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    • 5. 发明申请
    • Method for nucleic acid quantitation
    • 核酸定量方法
    • US20090142767A1
    • 2009-06-04
    • US12292800
    • 2008-11-26
    • Kiyomi TaniguchiHideki Kambara
    • Kiyomi TaniguchiHideki Kambara
    • C12Q1/68
    • C12Q1/6851C12Q2545/101C12Q2525/161
    • It is intended to provide a novel convenient approach for DNA quantitative analysis that overcomes the disadvantages of conventional formulations. A standard DNA sample is prepared by introducing a single-base substitution into target DNA, and a predetermined amount thereof is mixed with a target DNA sample. The target and standard DNAs are amplified using the same primers designed to amplify a region comprising the single-base substitution site. To a hybridization product of a probe capable of binding to a site immediately before the single-base substitution site, ddATP, ddGTP, ddCTP, and ddTTP are sequentially added one by one to perform a complementary strand synthesis reaction. Luciferase reaction-induced luminescence derived from the formed pyrophosphoric acid is detected. The target DNA is quantitated from the amount of the detected luminescence and the amount of the added standard DNA sample.
    • 旨在为DNA定量分析提供一种新颖的方便方法,克服了常规制剂的缺点。 通过将单碱基置换引入目标DNA中制备标准DNA样品,并将其预定量与目标DNA样品混合。 使用设计用于扩增包含单碱基取代位点的区域的相同引物扩增靶标和标准DNA。 对于能够在单碱基置换位点之前结合位点的探针的杂交产物,逐个依次加入ddATP,ddGTP,ddCTP和ddTTP以进行互补链合成反应。 检测到由形成的焦磷酸衍生的荧光素酶反应诱导的发光。 从所检测的发光量和添加的标准DNA样品的量定量靶DNA。
    • 6. 发明申请
    • Methods for quantitative cDNA analysis in single-cell
    • 单细胞定量cDNA分析方法
    • US20070281313A1
    • 2007-12-06
    • US11783575
    • 2007-04-10
    • Kiyomi TaniguchiHideki KambaraTomoharu Kajiyama
    • Kiyomi TaniguchiHideki KambaraTomoharu Kajiyama
    • C12Q1/68
    • C12Q1/6811C12N15/1096C12Q1/6809C12Q1/6834C12Q2565/537C12Q2525/173C12Q2521/301C12Q2561/113
    • It is an object to provide a method of suitably analyzing the amount of gene expression of a single-cell.A method of detecting a nucleic acid comprisinga step of sampling a single-cell from a sample containing at least a single-cell,a cell lysis step of lysing cell membrane of the sampled single-cell and extracting nucleic acids from the cell,a DNase treatment step of degrading DNA of the extracted nucleic acids with DNase,a step of hybridizing mRNA of the total RNA contained in the single-cell with oligo (dT) fixed onto a carrier,a step of performing reverse transcription of the mRNA hybridized with the oligo (dT) to fix cDNA derived from the single-cell onto the carrier, thereby preparing a single-cell derived cDNA library fixed onto a carrier, anda step of amplifying cDNA fixed onto the carrier and simultaneously detecting an amplification amount of the cDNA.
    • 本发明的目的是提供适当分析单细胞的基因表达量的方法。 一种检测核酸的方法,包括从含有至少单细胞的样品中取样单细胞的步骤,裂解采样的单细胞的细胞膜并从细胞中提取核酸的细胞裂解步骤 用DNase降解提取的核酸的DNA的DNA酶处理步骤,将单细胞中含有的总RNA的mRNA与固定在载体上的寡聚(dT)杂交的步骤,将与mRNA杂交的mRNA进行逆转录的步骤 将来自单细胞的cDNA固定在载体上的寡核苷酸(dT),从而制备固定在载体上的单细胞衍生的cDNA文库,以及扩增固定在载体上的cDNA并同时检测扩增量的步骤 cDNA。
    • 7. 发明授权
    • Methods for quantitative cDNA analysis in single-cell
    • 单细胞定量cDNA分析方法
    • US08802367B2
    • 2014-08-12
    • US11783575
    • 2007-04-10
    • Kiyomi TaniguchiHideki KambaraTomoharu Kajiyama
    • Kiyomi TaniguchiHideki KambaraTomoharu Kajiyama
    • C12Q1/68C12P19/34C07H21/02C07H21/04
    • C12Q1/6811C12N15/1096C12Q1/6809C12Q1/6834C12Q2565/537C12Q2525/173C12Q2521/301C12Q2561/113
    • It is an object to provide a method of suitably analyzing the amount of gene expression of a single-cell.A method of detecting a nucleic acid comprising a step of sampling a single-cell from a sample containing at least a single-cell, a cell lysis step of lysing cell membrane of the sampled single-cell and extracting nucleic acids from the cell, a DNase treatment step of degrading DNA of the extracted nucleic acids with DNase, a step of hybridizing mRNA of the total RNA contained in the single-cell with oligo (dT) fixed onto a carrier, a step of performing reverse transcription of the mRNA hybridized with the oligo (dT) to fix cDNA derived from the single-cell onto the carrier, thereby preparing a single-cell derived cDNA library fixed onto a carrier, and a step of amplifying cDNA fixed onto the carrier and simultaneously detecting an amplification amount of the cDNA.
    • 本发明的目的是提供适当分析单细胞的基因表达量的方法。 一种检测核酸的方法,包括从含有至少单细胞的样品中取样单细胞的步骤,裂解采样的单细胞的细胞膜并从细胞中提取核酸的细胞裂解步骤 用DNase降解提取的核酸的DNA的DNA酶处理步骤,将单细胞中含有的总RNA的mRNA与固定在载体上的寡聚(dT)杂交的步骤,将与mRNA杂交的mRNA进行逆转录的步骤 将来自单细胞的cDNA固定在载体上的寡核苷酸(dT),从而制备固定在载体上的单细胞衍生的cDNA文库,以及扩增固定在载体上的cDNA并同时检测扩增量的步骤 cDNA。
    • 8. 发明申请
    • Method for nucleic acid analysis
    • 核酸分析方法
    • US20060223087A1
    • 2006-10-05
    • US11342861
    • 2006-01-31
    • Kiyomi TaniguchiKeiichi NagaiHiroko Matsunaga
    • Kiyomi TaniguchiKeiichi NagaiHiroko Matsunaga
    • C12Q1/68
    • C12Q1/683C12Q2537/113C12Q2523/125C12Q2521/307
    • A simple and highly accurate method for detecting the presence or absence of gene mutation and methylated cytosine in CpG dinucleotide that are contained in a target sequence derived from an analysis sample is provided. Features of the method for nucleic acid analysis include cleaving one or more noncomplementary sites in a double-stranded nucleic acid sample by a single strand-specific endonuclease, hybridizing at least one of the nucleic acid fragments obtained to a probe containing a nucleotide sequence that is partially or totally identical to either one strand of the double-stranded nucleic acid sample, allowing an extension reaction to proceed from the nucleic acid fragment hybridized to the probe, and optically detecting pyrophosphate generated by the extension reaction, thereby judging the presence or absence of at least a noncomplementary site in the double-stranded nucleic acid sample.
    • 提供了一种用于检测来自分析样品的靶序列中包含的CpG二核苷酸中基因突变和甲基化胞嘧啶的存在或不存在的简单且高度准确的方法。 用于核酸分析的方法的特征包括通过单链特异性内切核酸酶切割双链核酸样品中的一个或多个非互补位点,将获得的核酸片段中的至少一个与包含核苷酸序列的探针杂交 部分或全部与双链核酸样品的一条链相同,允许从与探针杂交的核酸片段进行延伸反应,并光学检测由延伸反应产生的焦磷酸盐,从而判断是否存在 至少在双链核酸样品中的非互补位点。