JP5647936B2 - 修飾ヌクレオチド及びこれを用いたリアルタイムポリメラーゼ反応 - Google Patents
修飾ヌクレオチド及びこれを用いたリアルタイムポリメラーゼ反応 Download PDFInfo
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- JP5647936B2 JP5647936B2 JP2011091737A JP2011091737A JP5647936B2 JP 5647936 B2 JP5647936 B2 JP 5647936B2 JP 2011091737 A JP2011091737 A JP 2011091737A JP 2011091737 A JP2011091737 A JP 2011091737A JP 5647936 B2 JP5647936 B2 JP 5647936B2
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- 0 C*P([O-])(OP([O-])(OP([O-])(OC[C@@]1O[C@@](*)CC1O)=O)=O)=O Chemical compound C*P([O-])(OP([O-])(OP([O-])(OC[C@@]1O[C@@](*)CC1O)=O)=O)=O 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
- C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
- C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
- C07H19/16—Purine radicals
- C07H19/20—Purine radicals with the saccharide radical esterified by phosphoric or polyphosphoric acids
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- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
- C12Q1/6844—Nucleic acid amplification reactions
- C12Q1/6851—Quantitative amplification
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- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
- C12Q1/6844—Nucleic acid amplification reactions
- C12Q1/686—Polymerase chain reaction [PCR]
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- C12Q2563/00—Nucleic acid detection characterized by the use of physical, structural and functional properties
- C12Q2563/107—Nucleic acid detection characterized by the use of physical, structural and functional properties fluorescence
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Description
100mMのMES緩衝溶液(Sigma−Aldrich)500μlに、100mM濃度のdGTP50μlとEDC(N−Ethyl−N'−(3−dimethylaminopropyl)carbodiimide hydrochloride、Sigma−Aldrich)30mgを加えた。室温で5分間攪拌した後、この混合反応溶液に10mgのエチレンジアミン・HCl(Sigma−Aldrich)を加え、4℃で16時間攪拌した。逆相HPLCを用いて、精製されたNH2−dGTPを収得した。
前記<実施例1>で精製されたNH2−dGTPをPBS(phosphate buffered saline)50μlに5.4mMになるように溶解させ、これにDMSO(dimethylsulfoxide)に溶解したボディピー−FLサクシニミジルエステル(10mM、400μl)を加えた後、常温で3時間攪拌した。前記<実施例1>に記載された逆相HPLCを用いて、精製されたγF−dGTPを収得した。
DNAポリメラーゼ検索は、プライマー(primer)伸長反応を通して行われた。
配列番号3の塩基配列で示される正方向プライマー(5'−CCACTCCTCCACCTTTGAC、100nM)、配列番号4の塩基配列で示される逆方向プライマー(5’−ACCCTGTTGCTGTAGCCA、100nM)、配列番号5の塩基配列で示される鋳型鎖(5’−CCACTCCTCCACCTTTGCCGCTGGGGCTGGCATTGCCCTCAACGACCACTTTGTCAAGCTCATTTCCTGGTATGCCAACGAATTTGGCTACAGCAACAGGGT、10nM乃至10fM)、dATP(25μM、Promega)、dCTP(25μM、Promega)、dTTP(25μM、Promega)、γF−dGTP(25μM)、ポリメラーゼ反応緩衝溶液(New England Biolabs)、及びTherminator γ DNAポリメラーゼ(2units)を含む20μlの反応混合溶液を、リアルタイムPCR反応分析に使用した。
前記<実施例4>で使用されたプライマーと鋳型鎖を同一な量で含みながら、dATP(25μM、Promega)、dCTP(25μM、Promega)、dTTP(25μM、Promega)、dGTP(25μM、Promega)、ポリメラーゼ反応緩衝溶液(New England Biolabs)、SYBR green I(1/20,000希釈、Invitrogen)、そしてTaqDNAポリメラーゼ(2units)を含む20μlの反応混合溶液を使用して、リアルタイムPCR反応分析を実施した。前記<実施例4>と同一のPCR条件及び機器を使用して、同一方法で分析を行い、その結果を図5に示した。
配列番号6の塩基配列で示されるプライマー(5’−CTGCTGCATCTAGACGTGACTGA、100nM)、配列番号7の塩基配列で示される鋳型鎖(5’−GATGCAGTCAGTCGTCATCGAGTCGTCAGTCAGTCAGTCAGTCAGTCAGTCAGTCAGTCACGTCT、100nM)、dATP(25μM、Promega)、dCTP(25μM、Promega)、dTTP(25μM、Promega)、γF−dGTP(25μM)、BSA(100μg/mL)、Phi29 DNAポリメラーゼ反応緩衝溶液(New England Biolabs)、及びPhi29 DNAポリメラーゼ(6units)が含まれている20μlの反応混合溶液を製造し、これをリアルタイムRCA反応分析に使用した。前記反応は30℃で20分間行っており、毎20秒ごとに反応溶液の蛍光強度を、前記<実施例4>で用いた機器を用いて測定し、その結果を図6に示した。
Claims (6)
- 前記組成物はdCTP及びdTTPをさらに含む、請求項1に記載のリアルタイムポリメラーゼ反応用組成物。
- 前記リアルタイムポリメラーゼ反応は、リアルタイムPCR、及び等温重合からなる群より選択される、請求項1又は2に記載のリアルタイムポリメラーゼ反応用組成物。
- 請求項1〜3のいずれか一項に記載のリアルタイムポリメラーゼ反応用組成物を含む、リアルタイムポリメラーゼ反応用分析キット。
- (a)請求項1〜3のいずれか一項に記載のリアルタイムポリメラーゼ反応用組成物及び検出対象の核酸の部位を増幅させるプライマーを準備する段階と、
(b)試料から核酸を抽出し、これを鋳型にして前記(a)段階で準備されたリアルタイムポリメラーゼ反応用組成物及びプライマーを用いてリアルタイムポリメラーゼ反応を行う段階と、
(c)前記(b)段階における蛍光信号を測定して検出対象の核酸の量を定量分析する段階
とを含む、リアルタイムポリメラーゼ反応分析方法。 - 前記リアルタイムポリメラーゼ反応は、リアルタイムPCR、及び等温重合からなる群より選択される、請求項5に記載のリアルタイムポリメラーゼ反応分析方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100078926A KR101190792B1 (ko) | 2010-08-16 | 2010-08-16 | 변형 뉴클레오티드 및 이를 이용한 실시간 중합효소 반응 |
| KR10-2010-0078926 | 2010-08-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012040000A JP2012040000A (ja) | 2012-03-01 |
| JP5647936B2 true JP5647936B2 (ja) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011091737A Expired - Fee Related JP5647936B2 (ja) | 2010-08-16 | 2011-04-18 | 修飾ヌクレオチド及びこれを用いたリアルタイムポリメラーゼ反応 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20120064531A1 (ja) |
| EP (1) | EP2420508B1 (ja) |
| JP (1) | JP5647936B2 (ja) |
| KR (1) | KR101190792B1 (ja) |
| WO (1) | WO2012023675A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11293055B2 (en) * | 2015-07-13 | 2022-04-05 | National Cancer Center | Nucleic acid detection kit and nucleic acid detection method using nanoparticles |
| CN113710686A (zh) * | 2019-02-19 | 2021-11-26 | 阿尔缇玛基因组学公司 | 用于光学检测和测序的接头和方法 |
| JP2022533366A (ja) * | 2019-05-17 | 2022-07-22 | 4ベースバイオ ソシエダー リミターダ | プライマー認識が改良されたPhi29 DNAポリメラーゼ変異体 |
| US11807851B1 (en) | 2020-02-18 | 2023-11-07 | Ultima Genomics, Inc. | Modified polynucleotides and uses thereof |
| GB2605404A (en) * | 2021-03-30 | 2022-10-05 | Sumitomo Chemical Co | Sequencing method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006513705A (ja) * | 2003-02-05 | 2006-04-27 | アマシャム・バイオサイエンス・コーポレイション | 核酸増殖 |
| US7405281B2 (en) * | 2005-09-29 | 2008-07-29 | Pacific Biosciences Of California, Inc. | Fluorescent nucleotide analogs and uses therefor |
| US20080091005A1 (en) * | 2006-07-20 | 2008-04-17 | Visigen Biotechnologies, Inc. | Modified nucleotides, methods for making and using same |
-
2010
- 2010-08-16 KR KR1020100078926A patent/KR101190792B1/ko not_active Expired - Fee Related
-
2011
- 2011-01-27 WO PCT/KR2011/000581 patent/WO2012023675A1/ko not_active Ceased
- 2011-04-18 JP JP2011091737A patent/JP5647936B2/ja not_active Expired - Fee Related
- 2011-08-11 EP EP11177252.1A patent/EP2420508B1/en not_active Not-in-force
- 2011-09-14 US US13/210,645 patent/US20120064531A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012023675A1 (ko) | 2012-02-23 |
| KR101190792B1 (ko) | 2012-10-12 |
| US20120064531A1 (en) | 2012-03-15 |
| KR20120021763A (ko) | 2012-03-09 |
| EP2420508B1 (en) | 2015-09-23 |
| EP2420508A1 (en) | 2012-02-22 |
| JP2012040000A (ja) | 2012-03-01 |
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