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    • 3. 发明申请
    • Large-scale parallel nucleic acid analysis method
    • 大规模并行核酸分析方法
    • US20080318244A1
    • 2008-12-25
    • US12213448
    • 2008-06-19
    • Hiroko MatsunagaHideki KambaraTomoharu Kajiyama
    • Hiroko MatsunagaHideki KambaraTomoharu Kajiyama
    • C12Q1/68
    • C12Q1/6834C12Q1/6844C12Q2537/143C12Q2525/191C12Q2533/101C12Q2565/537
    • It is intended to provide a technique for amplifying, individually and in parallel, nucleic acids contained in a mixture of plural kinds of nucleic acid samples. The present invention provides a nucleic acid analysis method comprising amplification means, whereby amplification reaction is performed in a reaction solution comprising a homogeneous solvent and comprising at least plural template nucleic acids and solid phase carriers comprising one or more kinds of amplification probes immobilized on the surface, to prevent amplified products attributed to two or more template nucleic acids from being replicated in one solid phase carrier. According to the present invention, plural kinds of analyte nucleic acid samples in a mixed state can be amplified individually and in parallel. This method achieves one solid phase carrier-one nucleic acid. Therefore, a higher density of solid phase carriers with obtained amplified products is easily achieved, leading to improved throughput of amplified product analysis. Reactions in all the amplification reaction steps are performed under homogeneous solvent conditions. Therefore, the method of the present invention is performed by convenient procedures and as such, is suitable to automation.
    • 旨在提供用于扩增多种核酸样品的混合物中包含的核酸的单独和并行扩增的技术。 本发明提供了包含扩增方法的核酸分析方法,其中扩增反应在包含均相溶剂并包含至少多个模板核酸的反应溶液中进行,并且包含固定在表面上的一种或多种扩增探针的固相载体 ,以防止归因于两种或更多种模板核酸的扩增产物被复制在一种固相载体中。 根据本发明,可以单独并行地扩增处于混合状态的多种分析物核酸样品。 该方法实现了一种固相载体一核酸。 因此,容易获得具有获得的扩增产物的较高密度的固相载体,从而提高扩增产物分析的产量。 所有扩增反应步骤中的反应在均相溶剂条件下进行。 因此,本发明的方法通过方便的程序进行,因此适用于自动化。
    • 6. 发明授权
    • DNA sequencing method and reagents kit
    • DNA测序方法和试剂盒
    • US5968743A
    • 1999-10-19
    • US948364
    • 1997-10-09
    • Hiroko MatsunagaKazunori OkanoHideki Kambara
    • Hiroko MatsunagaKazunori OkanoHideki Kambara
    • C12Q1/68C12P19/34
    • C12Q1/6869
    • The present invention provides a DNA sequencing method comprising: (1) a step of fragmentation of a sample DNA and amplifying each fragment to obtain a first DNA fragment; (2) a step of obtaining from the first DNA fragment a second DNA fragment substantially complementary to the sample DNA at least at the 3' terminus thereof; and (3) a step of performing an extension reaction of complementary strand, using the sample DNA as a template to produce a third DNA fragment containing a base sequence complementary to the second DNA fragment and having a size longer than that of the second DNA fragment, and using the third DNA fragment as a template for sequencing of the sample DNA. DNA sequencing can be proceeded efficiently with extremely low redundancy.
    • 本发明提供一种DNA测序方法,其特征在于,包括:(1)将样品DNA分解并扩增各片段以获得第一DNA片段的步骤; (2)至少在其3'末端从第一DNA片段获得与样品DNA基本互补的第二DNA片段的步骤; 和(3)使用样品DNA作为模板进行互补链的延伸反应的步骤,以产生含有与第二个DNA片段互补的碱基序列并且具有比第二个DNA片段长的碱基序列的第三个DNA片段 ,并使用第三个DNA片段作为样品DNA测序的模板。 可以以极低的冗余度有效地进行DNA测序。
    • 10. 发明授权
    • DNA analysis apparatus
    • DNA分析仪器
    • US08975066B2
    • 2015-03-10
    • US12419399
    • 2009-04-07
    • Hideki KambaraAkihiko Kishimoto
    • Hideki KambaraAkihiko Kishimoto
    • C12M1/34C12M3/00C12Q1/68B01L7/00
    • C12Q1/6869B01J2219/00659B01J2219/00722B01L7/52C12Q2565/301C12Q2563/103C12Q2535/101
    • Accurate and sensitive sequencing in pyrosequencing is achieved by allowing complementary strand synthesis reaction to proceed homogeneously and completely in a short time while performing luminescence reaction for a sufficiently long time. DNA as a sequencing target is immobilized on the surface of a solid support. Nucleic acid substrates are injected from a dispenser to the support site where complementary strand synthesis is in turn performed rapidly and completely in a short time under a small reaction volume. Next, the support together with the product thereon is moved into a luminescence reaction solution where luminescence reaction is in turn performed. Thus, a DNA complementary strand synthesis reaction site and a luminescence reaction site are completely separated. The support surface is also washed by dipping the support in the luminescence reaction solution that contains a luminescence reagent and an enzyme that degrades redundant nucleic acid substrates.
    • 焦磷酸测序中的精确和灵敏的测序通过使互补链合成反应在短时间内均匀且完全地进行,同时进行发光反应足够长的时间来实现。 作为测序靶的DNA被固定在固体支持物的表面上。 将核酸底物从分配器注射到支持部位,其中互补链合成在短时间内在小反应体积下快速且完全地进行。 接下来,将载体与其上的产物一起移动到进行发光反应的发光反应溶液中。 因此,DNA互补链合成反应位点和发光反应位点完全分离。 通过将载体浸渍在含有发光试剂的发光反应溶液和降解冗余核酸底物的酶中也可以洗涤载体表面。