JP2005102580A - ミスマッチ結合ポリヌクレオチドの除去方法 - Google Patents
ミスマッチ結合ポリヌクレオチドの除去方法 Download PDFInfo
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- JP2005102580A JP2005102580A JP2003339714A JP2003339714A JP2005102580A JP 2005102580 A JP2005102580 A JP 2005102580A JP 2003339714 A JP2003339714 A JP 2003339714A JP 2003339714 A JP2003339714 A JP 2003339714A JP 2005102580 A JP2005102580 A JP 2005102580A
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- dna
- labeled
- probe
- mismatch
- polynucleotide
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- 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
- C12Q1/6813—Hybridisation assays
- C12Q1/6832—Enhancement of hybridisation reaction
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- 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
- C12Q1/6813—Hybridisation assays
- C12Q1/6834—Enzymatic or biochemical coupling of nucleic acids to a solid phase
- C12Q1/6837—Enzymatic or biochemical coupling of nucleic acids to a solid phase using probe arrays or probe chips
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- Proteomics, Peptides & Aminoacids (AREA)
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Abstract
【解決手段】 担体上の複数の領域に固定されたDNAプローブ(a)に標識物質で標識されたポリヌクレオチドをハイブリダイズさせる(b)。DNAプローブと二本鎖を形成していない1本鎖部分の標識DNAを、エキソヌクレアーゼVIIを作用させて、DNAプローブと標識DNAとで形成された二本鎖から切り離す(c)。その後、領域に電圧を印加できるように電極を配置し、電極に電圧を印加してDNAプローブとミスマッチ結合している標識DNAを剥がす(d)。標識DNAの標識物質からの信号を領域毎に検出する(e)。
【選択図】 図1
Description
2 DNAプローブ
3 標識DNA
4 標識物質
11 洗浄液
14 電極
15 プラス電源
Claims (2)
- 担体上の複数の領域に固定されたオリゴヌクレオチドプローブに標識物質で標識されたポリヌクレオチドをハイブリダイズさせた後、前記オリゴヌクレオチドプローブと二本鎖を形成していない1本鎖部分の標識ポリヌクレオチドを、該標識ポリヌクレオチドの末端から1本鎖ポリヌクレオチドを分解する制限酵素を作用させて、前記オリゴヌクレオチドプローブと前記標識ポリヌクレオチドとで形成された二本鎖から切り離し、その後、前記領域に電圧を印加できるように電極を配置し、該電極に電圧を印加して前記オリゴヌクレオチドプローブとミスマッチ結合している標識ポリヌクレオチドを剥がすことを特徴とするミスマッチ結合ポリヌクレオチドの除去方法。
- 前記制限酵素がエキソヌクレアーゼVIIであることを特徴とする請求項1記載のミスマッチ結合ポリヌクレオチドの除去方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003339714A JP4342890B2 (ja) | 2003-09-30 | 2003-09-30 | ミスマッチ結合ポリヌクレオチドの除去方法 |
US10/953,445 US20050123958A1 (en) | 2003-09-30 | 2004-09-30 | Method of removing mismatch bound polynucleotides |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003339714A JP4342890B2 (ja) | 2003-09-30 | 2003-09-30 | ミスマッチ結合ポリヌクレオチドの除去方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005102580A true JP2005102580A (ja) | 2005-04-21 |
JP4342890B2 JP4342890B2 (ja) | 2009-10-14 |
Family
ID=34534832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003339714A Expired - Fee Related JP4342890B2 (ja) | 2003-09-30 | 2003-09-30 | ミスマッチ結合ポリヌクレオチドの除去方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20050123958A1 (ja) |
JP (1) | JP4342890B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006325409A (ja) * | 2005-05-23 | 2006-12-07 | Sony Corp | 電界印加によるポリ(a)rna精製又は作成方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5822726B2 (ja) * | 2008-09-03 | 2015-11-24 | クワンタムディーエックス・グループ・リミテッド | 電荷量タグを含む合成ヌクレオチドのデザイン、合成及び使用 |
JP5818683B2 (ja) | 2008-09-03 | 2015-11-18 | クワンタムディーエックス・グループ・リミテッド | 核酸配列決定のための方法およびキット |
US10759824B2 (en) | 2008-09-03 | 2020-09-01 | Quantumdx Group Limited | Design, synthesis and use of synthetic nucleotides comprising charge mass tags |
WO2010026450A1 (en) * | 2008-09-03 | 2010-03-11 | Quantumdx Group Limited | Sensing strategies and methods for nucleic acid detection using biosensors |
JP2019503174A (ja) | 2016-01-04 | 2019-02-07 | クァンタムディーエックス グループ リミテッドQuantumdx Group Limited | 電荷量タグを含む合成ヌクレオチドのデザイン、合成、および使用 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6048690A (en) * | 1991-11-07 | 2000-04-11 | Nanogen, Inc. | Methods for electronic fluorescent perturbation for analysis and electronic perturbation catalysis for synthesis |
US5605662A (en) * | 1993-11-01 | 1997-02-25 | Nanogen, Inc. | Active programmable electronic devices for molecular biological analysis and diagnostics |
US7172864B1 (en) * | 1993-11-01 | 2007-02-06 | Nanogen | Methods for electronically-controlled enzymatic reactions |
US5770370A (en) * | 1996-06-14 | 1998-06-23 | David Sarnoff Research Center, Inc. | Nuclease protection assays |
US6004752A (en) * | 1997-07-29 | 1999-12-21 | Sarnoff Corporation | Solid support with attached molecules |
US6093370A (en) * | 1998-06-11 | 2000-07-25 | Hitachi, Ltd. | Polynucleotide separation method and apparatus therefor |
US6428749B1 (en) * | 1999-12-15 | 2002-08-06 | Hitachi, Ltd. | Advanced thermal gradient DNA chip (ATGC), the substrate for ATGC, method for manufacturing for ATGC, method and apparatus for biochemical reaction, and storage medium |
JP4282251B2 (ja) * | 2000-08-02 | 2009-06-17 | 富士フイルム株式会社 | 生化学解析用ユニットおよびそれを用いた生化学解析方法 |
CN1481441A (zh) * | 2000-10-20 | 2004-03-10 | 斯坦福大学受托管理委员会 | 根据瞬时电信号表征样品中分子间相互作用和运动的方法和设备 |
JP4339062B2 (ja) * | 2003-09-30 | 2009-10-07 | 富士フイルム株式会社 | ミスマッチ領域検出方法 |
-
2003
- 2003-09-30 JP JP2003339714A patent/JP4342890B2/ja not_active Expired - Fee Related
-
2004
- 2004-09-30 US US10/953,445 patent/US20050123958A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006325409A (ja) * | 2005-05-23 | 2006-12-07 | Sony Corp | 電界印加によるポリ(a)rna精製又は作成方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4342890B2 (ja) | 2009-10-14 |
US20050123958A1 (en) | 2005-06-09 |
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