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    • 5. 发明授权
    • Process for the quantification of cell populations or subpopulations and
a reagent suitable therefor
    • 用于定量细胞群或亚群的方法和适合其的试剂
    • US4876189A
    • 1989-10-24
    • US927803
    • 1986-11-05
    • Hartmut SchettersJosef EndlWinfried Albert
    • Hartmut SchettersJosef EndlWinfried Albert
    • G01N33/53C12Q1/28C12Q1/34G01N33/536G01N33/543G01N33/569
    • G01N33/56972G01N33/56966Y10S435/81Y10S435/967Y10T436/101666
    • A process for quantification of cell populations or subpopulations, by incubating a sample with labelled antibodies directed against characteristic surface antigens of the cell population to be quantified to form labelled antibody/antigen complexes. Standards with known, differing particle concentration and having comparable sedimentation behavior to the cells to be determined and further, carrying molecules which are directed against the labelled antibody or a part hereof are also incubated with the labelled antibodies. The cells of the sample solution, as well as the particles of the standard solution, are separated off from the excess labelled antibodies and the amount of the labelling is measured not only on the cells but also on the particles. By comparison of the measurement value from the sample with the measurement values from the standard solutions, there is ascertained the number of cells to be determined in the sample. The standard and a reagent kit for carrying out the process are also the subject of this application.
    • 通过将样品与针对要定量的细胞群的特征性表面抗原的标记抗体孵育以形成标记的抗体/抗原复合物,来定量细胞群体或亚群体的方法。 具有已知的,不同的颗粒浓度并且具有与要测定的细胞具有可比较的沉降行为的标准品,并且进一步携带针对标记的抗体或其部分的分子也与标记的抗体一起温育。 将样品溶液的细胞以及标准溶液的颗粒与过量标记的抗体分离出来,并且不仅在细胞上而且在颗粒上测量标记量。 通过将来自样品的测量值与来自标准溶液的测量值的比较,确定样品中待确定的细胞数量。 用于执行该过程的标准品和试剂盒也是本申请的主题。