JPH09505724A - 核酸精製用組成物及び方法 - Google Patents
核酸精製用組成物及び方法Info
- Publication number
- JPH09505724A JPH09505724A JP7508315A JP50831595A JPH09505724A JP H09505724 A JPH09505724 A JP H09505724A JP 7508315 A JP7508315 A JP 7508315A JP 50831595 A JP50831595 A JP 50831595A JP H09505724 A JPH09505724 A JP H09505724A
- Authority
- JP
- Japan
- Prior art keywords
- solution
- silica gel
- mixture
- suspension
- concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C12Q1/6806—Preparing nucleic acids for analysis, e.g. for polymerase chain reaction [PCR] assay
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
- Y10T428/2996—Glass particles or spheres
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.シリカゲルとガラス粒子の混合物。 2.シリカゲルとガラス微細繊維から主に構成される請求項1に記載の混合物。 3.シリカゲルとガラス粒子の重量比が5:1〜50:1である請求項1に記載 の混合物。 4.シリカゲルとガラス微細繊維の重量比が5:1〜50:1である請求項2に 記載の混合物。 5.更にカオトロピック塩を混合した請求項1に記載の混合物。 6.更にカオトロピック塩を混合した請求項2に記載の混合物。 7.更にカオトロピック塩を混合した請求項3に記載の混合物。 8.更にカオトロピック塩を混合した請求項4に記載の混合物。 9.カオトロピック塩が塩酸グアニジニウムである請求項5から8のいずれか一 項に記載の混合物。 10.カオトロピック塩がチオシアン酸グアニジニウムで ある請求項5から8のいずれか一項に記載の混合物。 11.更にキレート化剤を混合した請求項10に記載の混合物。 12.キレート化剤がEGTA及びEDTAの可溶性塩から構成される群から選 択される請求項11に記載の混合物。 13.1種以上のカオトロピック塩を含有しており且つ少なくとも4Mのカオト ロピックイオン濃度を有する、水溶液中のシリカゲルとガラス粒子の懸濁液。 14.ガラス粒子がガラス微細繊維である請求項13に記載の懸濁液。 15.シリカゲルとガラス粒子の重量比が5:1〜50:1である請求項13に 記載の懸濁液。 16.シリカゲルとガラス粒子の重量比が5:1〜50:1である請求項14に 記載の懸濁液。 17.溶液中にグアニジニウムイオンが少なくとも4Mの濃度で存在する請求項 13に記載の懸濁液。 18.溶液中にグアニジニウムイオンが少なくとも4Mの濃度で存在する請求項 14に記載の懸濁液。 19.溶液中にグアニジニウムイオンが少なくとも4Mの濃度で存在する請求項 15に記載の懸濁液。 20.溶液中にグアニジニウムイオンが少なくとも4Mの濃度で存在する請求項 16に記載の懸濁液。 21.カオトロピック塩が6M〜8Mの濃度の塩酸グアニジニウムである請求項 17に記載の懸濁液。 22.カオトロピック塩が6M〜8Mの濃度の塩酸グアニジニウムである請求項 18に記載の懸濁液。 23.カオトロピック塩が6M〜8Mの濃度の塩酸グアニジニウムである請求項 19に記載の懸濁液。 24.カオトロピック塩が6M〜8Mの濃度の塩酸グアニジニウムである請求項 20に記載の懸濁液。 25.カオトロピック塩が5M〜7Mの濃度のチオシアン酸グアニジニウムであ る請求項17に記載の懸濁液。 26.カオトロピック塩が5M〜7Mの濃度のチオシアン酸グアニジニウムであ る請求項18に記載の懸濁液。 27.カオトロピック塩が5M〜7Mの濃度のチオシアン酸グアニジニウムであ る請求項19に記載の懸濁液。 28.カオトロピック塩が5M〜7Mの濃度のチオシアン酸グアニジニウムであ る請求項20に記載の懸濁液。 29.EGTA又はEDTAの塩を含有する請求項24から28のいずれか一項 に記載の懸濁液。 30.約5mM〜約15mMの濃度のEDTAの2ナトリウム塩を含有する請求 項29に記載の懸濁液。 31.50塩基を越える長さを有するDNA又はRNAをそれぞれ含有する第1 の水溶液からこのような長さのDNA又はRNAを分離する方法であって、(1 )1種以上のカオトロピック塩を含有し且つ少なくとも4Mのカオトロピックイ オン濃度を有する第3の水溶液が前記第1の水溶液のアリコートの容量の約2倍 未満であるという条件下で、前記第1の水溶液のアリコートを前記第3の水溶液 と混合することにより第2の水溶液を調製する段階と、(2)前記第2の水溶液 のアリコートをシリカゲルとガラス粒子の混合物に接触させる段階を含む前記方 法。 32.段階(2)の後に、(3)段階(2)で第2の溶液の前記アリコートに接 触させたシリカゲルとガラス粒子の混合物の第1の部分から、前記混合物の前記 第1の部分に結合していない前記アリコートの実質的に全部を分離する段階と、 (4)シリカゲルとガラス粒子の前記混合物の前記第1の部分の一部である前記 混合物の第2の部分を、シリカゲルとガラス粒子の前記混合物の前記第2の部分 からカオトロピックイオンの実質的に全部を除去するのに有効 であり且つ短いオリゴヌクレオチド以外のDNAを除去するには実質的に無効な 第4の水溶液で洗浄する段階と、段階(4)の後に、(5)シリカゲルとガラス 粒子の前記混合物の前記第2の部分の一部である前記混合物の第3の部分を水又 は第5の水溶液で洗浄し、DNAを前記第3の部分から溶離させる段階を含む請 求項31に記載の方法。 33.第3の溶液においてカオトロピック塩が塩酸グアニジニウム及びチオシア ン酸グアニジニウムから構成される群から選択され、シリカゲルとガラス粒子の 混合物がシリカゲル5重量部〜50重量部対ガラス微細繊維1重量部の重量比の シリカゲルとガラス微細繊維から主に構成される請求項31に記載の方法。 34.第3の溶液においてカオトロピック塩が塩酸グアニジニウム及びチオシア ン酸グアニジニウムから構成される群から選択され、シリカゲルとガラス粒子の 混合物がシリカゲル5重量部〜50重量部対ガラス微細繊維1重量部の重量比の シリカゲルとガラス微細繊維から主に構成され、第4の溶液がメタノール、エタ ノール及びイソプロパノールから構成される群から選択されるアルコール20容 量%〜95容量%を含有する水溶液であり、第5の溶液がpH 6.5〜8.5の低塩緩衝液である請求項32に記載の方法。 35.第3の溶液においてカオトロピック塩が6M〜8Mの濃度の塩酸グアニジ ニウム又は5M〜7Mの濃度のチオシアン酸グアニジニウムであり、カオトロピ ック塩がチオシアン酸グアニジニウムである場合には、第3の溶液が5mM〜1 5mMの濃度のEDTAを含有する請求項33に記載の方法。 36.第3の溶液においてカオトロピック塩が6M〜8Mの濃度の塩酸グアニジ ニウム又は5M〜7Mの濃度のチオシアン酸グアニジニウムであり、カオトロピ ック塩がチオシアン酸グアニジニウムである場合には、第3の溶液が5mM〜1 5mMの濃度のEDTAを含有する請求項34に記載の方法。 37.第5の溶液がTE緩衝液である請求項36に記載の方法。 38.水溶液中のシリカゲルとガラス粒子の懸濁液であって1種以上のカオトロ ピック塩を含有し且つ少なくとも4Mのカオトロピックイオン濃度を有する前記 懸濁液中の溶液の容量が前記第1の溶液のアリコートの容量の約2倍未 満であるという条件下で、前記第1の溶液のアリコートを前記懸濁液と混合する ことにより、第2の溶液を調製する段階と第2の溶液をシリカゲルとガラス粒子 の混合物に接触させる段階とを同時に実施する請求項31又は32に記載の方法 。 39.水溶液中のシリカゲルとガラス粒子の懸濁液であって1種以上のカオトロ ピック塩を含有し且つ少なくとも4Mのカオトロピックイオン濃度を有する前記 懸濁液中の溶液の容量が前記第1の溶液のアリコートの容量の約2倍未満である という条件下で、前記第1の溶液のアリコートを前記懸濁液と混合することによ り、第2の溶液を調製する段階と第2の溶液をシリカゲルとガラス粒子の混合物 に接触させる段階とを同時に実施する請求項33又は34に記載の方法。 40.水溶液中の珪藻土とガラス微細繊維の懸濁液であって6M〜8Mの濃度の 塩酸グアニジニウム又は5M〜7Mの濃度のチオシアン酸グアニジニウムを含有 する前記懸濁液のアリコート中の溶液の容量が第1の溶液のアリコートの容量の 約2倍未満であるという条件下で、前記第1の溶液のアリコートを前記懸濁液の アリコートと混合すること により、第2の溶液を調製する段階と第2の溶液をシリカゲルとガラス微細繊維 の混合物に接触させる段階とを同時に実施する請求項35から37のいずれか一 項に記載の方法。 41.分離される核酸がDNAである請求項31から40のいずれか一項に記載 の方法。 42.分離される核酸がRNAである請求項31から40のいずれか一項に記載 の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US11550493A | 1993-08-30 | 1993-08-30 | |
US08/115,504 | 1993-08-30 | ||
PCT/US1994/010014 WO1995006652A1 (en) | 1993-08-30 | 1994-08-30 | Nucleic acid purification compositions and methods |
Related Child Applications (1)
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JP2005146671A Division JP4480622B2 (ja) | 1993-08-30 | 2005-05-19 | 核酸精製用組成物及び方法 |
Publications (2)
Publication Number | Publication Date |
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JPH09505724A true JPH09505724A (ja) | 1997-06-10 |
JP3696238B2 JP3696238B2 (ja) | 2005-09-14 |
Family
ID=22361830
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP50831595A Expired - Fee Related JP3696238B2 (ja) | 1993-08-30 | 1994-08-30 | 核酸精製用組成物及び方法 |
JP2005146671A Expired - Lifetime JP4480622B2 (ja) | 1993-08-30 | 2005-05-19 | 核酸精製用組成物及び方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005146671A Expired - Lifetime JP4480622B2 (ja) | 1993-08-30 | 2005-05-19 | 核酸精製用組成物及び方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US5808041A (ja) |
EP (1) | EP0723549B1 (ja) |
JP (2) | JP3696238B2 (ja) |
AT (1) | ATE256735T1 (ja) |
AU (1) | AU689815B2 (ja) |
CA (1) | CA2170604C (ja) |
DE (1) | DE69433425T2 (ja) |
WO (1) | WO1995006652A1 (ja) |
Cited By (9)
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JPH11127854A (ja) * | 1997-10-28 | 1999-05-18 | Hitachi Ltd | 核酸の回収方法及び装置 |
JPH11266864A (ja) * | 1998-03-19 | 1999-10-05 | Hitachi Ltd | 核酸の精製方法および精製用装置 |
JP2000166556A (ja) * | 1998-12-10 | 2000-06-20 | Hitachi Ltd | 核酸の回収方法及び装置 |
JP2002191351A (ja) * | 2001-10-19 | 2002-07-09 | Hitachi Ltd | 核酸の精製用装置および核酸捕捉用チップ |
JP2004298195A (ja) * | 2004-07-09 | 2004-10-28 | Hitachi Ltd | 核酸の回収方法 |
JP2007330271A (ja) * | 2007-09-21 | 2007-12-27 | Hitachi Ltd | 核酸の回収方法 |
WO2016052386A1 (ja) * | 2014-09-30 | 2016-04-07 | 東洋紡株式会社 | 核酸の分離精製方法および固相担体、デバイス、キット |
WO2019035335A1 (ja) * | 2017-08-18 | 2019-02-21 | Agc株式会社 | 核酸の回収方法、核酸結合用担体および核酸回収キット |
WO2021100801A1 (ja) * | 2019-11-20 | 2021-05-27 | 東レ株式会社 | 核酸の分離方法、検出方法、核酸精製カラム及びその製造方法 |
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JPH11127854A (ja) * | 1997-10-28 | 1999-05-18 | Hitachi Ltd | 核酸の回収方法及び装置 |
JPH11266864A (ja) * | 1998-03-19 | 1999-10-05 | Hitachi Ltd | 核酸の精製方法および精製用装置 |
JP2000166556A (ja) * | 1998-12-10 | 2000-06-20 | Hitachi Ltd | 核酸の回収方法及び装置 |
JP2002191351A (ja) * | 2001-10-19 | 2002-07-09 | Hitachi Ltd | 核酸の精製用装置および核酸捕捉用チップ |
JP2004298195A (ja) * | 2004-07-09 | 2004-10-28 | Hitachi Ltd | 核酸の回収方法 |
JP2007330271A (ja) * | 2007-09-21 | 2007-12-27 | Hitachi Ltd | 核酸の回収方法 |
WO2016052386A1 (ja) * | 2014-09-30 | 2016-04-07 | 東洋紡株式会社 | 核酸の分離精製方法および固相担体、デバイス、キット |
JPWO2016052386A1 (ja) * | 2014-09-30 | 2017-07-13 | 東洋紡株式会社 | 核酸の分離精製方法および固相担体、デバイス、キット |
WO2019035335A1 (ja) * | 2017-08-18 | 2019-02-21 | Agc株式会社 | 核酸の回収方法、核酸結合用担体および核酸回収キット |
WO2021100801A1 (ja) * | 2019-11-20 | 2021-05-27 | 東レ株式会社 | 核酸の分離方法、検出方法、核酸精製カラム及びその製造方法 |
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US5658548C1 (en) | 2001-07-24 |
AU689815B2 (en) | 1998-04-09 |
US5808041A (en) | 1998-09-15 |
AU8010094A (en) | 1995-03-22 |
CA2170604A1 (en) | 1995-03-09 |
EP0723549B1 (en) | 2003-12-17 |
WO1995006652A1 (en) | 1995-03-09 |
EP0723549A4 (en) | 1998-05-06 |
DE69433425T2 (de) | 2004-10-07 |
JP3696238B2 (ja) | 2005-09-14 |
CA2170604C (en) | 2007-03-13 |
EP0723549A1 (en) | 1996-07-31 |
ATE256735T1 (de) | 2004-01-15 |
JP2005304504A (ja) | 2005-11-04 |
JP4480622B2 (ja) | 2010-06-16 |
DE69433425D1 (de) | 2004-01-29 |
US5658548A (en) | 1997-08-19 |
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