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    • 81. 发明公开
    • Methods and compositions for diagnosing gastrointestinal stromal tumors
    • Verfahren und Zusammensetzungen zur诊断呕吐肠胃炎Stromatumoren
    • EP2400035A1
    • 2011-12-28
    • EP10167588.2
    • 2010-06-28
    • Technische Universität MünchenUniversität Leipzig
    • von Bubnoff, NikolasLange, ThoralfMaier, Jacqueline
    • C12Q1/68
    • C12Q1/6886C12Q1/68C12Q2600/156C12Q2600/16
    • The present invention relates to an in vitro method for diagnosing and/or monitoring in a subject a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor, comprising detecting and/or analyzing in a test sample derived from the subject one or more mutations in any one or both of the marker genes cKIT (GenBank acc. no. NM_000222.2) and PDGFRA (GenBank acc. no. NM_006206.4), wherein the presence of any one of the mutations detected in the test sample is indicative of a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor in the subject. The present invention is also directed to a corresponding kit-of-parts for diagnosing and/or monitoring a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor, comprising means for detecting and/or analyzing one or more mutations as defined herein, as well as to the use of one or more mutations as defined herein as a panel of molecular markers for diagnosing and/or monitoring a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor.
    • 本发明涉及一种用于诊断和/或监测受试者的胃肠道间质肿瘤或发展胃肠道间质瘤的倾向的体外方法,其包括在来自受试者的测试样品中检测和/或分析一种或多种突变 在任何一个或两个标记基因cKIT(GenBank acc.No.NM_000222.2)和PDGFRA(GenBank,编号NM_006206.4)中,其中在测试样品中检测到的任何一种突变的存在表明 胃肠道间质肿瘤或在受试者中发展胃肠道间质瘤的倾向。 本发明还涉及用于诊断和/或监测胃肠道间质肿瘤或发展胃肠道基质肿瘤的倾向的相应试剂盒,其包括用于检测和/或分析本文定义的一种或多种突变的方法, 以及本文定义的一种或多种突变作为分子标记用于诊断和/或监测胃肠道间质瘤或倾向于发展胃肠道间质瘤的用途。
    • 82. 发明授权
    • Device and method for measuring impedance in organotypic tissues
    • 装置和方法,用于测量在有机组织的阻抗
    • EP2103933B1
    • 2011-07-27
    • EP08003365.7
    • 2008-02-25
    • Universität Leipzig
    • Robitzki, AndreaRothermel, AndréeJahnke, Heinz-GeorgSternberger, InaStriggow, FrankMack, Till
    • G01N33/487
    • G01N33/4836G01N27/041
    • The present invention refers to a device for measuring impedance in organotypic tissue comprising at least one recording chamber with a liquid permeable membrane supporting the organotypic tissue, at least one bottom electrode and at least one top electrode, wherein the liquid permeable membrane divides the recording chamber into a top chamber and a bottom chamber, wherein at least the bottom chamber contains culture medium for the organotypic tissue, and the bottom electrode(s) is/are located in the bottom chamber and the top electrode(s) is/are located in the top chamber, and wherein the organotypic tissue is located between the bottom electrode(s) and the top electrode(s). The present invention also refers to the use of the device according to the present invention for measuring impedance in organotypic tissue. Furthermore, the present invention relates to a method for analyzing the effect of test compounds on pathological and non-pathological organotypic tissue by meassuring the impedance of the organotypic tissue, wherein the organotypic tissue is cultured in a culture medium during the time of the analysis and the impedance of the organotypic tissue is measured at least once before and at least once after treating the organotypic tissue with the test compound or the impedance of the organotypic tissue treated with the test compound is compared to a non-treated organotypic tissue, wherein the impedance is measured using at least one electrode at each of two opposing sides of the organotypic tissue, and the electrodes are contacted with the culture medium or the tissue during measuring the impedance.