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    • 5. 发明授权
    • Electrophoresis system and method
    • 电泳系统及方法
    • US07740748B2
    • 2010-06-22
    • US12258657
    • 2008-10-27
    • Wei-Cheng TianShashi ThutupalliLi ZhuAnthony John MurrayErin Jean FinehoutJun Xie
    • Wei-Cheng TianShashi ThutupalliLi ZhuAnthony John MurrayErin Jean FinehoutJun Xie
    • G01N27/447G01N27/453
    • B01D57/02B01L3/502715G01N27/44743
    • Electrophoresis systems and methods comprise an electrophoresis device, wherein the electrophoresis device comprises a loading channel, an injection channel, and a separation channel. The loading channel is in fluid communication with a first and second sample port. The injection channel is connected to the loading channel to form a first intersection. The separation channel is connected to the injection channel to form a second intersection and in fluid communication with a first and second reservoir, and wherein the injection channel is in fluid communication with a third reservoir. The electrophoresis system further comprises electrodes coupled to the first sample port and the third reservoir, and the first reservoir and the second reservoir, respectively, that are adapted to move the sample into the loading channel towards the third reservoir and form a sample plug in the second intersection, and to further move the sample plug into the separation channel towards the second reservoir.
    • 电泳系统和方法包括电泳装置,其中电泳装置包括装载通道,注射通道和分离通道。 装载通道与第一和第二采样端口流体连通。 注入通道连接到装载通道以形成第一交叉。 分离通道连接到注入通道以形成第二交叉并且与第一和第二储存器流体连通,并且其中注入通道与第三储存器流体连通。 电泳系统还包括分别耦合到第一样品端口和第三储存器的电极,以及分别适于将样品移动到装载通道中的第一储存器和第二储存器,以朝向第三储存器形成样品塞 并且将样品塞进一步朝向第二储存器移动到分离通道中。
    • 6. 发明申请
    • ELECTROPHORESIS SYSTEM AND METHOD
    • 电泳系统和方法
    • US20100101951A1
    • 2010-04-29
    • US12258657
    • 2008-10-27
    • Wei-Cheng TianShashi ThutupalliLi ZhuAnthony John MurrayErin Jean FinehoutJun Xie
    • Wei-Cheng TianShashi ThutupalliLi ZhuAnthony John MurrayErin Jean FinehoutJun Xie
    • B01D57/02
    • B01D57/02B01L3/502715G01N27/44743
    • Electrophoresis systems and methods comprise an electrophoresis device, wherein the electrophoresis device comprises a loading channel, an injection channel, and a separation channel. The loading channel is in fluid communication with a first and second sample port. The injection channel is connected to the loading channel to form a first intersection. The separation channel is connected to the injection channel to form a second intersection and in fluid communication with a first and second reservoir, and wherein the injection channel is in fluid communication with a third reservoir. The electrophoresis system further comprises electrodes coupled to the first sample port and the third reservoir, and the first reservoir and the second reservoir, respectively, that are adapted to move the sample into the loading channel towards the third reservoir and form a sample plug in the second intersection, and to further move the sample plug into the separation channel towards the second reservoir.
    • 电泳系统和方法包括电泳装置,其中电泳装置包括装载通道,注射通道和分离通道。 装载通道与第一和第二采样端口流体连通。 注入通道连接到装载通道以形成第一交叉。 分离通道连接到注入通道以形成第二交叉并且与第一和第二储存器流体连通,并且其中注入通道与第三储存器流体连通。 电泳系统还包括分别耦合到第一样品端口和第三储存器的电极,以及分别适于将样品移动到装载通道中的第一储存器和第二储存器,以朝向第三储存器形成样品塞 并且将样品塞进一步朝向第二储存器移动到分离通道中。
    • 7. 发明申请
    • Protein Sample Preparation
    • 蛋白质样品制备
    • US20080308422A1
    • 2008-12-18
    • US11762564
    • 2007-06-13
    • Reginald Donovan SmithErin Jean Finehout
    • Reginald Donovan SmithErin Jean Finehout
    • G01N27/26G01N1/38G01N37/00
    • G01N27/44704G01N1/38Y10T436/108331
    • In one aspect, the invention provides methods for protein sample preparation for electrophoretic separation. The method comprises a step of providing a protein sample in solution, adding a chaotrope to the protein sample, adding a surfactant to the protein sample, wherein the final concentration of the surfactant in the solution is less than critical micelle concentration of the surfactant. In another aspect, the invention also provides methods of electrophoretic separation of protein samples that includes the protein sample preparation method as described herein. In yet another aspect, the invention provides a loading buffer solution composition for protein sample preparation that includes a surfactant in solution at a final concentration that is less than critical micelle concentration of the surfactant, and; a chaotrope.
    • 一方面,本发明提供了用于电泳分离的蛋白质样品制备方法。 该方法包括在溶液中提供蛋白质样品,向蛋白质样品中加入离液剂,向蛋白质样品中加入表面活性剂的步骤,其中溶液中表面活性剂的最终浓度小于表面活性剂的临界胶束浓度。 另一方面,本发明还提供了包括如本文所述的蛋白质样品制备方法的蛋白质样品的电泳分离方法。 另一方面,本发明提供了用于蛋白质样品制备的负载缓冲溶液组合物,其包含溶液中的表面活性剂,其终浓度小于表面活性剂的临界胶束浓度, 一种离液剂
    • 9. 发明授权
    • Injection method for microfluidic chips
    • 微流控芯片注射方法
    • US07927476B2
    • 2011-04-19
    • US12341233
    • 2008-12-22
    • Wei-Cheng TianErin Jean FinehoutLi ZhuJun Xie
    • Wei-Cheng TianErin Jean FinehoutLi ZhuJun Xie
    • G01N27/447G01N27/453
    • B01D57/02
    • Methods and systems for injecting a sample during electrophoresis, that generally comprise: loading a sieving matrix through a first end of a separation channel; having the an end of the sieving matrix at a set distance from the intersection of the separation channel and a loading channel; pressure loading a sample through the loading channel and filling an empty portion of the separation channel; applying an electric field across the separation channel while flowing a washing buffer through the loading channel; and injecting a portion of the sample into the separation channel, wherein the portion of the sample injected is of a size that is determined by a distance between the end of the sieving matrix and the intersection of the loading and separation channels.
    • 用于在电泳期间注射样品的方法和系统,其通常包括:通过分离通道的第一端装载筛分基质; 筛分矩阵的结束距离分离通道和加载通道的交点处一定距离; 通过加载通道加载样品并填充分离通道的空的部分; 在使洗涤缓冲液流过所述装载通道的同时,在所述分离通道上施加电场; 以及将所述样品的一部分注入所述分离通道中,其中所述注入的所述样品的所述部分具有由所述筛分矩阵的末端与所述加载和分离通道的交点之间的距离确定的尺寸。