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    • 1. 发明授权
    • Device and method for combined bioaffinity assay and electrophoretic
separation of multiple analytes
    • 用于组合生物亲和测定和多分析物电泳分离的装置和方法
    • US5741639A
    • 1998-04-21
    • US396310
    • 1995-02-28
    • Kees EnsingPeter OroszlanAran PaulusCarlo S. Effenhauser
    • Kees EnsingPeter OroszlanAran PaulusCarlo S. Effenhauser
    • G01N33/543G01N27/447G01N33/561C12Q1/68
    • G01N33/561Y10S435/96Y10S435/961Y10S436/81
    • A device for combined bioaffinity assay and electrophoretic separation is provided, which comprises a capillary system having two stages, a first stage in which bioaffinity interactions of analyte molecules and molecular recognition elements are performed, and a second stage, in which electrophoretic separation of the analyte molecules and subsequent detection of the separated species is accomplished. Within the first capillary stage the molecular recognition elements are attached and immobilized to the inside capillary wall, for example, by adsorption or by covalent binding to the capillary material. The method for combined bioaffinity assay and electrophoretic separation comprises flowing an analyte through a capillary system having two stages. In a first capillary stage the analyte molecules are captured by respective molecular recognition elements present in that stage. More particularly the analyte molecules are captured by molecular recognition elements which are attached and immobilized to the inside wall of that capillary stage, for example, by adsorption or by covalent binding to the capillary material. After a predetermined time the analyte-molecules are dissociated from the molecular recognition elements. Subsequently the analyte-molecules are separated in a second stage of the capillary system by capillary electrophoresis and finally the separated species are detected at the terminal part of the capillary system.
    • 提供了用于组合生物亲和测定和电泳分离的装置,其包括具有两个阶段的毛细管系统,其中进行分析物分子和分子识别元件的生物亲和力相互作用的第一阶段,以及分析物的电泳分离的第二阶段 分子和随后的分离物质的检测是完成的。 在第一毛细血管阶段内,例如通过吸附或通过与毛细管材料的共价结合将分子识别元件附着并固定到内部毛细管壁。 用于组合生物亲和测定和电泳分离的方法包括使分析物流过具有两个阶段的毛细管系统。 在第一毛细血管阶段,分析物分子被该阶段中存在的相应的分子识别元件捕获。 更具体地,分析物分子被分子识别元件捕获,分子识别元件例如通过吸附或通过与毛细管材料的共价结合而附着和固定到该毛细管阶段的内壁。 在预定时间后,分析物 - 分子与分子识别元件分离。 随后,通过毛细管电泳在毛细管系统的第二阶段分离分析物分子,最后在毛细管系统的末端部分检测分离的物质。
    • 5. 发明授权
    • Process for separating mixtures of substances using capillary affinity gel electrophoresis
    • 使用毛细管亲和凝胶电泳分离物质混合物的方法
    • US06379515B1
    • 2002-04-30
    • US09180984
    • 1998-11-19
    • Angelika Muscate-MagnussenAran PaulusFrançois Natt
    • Angelika Muscate-MagnussenAran PaulusFrançois Natt
    • G01N2726
    • G01N27/44747
    • Process for the selective separation of electrically charged target molecules in an analytical mixture by means of capillary affinity gel electrophoresis, using a capillary tube which is at least partly filled with a polymer gel, whereby receptors for target molecules are covalently bound to the polymer, and an electric field of at least 50 volts/cm is applied, characterized in that (a) the capillary tube is charged with the analytical mixture, (b) in a first separation stage the target molecules in the analytical mixture are bound to the receptors and the remaining components are eluted, optionally while splitting open, and (c) in a second stage of the process the elution conditions are changed, optionally in stages, so that the affinity of the target molecules for the receptor is eliminated and the target molecules are eluted and detected, optionally whilst splitting open.
    • 通过毛细管亲和性凝胶电泳,使用至少部分填充有聚合物凝胶的毛细管选择性分离分析混合物中的带电荷的靶分子的方法,由此靶分子的受体共价结合到聚合物上,以及 施加至少50伏/厘米的电场,其特征在于(a)毛细管装有分析混合物,(b)在第一分离阶段,分析混合物中的靶分子与受体结合, 洗脱剩余的组分,任选地分开开放,和(c)在该过程的第二阶段中,洗脱条件可任选地分阶段改变,从而消除靶分子对受体的亲和力,靶分子是 洗脱和检测,任选地同时分开开放。