SCREENING METHOD, PROTEIN INSTABILITY AND/OR STABILITY INDUCERS, AND PROTEIN ACTIVITY ASSESSMENT
    2.
    发明申请
    SCREENING METHOD, PROTEIN INSTABILITY AND/OR STABILITY INDUCERS, AND PROTEIN ACTIVITY ASSESSMENT 审中-公开
    筛选方法,蛋白质不稳定性和/或稳定性诱导剂和蛋白质活性评估

    公开(公告)号:US20150133467A1

    公开(公告)日:2015-05-14

    申请号:US14406101

    申请日:2013-06-06

    Abstract: Provided is a screening method with which it is possible to determine the cause of a decrease or an increase in the amount of a target protein that is expressed by a cell. One or a plurality of embodiments include: conducting cultivation that includes bringing an assay cell into contact with a test substance, and measuring a relative amount (A) of the target protein in relation to an internal standard; conducting cultivation in which an assay cell is not brought into contact with a test substance, and measuring a relative amount (B) in relation to an internal standard; comparing the relative amount (A) and the relative amount (B); and, based on the comparison, selecting a candidate substance that induces instability and/or stability in the target protein. The assay cell is a cell that is able to express mRNA of the target protein and mRNA of the internal standard protein under the identical regulation of gene expression, or a cell having a means for expressing mRNA of the target protein and mRNA of the internal standard protein under the identical regulation of gene expression.

    Abstract translation: 提供了可以确定由细胞表达的靶蛋白的量的减少或增加的原因的筛选方法。 一个或多个实施方案包括:进行培养,其包括使测定细胞与测试物质接触,并测量靶蛋白相对于内标的相对量(A); 进行培养,其中测定细胞不与测试物质接触,并测量相对于内标的相对量(B); 比较相对量(A)和相对量(B); 并且基于比较,选择诱导靶蛋白的不稳定性和/或稳定性的候选物质。 测定细胞是能够在基因表达相同调节下表达内标蛋白的靶蛋白和mRNA的mRNA的细胞,或具有​​表达靶蛋白的mRNA和内标的mRNA的方法的细胞 蛋白质在相同的基因表达调控下。

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