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    • 3. 发明申请
    • METHODS AND KITS FOR AMPLIFYING DNA
    • 用于扩增DNA的方法和工具
    • US20070202523A1
    • 2007-08-30
    • US11681104
    • 2007-03-01
    • Michael BECKERWai-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • Michael BECKERWai-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • C12Q1/68C12P19/34
    • C12P19/34C12Q1/6865C12Q2533/101C12Q2525/186C12Q2525/143C12Q2537/163C12Q2521/325C12Q2521/107
    • Novel methods of synthesizing multiple copies of a target nucleic acid sequence which are autocatalytic are disclosed (i.e., able to cycle automatically without the need to modify reaction conditions such as temperature, pH, or ionic strength and using the product of one cycle in the next one). In particular, methods of nucleic acid amplification are disclosed which are robust and efficient, while reducing the appearance of side-products. In general, the methods use priming oligonucleotides that target only one sense of a target nucleic acid, a promoter oligonucleotide modified to prevent polymerase extension from its 3′-terminus and, optionally, a means for terminating a primer extension reaction, to amplify RNA or DNA molecules in vitro, while reducing or substantially eliminating the formation of side-pro ducts. The disclosed methods minimizes or substantially eliminate the emergence of side-products, thus providing a high level of specificity. Furthermore, the appearance of side-products can complicate the analysis of the amplification reaction by various molecular detection techniques. The disclosed methods minimize or substantially eliminate this problem, thus providing enhanced levels of sensitivity.
    • 公开了合成自动催化的靶核酸序列的多个拷贝的新方法(即,能够自动循环而不需要修改反应条件如温度,pH或离子强度,并且使用下一个循环的产物 一)。 特别地,公开了鲁棒和有效的核酸扩增方法,同时减少副产物的外观。 通常,所述方法使用仅靶向靶核酸的引物寡核苷酸,经修饰以防止聚合酶从其3'末端延伸的启动子寡核苷酸,以及任选的终止引物延伸反应的手段以扩增RNA或 DNA分子在体外,同时减少或基本上消除副产物的形成。 所公开的方法最小化或基本上消除副产物的出现,从而提供高水平的特异性。 此外,副产物的出现可能通过各种分子检测技术使扩增反应的分析复杂化。 所公开的方法最小化或基本上消除了该问题,从而提供了增强的灵敏度水平。
    • 5. 发明申请
    • Kits for Performing Amplification Reactions
    • 用于进行放大反应的试剂盒
    • US20070299254A1
    • 2007-12-27
    • US11574307
    • 2005-08-26
    • Michael BeckerWal-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • Michael BeckerWal-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • C07H21/04
    • C12P19/34C12Q1/6865C12Q2537/163C12Q2521/325C12Q2521/107C12Q2525/186C12Q2533/101C12Q2525/143
    • The present invention is directed to novel methods of synthesizing multiple copies of a target nucleic acid sequence which are autocatalytic (i.e., able to cycle automatically without the need to modify reaction conditions such as temperature, pH, or ionic strength and using the product of one cycle in the next one). In particular, the present invention discloses a method of nucleic acid amplification which is robust and efficient, while reducing the appearance of side products. The method uses only one primer, the “priming oligonucleotide,” a 3'blocked promoter oligonucleotide and optionally, a means for terminating a primer extension reaction, to amplify RNA or DNA molecules in vitro, while reducing or eliminating the formation of side products. The method of the present invention minimizes or eliminates the emergence of side products, thus providing a high level of specificity. Furthermore, the appearance of side products can complicate the analysis of the amplification reaction by various molecular detection techniques. The present invention minimizes or eliminates this problem, thus providing an enhanced level of sensitivity.
    • 本发明涉及合成目标核酸序列的多个拷贝的新型方法,所述目标核酸序列是自动催化的(即,能够自动循环而不需要修饰诸如温度,pH或离子强度的反应条件,并且使用一种 循环在下一个)。 特别地,本发明公开了一种鲁棒有效的核酸扩增方法,同时减少了副产物的外观。 该方法仅使用一种引物,即引物寡核苷酸,3'封闭的启动子寡核苷酸和任选的终止引物延伸反应的手段,以体外扩增RNA或DNA分子,同时减少或消除副产物的形成。 本发明的方法使副产物的出现最小化或消除,从而提供高水平的特异性。 此外,副产物的出现可能通过各种分子检测技术使扩增反应的分析复杂化。 本发明使这个问题最小化或消除了这一点,从而提供了增强的灵敏度。
    • 6. 发明申请
    • Single-primer nucleic acid amplification methods
    • 单引物核酸扩增方法
    • US20060046265A1
    • 2006-03-02
    • US11213519
    • 2005-08-26
    • Michael BeckerWai-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • Michael BeckerWai-Chung LamKristin LivezeySteven BrentanoDaniel KolkAstrid Schroder
    • C12Q1/68C12P19/34
    • C12P19/34C12Q1/6865C12Q2537/163C12Q2521/325C12Q2521/107C12Q2525/186C12Q2533/101C12Q2525/143
    • The present invention is directed to novel methods of synthesizing multiple copies of a target nucleic acid sequence which are autocatalytic (i.e., able to cycle automatically without the need to modify reaction conditions such as temperature, pH, or ionic strength and using the product of one cycle in the next one). In particular, the present invention discloses a method of nucleic acid amplification which is robust and efficient, while reducing the appearance of side-products. The method uses only one primer, the “priming oligonucleotide,” a promoter oligonucleotide modified to prevent polymerase extension from its 3′-terminus and, optionally, a means for terminating a primer extension reaction, to amplify RNA or DNA molecules in vitro, while reducing or substantially eliminating the formation of side-products. The method of the present invention minimizes or substantially eliminates the emergence of side-products, thus providing a high level of specificity. Furthermore, the appearance of side-products can complicate the analysis of the amplification reaction by various molecular detection techniques. The present invention minimizes or substantially eliminates this problem, thus providing an enhanced level of sensitivity.
    • 本发明涉及合成目标核酸序列的多个拷贝的新型方法,所述目标核酸序列是自动催化的(即,能够自动循环而不需要修饰诸如温度,pH或离子强度的反应条件,并且使用一种 循环在下一个)。 特别地,本发明公开了一种鲁棒有效的核酸扩增方法,同时减少副产物的外观。 该方法仅使用一种引物,即引物寡核苷酸,经修饰的启动子寡核苷酸,用于防止聚合酶从其3'末端延伸,以及任选的终止引物延伸反应的手段,以在体外扩增RNA或DNA分子,同时 减少或基本上消除副产物的形成。 本发明的方法使副产物的出现最小化或基本上消除,从而提供高水平的特异性。 此外,副产物的出现可能通过各种分子检测技术使扩增反应的分析复杂化。 本发明使这个问题最小化或基本消除,从而提供了增强的灵敏度。