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    • 1. 发明授权
    • Method and device for the electrophoretic separation of particles, especially of macromolecules, by electrophoresis
    • 通过电泳电泳分离颗粒,特别是大分子的方法和装置
    • US07204922B1
    • 2007-04-17
    • US10049245
    • 1999-07-26
    • Johan-Valentin KahlJulia NissenJoachim RädlerRoman ZantlBerenike MaierUlf RädlerAndres HohnerReinhard Galneder
    • Johan-Valentin KahlJulia NissenJoachim RädlerRoman ZantlBerenike MaierUlf RädlerAndres HohnerReinhard Galneder
    • G01N27/26
    • G01N27/44773B01D57/02G01N27/44747
    • The present invention provides a method for the electrophoretic separation of particles, especially of macromolecules, comprising the steps of applying the particles to be separated on a substrate supported membrane, such that the particles are mobile across the surface of the substrate supported membrane; providing an electrical field such that electrical fields are formed along the surface across which the particles are mobile; and temporarily modifying the electrical field and/or adding a substrate supported membrane having a structured surface, wherein the direction and/or the strength of the electrical field are temporarily modified and/or wherein the substrate supported membrane is structured so that a force is acting on the particles that leads to a movement depending on the length of the particles. Moreover, a substrate is provided, in particular, for supporting a membrane during the performing of the inventive methods, that comprises an optically transparent material. Moreover, the invention provides a substrate supported membrane for carrying out the inventive methods including an inventive substrate as defined in the claims and a fluid lipid membrane. Moreover, the present invention provides a microchannel electrophoresis chamber having at least one channel with a bottom surface including an inventive substrate, and an electrode assembly.
    • 本发明提供了一种用于电泳分离颗粒,特别是大分子的方法,包括以下步骤:将待分离的颗粒施加在基板支撑的膜上,使得颗粒在基底支撑的膜的表面上是可移动的; 提供电场,使得沿着颗粒可移动的表面形成电场; 并临时修改电场和/或添加具有结构化表面的基底支撑膜,其中电场的方向和/或强度被暂时改变和/或其中基底支撑膜被构造成使得力作用 在导致根据颗粒长度的运动的颗粒上。 此外,提供了一种衬底,特别是用于在执行本发明的方法期间支撑膜,其包括光学透明材料。 此外,本发明提供了一种用于实施本发明方法的底物负载膜,包括如权利要求中所定义的本发明基质和流体脂质膜。 此外,本发明提供一种具有至少一个通道的微通道电泳室,底部表面包括本发明的基底和电极组件。
    • 7. 发明授权
    • Flow chamber
    • 流动室
    • US07517499B2
    • 2009-04-14
    • US10491016
    • 2002-09-25
    • Johan-Valentin Kahl
    • Johan-Valentin Kahl
    • B01L3/00
    • B01L3/5027B01L3/5025B01L3/502715B01L2200/027B01L2300/0822B01L2300/0877B01L2300/12B01L2400/0406B01L2400/0457G02B21/34
    • A flow chamber (1) made of plastics as an object carrier for light-microscopic examinations comprised at least one channel (4) in a base plate (2), said channel having a width of 0.01 to 20 mm and a height of 0.01 to 5 mm. One liquid reservoir (3, 3′) each is connected to the inlet and outlet opening (6, 6′) of the channel, whereby a communicating system is generated. The bottom and/or the cover of this chamber is made of a high-class plastic material and may be functionalized. The inlet and outlet portions of the channel may be formed by a rounding (7) of the channel edges or by a surface treatment in a manner that drop formation is prevented and the flow is therefore not obstructed.In a method of sample preparation for light-optical microscopic examinations, a sample flow is generated by a system of communicating pipes, in that a reservoir of a solution with the sample is connected via a third channel with at least one further reservoir and the filling level of the reservoirs differs at the beginning of the examination.
    • 由塑料制成的流动室(1)作为用于光学显微镜检查的物体载体,其包括在基板(2)中的至少一个通道(4),所述通道的宽度为0.01至20mm,高度为0.01至 5毫米。 一个液体储存器(3,3')各自连接到通道的入口和出口(6,6'),由此产生通信系统。 该室的底部和/或盖子由高级塑料材料制成并且可以被功能化。 通道的入口和出口部分可以由通道边缘的圆形(7)或通过表面处理形成,使得防止液滴形成并且因此流动不被阻碍。 在用于光学显微镜检查的样品制备方法中,通过连通管道的系统产生样品流,其中具有样品的溶液的储存器经由第三通道与至少一个另外的储器连接,并且填充物 水库水平在考试开始时有所不同。