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    • 35. 发明申请
    • SCREENING ASSAYS FOR AGENTS THAT ALTER INHIBITOR OF APOPTOSIS (IAP) PROTEIN REGULATION OF CASPASE ACTIVITY
    • 用于杀虫剂(IAP)蛋白抑制剂对CASPASE活性的抑制剂的筛选测定
    • US20110059465A1
    • 2011-03-10
    • US12848936
    • 2010-08-02
    • John C. ReedQuinn DeverauxGuy S. SalvesenRyosuke TakahashiNatalie Roy
    • John C. ReedQuinn DeverauxGuy S. SalvesenRyosuke TakahashiNatalie Roy
    • G01N33/573C12Q1/37
    • G01N33/5011C12Q1/37G01N33/573G01N2333/96466G01N2500/00G01N2500/10G01N2510/00
    • The present invention relates to an action between an inhibitor of apoptosis (IAP) protein and members of the caspase family of cell death proteases, for example, an interaction of the X chromosome linked IAP (XIAP) and caspase-3, caspase-7 or caspase-9, wherein the IAP regulates the activity of the caspases. The invention provides screening assays for identifying agents that alter the specific association of an IAP such as XIAP, c-IAP-1 or c-IAP-2 and a caspase such as caspase-3 or caspase-7. The invention also provides screening assays for identifying agents that alter the specific association of an IAP such as XIAP, c-IAP-1 or c-IAP-2 and a pro-caspase such as pro-caspase-9. In addition, the invention also provides methods for identifying agents that modulate the activity of a caspase in the presence of an IAP and that regulate the activation of a pro-caspase by an IAP. The invention further provides methods of reducing the severity of a pathologic condition in an individual by administering to the individual an agent that alters the caspase inhibitory activity of an IAP. In addition, the invention provides methods of modulating the ability of a population of cells to survive ex vivo by contacting the cells with an agent that alters the caspase inhibitory activity of an IAP in the cells.
    • 本发明涉及凋亡抑制剂(IAP)蛋白和细胞死亡蛋白酶半胱天冬酶家族的成员之间的作用,例如,X染色体连接的IAP(XIAP)和半胱天冬酶-3的相互作用,半胱天冬酶-7或 胱天蛋白酶-9,其中IAP调节胱天蛋白酶的活性。 本发明提供用于鉴定改变IAP(诸如XIAP,c-IAP-1或c-IAP-2)和半胱天冬酶(例如半胱天冬酶-3或半胱天冬酶-7)的IAP的特异性缔合的试剂的筛选试验。 本发明还提供用于鉴定改变IAP如XIAP,c-IAP-1或c-IAP-2和前半胱天冬酶如前半胱天冬酶-9的特异性关联的试剂的筛选试验。 此外,本发明还提供了鉴定在IAP存在下调节半胱天冬酶的活性并且通过IAP调节前半胱天冬酶的活化的试剂的方法。 本发明还提供了通过向个体施用改变IAP的半胱天冬酶抑制活性的试剂来降低个体病理状况的严重性的方法。 此外,本发明提供了通过使细胞与改变细胞中IAP的半胱天冬酶抑制活性的试剂接触来调节细胞群体离体存活的能力的方法。
    • 37. 发明授权
    • Glutathione beads and GST fusion proteins
    • 谷胱甘肽和GST融合蛋白
    • US07785900B1
    • 2010-08-31
    • US11652432
    • 2007-01-11
    • Peter C. SimonsLarry A. SklarEric R. ProssnitzAngela Wandinger-NessMathewos Z. TessemaJohn C. ReedDayong Zhai
    • Peter C. SimonsLarry A. SklarEric R. ProssnitzAngela Wandinger-NessMathewos Z. TessemaJohn C. ReedDayong Zhai
    • G01N33/543G01N33/53
    • G01N33/54393G01N33/543
    • The present invention relates generally to glutathione derivatized beads which are adapted for use in conjunction with glutathione-S-transferase fusion proteins (generally, GST fusion proteins, which contain a fluorescent label such as fluorescent green protein) for use in flow cytometry. The present invention also relates to methods for detecting and/or quantifying interactions between a GST fusion protein and their binding partners, in particular, labeled binding partners such as fluorescently labeled binding partners. By creating glutathione beads with an appropriate high or increased site density, disadvantages often associated with low affinity systems and quick off-rates in solution may be resolved to provide a workable system and method. Methods of identifying potential agonists, antagonists and regulator compounds of proteins fused to GST from libraries of compounds represents another aspect of the present invention.
    • 本发明一般涉及适用于与流式细胞术中使用的谷胱甘肽-S-转移酶融合蛋白(通常为含有荧光标记如荧光绿蛋白的GST融合蛋白)结合使用的谷胱甘肽衍生化珠粒。 本发明还涉及用于检测和/或定量GST融合蛋白与其结合配偶体,特别是标记的结合配偶体如荧光标记的结合配偶体之间的相互作用的方法。 通过产生具有适当的高或增加的位点密度的谷胱甘肽珠,可以解决通常与低亲和力系统相关的缺点和解决方案中的快速关闭速率,以提供可行的系统和方法。 从化合物文库鉴定与GST融合的蛋白质的潜在激动剂,拮抗剂和调节剂化合物的方法代表本发明的另一方面。
    • 38. 发明申请
    • YEAST BASED EXPRESSION OF PROTEASES AND METHODS OF USE
    • 基于YEAST的表达及其使用方法
    • US20100028892A1
    • 2010-02-04
    • US12504600
    • 2009-07-16
    • John C. ReedHideki HayashiMichael Cuddy
    • John C. ReedHideki HayashiMichael Cuddy
    • C12Q1/68
    • C12N15/1055C12N15/1086C12N15/81
    • This disclosure generally relates to components and methods of using a high throughput screening (HTS) systems for intracellular proteases, using Caspases as a prototype. Genetic systems are disclosed for monitoring exogenous caspase activation pathways in the yeast, Saccharomyces cerevisiae. The yeast-based cellular systems permit facile expression of proteases (e.g., caspase) and protease-activating proteins in combinations that reconstitute entire mammalian pathways in these simple eukaryotes. Among the assay methods integrated into the yeast system are cleavable reporter gene activators, in which protease-mediated cleavage activates a transcription factor. Exemplary systems rely, singly or in concert, on exogenous recombinant caspases and exogenous upstream activators of caspases to cleave a chimeric protein giving rise to a transcription factor which induces the expression of the LacZ and LEU2 genes. The activities of these genes result in colored cultures and impart the ability of the yeast to grow in leucine deficient media. The intensity of the color is measured by colorimetry and quantified with OD units. The OD units are directly proportional to the activity of the caspase in the system. The method of quantification is referred to as the “readout”.
    • 本公开通常涉及使用胱天蛋白酶作为原型的细胞内蛋白酶的高通量筛选(HTS)系统的组件和方法。 公开了用于监测酵母,酿酒酵母中的外源半胱天冬酶活化途径的遗传系统。 基于酵母的细胞系统允许在这些简单真核生物中重组整个哺乳动物途径的组合,容易地表达蛋白酶(例如胱天蛋白酶)和蛋白酶活化蛋白。 整合到酵母系统中的测定方法中是可裂解的报告基因激活因子,其中蛋白酶介导的切割激活转录因子。 示例性系统单独或一致地依赖于外源重组胱天蛋白酶和胱天蛋白酶的外源上游激活剂以切割嵌合蛋白,产生诱导LacZ和LEU2基因表达的转录因子。 这些基因的活性导致有色培养物,并赋予酵母在亮氨酸缺乏培养基中生长的能力。 通过比色法测量颜色的强度并用OD单位定量。 OD单位与系统中半胱天冬酶的活性成正比。 定量方法被称为“读出”。
    • 39. 发明授权
    • Bcl-G polypeptides, encoding nucleic acids and methods of use
    • Bcl-G多肽,编码核酸和使用方法
    • US07638324B2
    • 2009-12-29
    • US09738396
    • 2000-12-14
    • John C. ReedAdam GodzikBin Guo
    • John C. ReedAdam GodzikBin Guo
    • C07H21/02C07H21/04C12Q1/68C12N5/00A61K31/70
    • C07K7/08C07K7/06C07K14/4747C07K2319/00
    • The invention provides Bcl-G polypeptides and encoding nucleic acids. Bcl-G polypeptides include Bcl-GL and Bcl-GS. The invention also provides mouse Bcl-G. The invention also provides vectors containing Bcl-G nucleic acids, host cells containing such vectors, Bcl-G anti-sense nucleic acids and related compositions. The invention additionally provides Bcl-G oligonucleotides that can be used to hybridize to or amplify a Bcl-G nucleic acid. Anti-Bcl-G specific antibodies are also provided. Further provided are kits containing Bcl-G nucleic acids or Bcl-G specific antibodies. Such kits and reagents can be used to diagnose cancer, monitor response to therapy, or predict the prognosis of a cancer patient. The invention additionally provides methods of modulating apoptosis using Bcl-G polypeptides, encoding nucleic acids, or compounds that modulate the activity or expression of Bcl-G polypeptides. The methods for modulating apoptosis can be used to treat diseases such as cancer.
    • 本发明提供了Bcl-G多肽和编码核酸。 Bcl-G多肽包括Bcl-GL和Bcl-GS。 本发明还提供了小鼠Bcl-G。 本发明还提供含有Bcl-G核酸的载体,含有这些载体的宿主细胞,Bcl-G反义核酸和相关组合物。 本发明另外提供可用于与Bcl-G核酸杂交或扩增的Bcl-G寡核苷酸。 还提供抗Bcl-G特异性抗体。 还提供了含有Bcl-G核酸或Bcl-G特异性抗体的试剂盒。 这样的试剂盒和试剂可用于诊断癌症,监测对治疗的反应或预测癌症患者的预后。 本发明另外提供了使用调节Bcl-G多肽的活性或表达的Bcl-G多肽,编码核酸或化合物来调节凋亡的方法。 调节凋亡的方法可用于治疗癌症等疾病。
    • 40. 发明申请
    • PAAD domain-containing polypeptides, encoding nucleic acids, and methods of use
    • 含PAAD结构域的多肽,编码核酸和使用方法
    • US20080233638A1
    • 2008-09-25
    • US11977647
    • 2007-10-24
    • John C. ReedAdam Godzik
    • John C. ReedAdam Godzik
    • C12N5/06C07H21/04C12N15/00C12N5/00C07K14/435C07K16/18
    • C07H21/04C07K14/4747Y10T436/143333
    • The invention provides isolated nucleic acid molecules encoding PAAD-domain containing polypeptides and functional fragments thereof, including fragments containing PAAD domains, NACHT domains and ARED domains, encoded polypeptides, and antibodies. Also provided are methods of identifying polypeptides and agents that associate with a PAAD-domain containing polypeptide or fragment thereof, or that alter an association of a PAAD domain-containing polypeptides. Further provided are methods of identifying agents that modulate PAAD domain-mediated inhibition of NFκB activity, or modulate an activity of a NACHT domain of a PAAD domain-containing polypeptide. Also provided are methods of modulating NFκB transcriptional activity in a cell, and methods of altering expression of a PAAD domain-containing polypeptide in a cell.
    • 本发明提供编码含有PAAD结构域的多肽及其功能片段的分离的核酸分子,包括含有PAAD结构域,NACHT结构域和ARED结构域,编码多肽和抗体的片段。 还提供了鉴定与含PAAD结构域的多肽或其片段缔合的多肽和试剂的方法,或改变含PAAD结构域的多肽的缔合。 还提供了鉴定调节PAAD结构域介导的NFκB活性抑制或调节含有PAAD结构域的多肽的NACHT结构域的活性的试剂的方法。 还提供了调节细胞中NFκB转录活性的方法,以及改变细胞中含有PAAD结构域的多肽的表达的方法。