METHODS AND SYSTEMS FOR SEARCHING FOR REGULATORS OF THE FER PROTEIN AND FOR MONITORING THE EFFECTS OF THE FER PROTEIN
    4.
    发明申请
    METHODS AND SYSTEMS FOR SEARCHING FOR REGULATORS OF THE FER PROTEIN AND FOR MONITORING THE EFFECTS OF THE FER PROTEIN 审中-公开
    用于搜索FER蛋白调节因子和监测FER蛋白的影响的方法和系统

    公开(公告)号:WO2007107991A1

    公开(公告)日:2007-09-27

    申请号:PCT/IL2007/000360

    申请日:2007-03-20

    CPC classification number: C12Y207/10002 C12N9/1205 C12N15/1137 C12N2310/14

    Abstract: The invention provides a method for modulating a Fer mediated pathway in a cell, for monitoring the effect of a Fer protein in a cell, for altering and inhibiting one or more effects of a Fer protein in a cell. The invention involves modulating, monitoring, altering or inhibiting any one or more or of the association of the Fer protein to PP1; the phosphorylation of PP1, the phosphatase activity of PP1, and the tumor suppressive activity of the retinoblastoma protein (RB). In a preferred embodiment of the invention, modulating a Fer mediated pathway in a cell, monitoring the effect of a Fer protein in a cell, for altering and inhibiting one or more effects of a Fer protein in a cell involves administrating to a cell compound having a molecular weight of up to 1000 Dalton capable of modulating, altering or inhibiting an effect of Fer. The invention further provides a method for determining whether a substance is capable of altering or inhibiting an effect of a Fer protein in a cell. The method includes presenting the substance to a first cell expressing an exogenous Fer gene or Fer cDNA; and measuring a rate of proliferation of the cell. A significant difference between the growth rate of the first cell and the growth rate of a second cell not expressing an exogenous Fer gene or Fer cDNA indicates that the substance is capable of altering a fer mediated pathway.

    Abstract translation: 本发明提供了调节细胞中Fer介导的途径的方法,用于监测细胞中Fer蛋白的作用,以改变和抑制细胞中Fer蛋白的一种或多种作用。 本发明涉及调节,监测,改变或抑制Fer蛋白与PP1的任何一种或多种或结合; PP1的磷酸化,PP1的磷酸酶活性以及视网膜母细胞瘤蛋白(RB)的肿瘤抑制活性。 在本发明的优选实施方案中,调节细胞中Fer介导的途径,监测Fer蛋白在细胞中的作用,用于改变和抑制细胞中Fer蛋白的一种或多种作用,包括向具有 分子量高达1000道尔顿能够调节,改变或抑制Fer的作用。 本发明还提供了一种用于确定物质是否能够改变或抑制细胞中Fer蛋白的作用的方法。 该方法包括将物质呈递给表达外源Fer基因或Fer cDNA的第一个细胞; 并测量细胞增殖的速率。 第一细胞的生长速率与不表达外源性Fer基因或Fer cDNA的第二细胞的生长速率之间的显着差异表明该物质能够改变fer介导的途径。

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