JP5325448B2 - 固相を用いての核酸分子の単離および精製 - Google Patents
固相を用いての核酸分子の単離および精製 Download PDFInfo
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- JP5325448B2 JP5325448B2 JP2008107526A JP2008107526A JP5325448B2 JP 5325448 B2 JP5325448 B2 JP 5325448B2 JP 2008107526 A JP2008107526 A JP 2008107526A JP 2008107526 A JP2008107526 A JP 2008107526A JP 5325448 B2 JP5325448 B2 JP 5325448B2
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- 239000005361 soda-lime glass Substances 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000002798 spectrophotometry method Methods 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
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- 238000013518 transcription Methods 0.000 description 1
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- 239000001226 triphosphate Substances 0.000 description 1
- 235000011178 triphosphate Nutrition 0.000 description 1
- 125000002264 triphosphate group Chemical class [H]OP(=O)(O[H])OP(=O)(O[H])OP(=O)(O[H])O* 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
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- 239000002888 zwitterionic surfactant Substances 0.000 description 1
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-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/10—Processes for the isolation, preparation or purification of DNA or RNA
- C12N15/1003—Extracting or separating nucleic acids from biological samples, e.g. pure separation or isolation methods; Conditions, buffers or apparatuses therefor
- C12N15/1006—Extracting or separating nucleic acids from biological samples, e.g. pure separation or isolation methods; Conditions, buffers or apparatuses therefor by means of a solid support carrier, e.g. particles, polymers
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- Microbiology (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
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Description
種々の条件下での種々の核酸サンプルの結合の比較
ニシン精子DNA(Roche Applied Science, Roche Diagnostics GmbH, Mannheim、Cat.No.10223646)を、120μgDNA/500μlの濃度で各実験において使用した。
2つの異なるスピンカラムのガラスフリースへのニシン精子DNAの吸着
ニシン精子DNAを表1に記載の緩衝液へ添加した。
種々の条件下でのガラスフリースへの50μgウシ胸腺DNAの吸着
ウシ胸腺DNAを、50μgDNA/500μl緩衝液の濃度で使用した。DNAを表2に示す緩衝液へ添加した。
種々の条件下でのガラスフリースへの100μgウシ胸腺DNAの吸着
ウシ胸腺DNAを、100μgDNA/500μl緩衝液の濃度で使用した。DNAを表3に示す緩衝液へ添加した。
種々の条件下でのガラスフリースへのRNAの吸着
RNA(実施例1を参照のこと)を、79μgRNA/500μl緩衝液の濃度で使用した。RNAを表4に示す緩衝液へ添加した。
磁気的に引き付け可能なガラス粒子への50μgウシ胸腺DNAの吸着
MagNA Pure LC DNA単離キット−大量−Roche Applied Science, Roche Diagnostics GmbH Mannheim製、Cat.No.03310515からの磁気粒子を使用した。粒子をイソプロパノール中に懸濁した(60mg/ml)。
ガラスフリースへの種々の量のウシ胸腺DNAの吸着
ウシ胸腺DNAを含有する溶液を実施例1に従って調製した。イオン性液体またはチオシアン酸グアニジニウムの存在下でガラスフリース上へDNAを吸着させた。試験した物質を表6に列挙する。MES、Trisまたは酢酸緩衝液(10〜50mM)を使用して、各吸着溶液をpH6のpH値へ緩衝化した。スピンカラム、例えばHIGHPURE(登録商標)スピンカラムのガラスフリースに吸着溶液を通過させることによって、吸着を行った。25μg、50μgおよび100μgの量を適用した。
Claims (1)
- RNAを固相へ吸着させるための方法であって、
a)以下の成分を提供すること:
i.核酸を可逆的に結合し得るシリカ基体である固相;
ii.前記リボ核酸を含有するサンプル材料;
iii.1M〜3Mの間の濃度でブチルメチルイミダゾリウムカチオンを含有する溶液;および
b)前記リボ核酸を前記固相へ吸着させるのに好適な条件下で提供された成分を接触させること、
を含むことを特徴とする方法。
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EP (1) | EP1983051B1 (ja) |
JP (2) | JP5325448B2 (ja) |
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EP1877581B1 (en) * | 2005-05-06 | 2012-03-28 | Gen-Probe Incorporated | Methods and products for nucleic acid target capture |
WO2009140374A2 (en) | 2008-05-13 | 2009-11-19 | Gen-Probe Incorporated | Inactivatable target capture oligomers for use in the selective hybridization and capture of target nucleic acid sequences |
US20120141980A1 (en) * | 2009-08-17 | 2012-06-07 | Merk Patent Gesellschaft Mit Beschrankter Haftung | Method for isolating viruses |
US9371509B2 (en) | 2009-09-02 | 2016-06-21 | Roche Diagnostics Operations, Inc. | Reagents for lysis of bacterial cells |
US8420801B2 (en) * | 2010-01-08 | 2013-04-16 | Roche Molecular Systems, Inc. | Recovery of nucleic acids from magnetic glass particles |
CN102906262A (zh) | 2010-07-07 | 2013-01-30 | 戴阿冈有限公司 | 用于细菌总dna内含物的特异性分离方法和用于该分离目的的试剂盒 |
US20150045232A1 (en) * | 2010-12-28 | 2015-02-12 | Bexmart | Integrated and versatile methods for systems diagnosis of diseases |
CN102533725A (zh) * | 2011-09-09 | 2012-07-04 | 上海佑科生物技术有限公司 | 一体化缓冲液及使用该一体化缓冲液分离核酸的方法 |
US9340828B2 (en) | 2011-10-27 | 2016-05-17 | Ge Healthcare Bio-Sciences Ab | Purification of nucleic acid |
GB201303666D0 (en) * | 2013-03-01 | 2013-04-17 | Goldsborough Andrew S | Sample fixation and stabilisation |
EP3099799B1 (en) | 2014-01-28 | 2019-05-15 | Dice Molecules SV. LLC | Arrays of monoliths with attached recognition compounds |
JP2016020826A (ja) * | 2014-07-14 | 2016-02-04 | 山善株式会社 | 分取液体クロマトフラフィ用インジェクタ |
CN110621791A (zh) * | 2017-02-27 | 2019-12-27 | 医学诊断公司 | 用于纯化和扩增核酸的系统和方法 |
US20230183674A1 (en) * | 2020-05-25 | 2023-06-15 | Sekisui Medical Co., Ltd. | Method for purifying nucleic acid |
CN114573483B (zh) * | 2022-03-16 | 2022-11-01 | 湖南师范大学 | 一种疏水的磁性离子液体及其制备方法和应用 |
CN114990109A (zh) * | 2022-06-21 | 2022-09-02 | 中国科学院过程工程研究所 | 一种核糖核酸纯化伴侣及其应用 |
CN115960885B (zh) * | 2022-10-09 | 2023-12-12 | 南京诺唯赞生物科技股份有限公司 | 一种提取肝素钠样品中核酸的方法及组合物 |
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CA2629589C (en) | 2016-03-29 |
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JP2008263982A (ja) | 2008-11-06 |
US8101744B2 (en) | 2012-01-24 |
CA2629589A1 (en) | 2008-10-20 |
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CN101289661B (zh) | 2013-08-21 |
CN101289661A (zh) | 2008-10-22 |
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