or more RNA molecules. A first RNA molecule comprises a double stranded sequence, which includes a guide strand sequence that is complementary to a portion of an mRNA transcript encoded by the target gene. In addition, a second RNA molecule comprises a second double stranded sequence, which includes a second guide strand sequence that is partially complementary to a portion of the mRNA transcript encoded by the target gene. Preferably, the second guide strand sequence comprises one or more bases that are mismatched with a nucleic acid sequence of the mRNA transcript encoded by the target gene.
    • 本发明涉及某些新型shRNA分子及其使用方法。 根据本发明的某些实施方案,提供降低靶基因表达水平的方法。 这样的方法通常包括向细胞提供编码两个或更多个RNA分子的一个或多个前体核酸序列。 第一RNA分子包含双链序列,其包括与靶基因编码的mRNA转录物的一部分互补的引导链序列。 此外,第二RNA分子包含第二双链序列,其包括与由靶基因编码的mRNA转录物的一部分部分互补的第二引导链序列。 优选地,第二引导链序列包含与靶基因编码的mRNA转录物的核酸序列错配的一个或多个碱基。