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    • 6. 发明申请
    • CELL-SCREENING ASSAY AND COMPOSITION
    • 细胞筛选测定和组成
    • WO03006947A3
    • 2003-05-08
    • PCT/US0221339
    • 2002-07-05
    • ACLARA BIOSCIENCES INCSINGH SHARATCHAN-HUI PO-YING
    • SINGH SHARATCHAN-HUI PO-YING
    • G01N33/50G01N33/58C12Q1/66C07H21/02C07H21/04C12N9/12C12P21/06G01N27/26
    • G01N33/5023G01N33/5008G01N33/581
    • The present invention discloses methods for multiplexed cellular assays. The methods can be used for a simultaneous quantitation of transcription levels from multiple promoters, multiple drugs, or for monitoring effects on multiple protein-protein interactions. These methods make use of reporter gene constructs that couple a single reporter enzyme coding sequence with one or more promoter regions, and a set of probes that are subject to degradation by the reporter enzyme, producing a set of reporters that can be separated from each other by differences in their mobilities. Multiplexed assays are achieved by combining a set of cell populations, wherein each population contains a distinct reporter gene construct and a distinct probe. Various treatments are then carried out on the mixture of cells. Treatments that induce transcription from specific promoters will cause synthesis of the reporter enzyme in that particular cell population, leading to degradation of the corresponding probe. The generation of specific reporters is determined by electrophoresis, or other means of measuring mobility, and is correlated with an effect of the treatment on transcription from a defined promoter.
    • 本发明公开了用于多路复用细胞分析的方法。 该方法可用于同时定量多种启动子,多种药物的转录水平,或用于监测对多种蛋白质 - 蛋白质相互作用的影响。 这些方法利用将单个报道酶编码序列与一个或多个启动子区偶联的报道基因构建体和一组受到报道酶降解的探针,产生一组可以彼此分离的报道分子 通过其流动性的差异。 通过组合一组细胞群实现复合测定,其中每个群包含独特的报道基因构建体和独特的探针。 然后对细胞混合物进行各种处理。 诱导特定启动子转录的处理将引起该特定细胞群中报道酶的合成,导致相应探针的降解。 特定报道分子的产生通过电泳或其他测量流动性的手段来确定,并与治疗对来自确定的启动子的转录的影响相关。
    • 7. 发明申请
    • ERBB SURFACE RECEPTOR COMPLEXES AS BIOMARKERS
    • ERBB表面受体复合物作为生物标志物
    • WO2004091384A3
    • 2005-12-29
    • PCT/US2004009715
    • 2004-03-30
    • ACLARA BIOSCIENCES INCCHAN-HUI PO-YINGSALIMI-MOOSAVI HOSSEINSHI YININGSINGH SHARATDUA RAJIVMUKHERJEE ALIPIDAPARTHI SAILAJA
    • CHAN-HUI PO-YINGSALIMI-MOOSAVI HOSSEINSHI YININGSINGH SHARATDUA RAJIVMUKHERJEE ALIPIDAPARTHI SAILAJA
    • A61B20060101C07K16/28C12N20060101C12Q3/00G01N33/542G01N33/543G01N33/574
    • G01N33/57492C07K16/2863G01N33/542G01N2333/485G01N2800/52
    • The invention is directed to a new class of biomarker in patient samples comprising dimers of ErbB cell surface membrane receptors. In one aspect, the invention includes a method of determining the status of a disease or healthful condition by correlating such condition to amounts of one or more dimers of ErbB cell surface membrane receptors measured directly in a patient sample, in particular a fixed tissue sample. In another aspect, the invention includes a method of determining a status of a cancer in a specimen from an individual by correlating measurements of amounts of one or more dimers of ErbB cell surface membrane receptors in cells of the specimen to such status, including presence or absence of a pre-cancerous state, presence or absence of a cancerous state, prognosis of a cancer, or responsiveness to treatment. Preferably, methods of the invention are implemented by using sets of binding compounds having releasable molecular tags that are specific for multiple components of one or more types of receptor dimers. After binding, molecular tags are released and separated from the assay mixture for analysis.
    • 本发明涉及包含ErbB细胞表面膜受体的二聚体的患者样品中的新一类生物标志物。 在一个方面,本发明包括通过将这样的病症与在患者样品,特别是固定组织样品中直接测量的一种或多种ErbB细胞表面膜受体的二聚体的量相关联来确定疾病或健康状况的状态的方法。 另一方面,本发明包括通过将样本细胞中的ErbB细胞表面膜受体的一种或多种二聚体的量的测量值与这样的状态相关联来确定来自个体的样品中癌症状态的方法,包括存在或 不存在癌前状态,存在或不存在癌症状态,癌症预后或对治疗的反应性。 优选地,本发明的方法通过使用具有可释放分子标签的结合化合物来实现,所述组合化合物对于一种或多种类型的受体二聚体的多种组分是特异性的。 结合后,分离标签被释放并与测定混合物分离,用于分析。