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    • 1. 发明授权
    • Method and apparatus for concentrating and amplifying nucleic acid in single micro chamber
    • 在单微室中浓缩和扩增核酸的方法和装置
    • US07807360B2
    • 2010-10-05
    • US11620961
    • 2007-01-08
    • Young-rok KimJun-hong MinIn-ho LeeYoung-sun LeeChang-eun YooKi-woong Han
    • Young-rok KimJun-hong MinIn-ho LeeYoung-sun LeeChang-eun YooKi-woong Han
    • C12Q1/68
    • C12Q1/6806B01L3/5027B01L3/5088C12Q1/686C12Q2565/629C12Q2537/149C12Q2527/125
    • A method of sequentially performing concentration and amplification of nucleic acid in a single micro chamber includes: introducing a nucleic acid-containing sample and a solution including a kosmotropic salt to a micro chamber having a hydrophilic interior surface to concentrate the nucleic acid by binding the nucleic acid on the interior surface of the micro chamber; and performing a polymerase chain reaction (PCR) by adding a PCR mixture to the chamber. Since the nucleic acid is reversibly bound to the interior surface of the micro chamber, PCR yield is higher compared with a surface of aluminum oxide in which irreversible binding occurs. In addition, all processes are sequentially performed in a single micro chamber so that the number of samples, consumables, time, and labor for treatment and analysis can be reduced, detection sensitivity can be improved, and risk of sample cross contamination significantly reduced without sample loss by eliminating transporting of the sample. A complete automated system for concentration and amplification of nucleic acid is thus readily provided.
    • 在单个微室中依次进行核酸的浓缩和扩增的方法包括:将含核酸的样品和包含可染色盐的溶液引入具有亲水性内表面的微室中,以通过结合核酸来浓缩核酸 酸在微室的内表面上; 并通过向该室加入PCR混合物进行聚合酶链式反应(PCR)。 由于核酸可逆地结合到微室的内表面,与其中发生不可逆结合的氧化铝的表面相比,PCR产率更高。 此外,所有过程都在单个微室中顺序进行,以便可以减少样品数量,消耗品,时间和处理和分析的劳动力,可以提高检测灵敏度,并且样品交叉污染的风险在没有样品时显着降低 通过消除样品的运输而损失。 因此容易提供用于浓缩和扩增核酸的完整的自动化系统。
    • 6. 发明申请
    • Method of selectively removing protein from biological samples using chemicals
    • 使用化学物质从生物样品中选择性去除蛋白质的方法
    • US20060223100A1
    • 2006-10-05
    • US11396761
    • 2006-04-03
    • Myo-yong LeeKi-woong Han
    • Myo-yong LeeKi-woong Han
    • C07H21/04C12Q1/68
    • C07K1/36C07K1/20C12Q1/6806C12Q2527/125
    • Provided is a method of removing protein while not removing nucleic acids from a biological sample containing protein, the method including: adding a compound of formula I below and a protein nucleating agent to the biological sample containing protein: where at least two of R1, R2, and R3 substituents are substituted or unsubstituted C1-C6 alkyl groups and the other substituent is a hydrogen atom, and a is an integer of 1 to 6; treating the resultant mixture with a hydrophobic surface material in order to obtain a protein-free mixture; and separating the protein-free mixture from the hydrophobic surface material to which the protein is bound. By using the method, the protein can be selectively, effectively removed from the biological sample containing the protein while a nucleic acid is maintained in the sample.
    • 提供一种除去蛋白质而不从含有生物样品的蛋白质中除去核酸的方法,该方法包括:将下面的式I化合物和蛋白质成核剂加入到含有蛋白质的生物样品中:其中至少两个R R 1,R 2,R 3和R 3取代基是取代或未取代的C 1 -C 6烷基,而另一个取代基是氢原子,a是 1〜6的整数; 用疏水性表面材料处理所得混合物以获得无蛋白质的混合物; 并将蛋白质与蛋白质结合的疏水表面材料分离出来。 通过使用该方法,可以在将样品中保持核酸的同时,从含有蛋白质的生物样品中有效地除去蛋白质。
    • 7. 发明授权
    • Method for preferentially removing protein over nucleic acids using physical as well as chemical means of removal of the protein
    • 使用物理以及去除蛋白质的化学方法优先去除蛋白质的方法
    • US07435811B2
    • 2008-10-14
    • US11396761
    • 2006-04-03
    • Myo-yong LeeKi-woong Han
    • Myo-yong LeeKi-woong Han
    • C07H21/00
    • C07K1/36C07K1/20C12Q1/6806C12Q2527/125
    • Provided is a method of removing protein while not removing nucleic acids from a biological sample containing protein, the method including: adding a compound of formula I below and a protein nucleating agent to the biological sample containing protein: where at least two of R1, R2, and R3 substituents are substituted or unsubstituted C1-C6 alkyl groups and the other substituent is a hydrogen atom or a substituted or unsubstituted C1-C6 alkyl group, a is an integer of 1 to 6, and b is 0 or 1, wherein b is 0 when a is not 1; treating the resultant mixture with a hydrophobic surface material in order to obtain a protein-free mixture; and separating the protein-free mixture from the hydrophobic surface material to which the protein is bound. By using the method, the protein can be selectively, effectively removed from the biological sample containing the protein while a nucleic acid is maintained in the sample.
    • 提供一种除去蛋白质而不从含有生物样品的蛋白质中除去核酸的方法,该方法包括:将下面的式I化合物和蛋白质成核剂加入到含有蛋白质的生物样品中:其中至少两个R R 1,R 2,R 3和R 3取代基是取代或未取代的C 1 -C 6烷基,而另一个取代基是氢原子或取代或未取代的 C1-C6烷基,a为1〜6的整数,b为0或1,a为1时,b为0; 用疏水性表面材料处理所得混合物以获得无蛋白质的混合物; 并将蛋白质与蛋白质结合的疏水表面材料分离出来。 通过使用该方法,可以在将样品中保持核酸的同时,从含有蛋白质的生物样品中有效地除去蛋白质。