JP2008529509A - 核酸単離のための方法 - Google Patents
核酸単離のための方法 Download PDFInfo
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Classifications
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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
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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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Abstract
Description
ウィルスRNAおよびウィルスDNAの抽出(マグアトラクト(MagAttract)ウィルス・ミニM48キット(キアゲン、ヒルデン、ドイツ)で実施)
さらなる実験では、「外装化HIV」(タンパク質外殻に詰め込まれた合成RNA)と同様にHCV(単一鎖のRNAウィルス)およびHBV(2本鎖のDNAウィルス)を有する陰性ヒト血漿は、上記の例で記載された方法論にしたがって処理された。
Claims (22)
- 核酸の固定化が36℃〜75℃の温度範囲で実施されるという点で特徴づけられる、下記方法段階を含む核酸の単離および/または精製のための方法:
a)生体試料の溶解、
b)カオトロピック化合物および/または分岐状または線状アルカノールの存在下で、1以上のシリコン−酸素化合物を基礎とするマトリックス上での解放型核酸の固定化ならびにマトリックス上で固定された核酸の任意の洗浄、
c)知られる方式での固定された核酸の分離。 - 固定化が46℃〜70℃の範囲にある温度で実施されるという点で特徴づけられる、請求項1に記載の方法。
- 固定化が50℃〜65℃の範囲にある温度で実施されるという点で特徴づけられる、請求項2に記載の方法。
- 固定化が56℃の温度で実施されるという点で特徴づけられる、請求項3に記載の方法。
- シリコン−酸素化合物がシリカにより表されるという点で特徴づけられる、請求項1に記載の方法。
- マトリックスがシリカ表面を有する磁性粒子により表されるという点で特徴づけられる、請求項1に記載の方法。
- カオトロピック化合物がカオトロピック・ナトリウムまたはグアニジニウム塩により表されるという点で特徴づけられる、請求項1に記載の方法。
- カオトロピック・ナトリウムまたはグアニジニウム塩がヨウ化ナトリウム、過塩素酸ナトリウム、グアニジニウム・チオシアン酸塩、グアニジニウム・イソチオシアン酸塩もしくはグアニジニウム塩酸塩であるか、または上記塩類の2以上の混合物を表すという点で特徴づけられる、請求項7に記載の方法。
- 分岐状または線状アルカノールが1〜5の炭素原子を有するアルコールを表すという点で特徴づけられる、請求項1に記載の方法。
- アルコールがメタノール、エタノール、イソプロパノールにより、または分岐状もしくは線状ブタノールもしくはペンタノール、または上記アルコールの混合物により表されるという点で特徴づけられる、請求項9に記載の方法。
- アルカノールは、1〜100%(容積/容積)、好ましくは2〜80%、さらに好ましくは5〜70%、なおさらに好ましくは10〜60%および最も好ましくは15〜50%の濃度の水溶液の形態で存在するという点で特徴づけられる、請求項9または10に記載の方法。
- 請求項1〜11のいずれか1項に記載の方法にしたがって単離された核酸。
- 核酸の固定化が36〜75℃の温度範囲で実施されるという点で特徴づけられる、カオトロピック剤および/または分岐状もしくは線状アルカノールの存在下で、シリコン−酸素化合物を基礎とするマトリックス上での核酸の固定化のための方法。
- シリカ表面を有するマトリックス上での固定化は、46℃〜70℃の範囲にある温度で1〜5の炭素原子の分岐状もしくは線状アルカノールまたはその水溶液の存在下で実施されるという点で特徴づけられる、請求項13に記載の方法。
- 固定化は、50℃〜65℃の範囲における温度で、メタノール、エタノール、プロパノール、イソプロパノールおよび/または分岐状もしくは線状ブタノールもしくはペンタノールの存在下で、または上記アルコールの水溶液もしくはそれらの混合物の存在下で実施されるという点で特徴づけられる、請求項14に記載の方法。
- 固定化は、56℃の温度で、1〜100%(容積/容積)、好ましくは、2〜80%、さらに好ましくは5〜70%、なおさらに好ましくは10〜60%および最も好ましくは15〜50%の範囲の濃度のメタノール、エタノール、プロパノールおよび/またはイソプロパノールの水溶液の存在下で実施されるという点で特徴づけられる、請求項15に記載の方法。
- カオトロピック化合物がカオトロピック・ナトリウムまたはグアニジニウム塩により表されるという点で特徴づけられる、請求項13に記載の方法。
- カオトロピック・ナトリウムまたはグアニジニウム塩は、ヨウ化ナトリウム、過塩素酸ナトリウム、グアニジニウム・チオシアン酸塩、グアニジニウム・イソチオシアン酸塩もしくはグアニジニウム塩酸塩、または上記塩類の2以上の混合物であるという点で特徴づけられる、請求項17に記載の方法。
- シリカ表面を有するマトリックス上での固定化は46℃〜70℃の範囲の温度で実施されるという点で特徴づけられる、請求項13、17または18のいずれか1項に記載の方法。
- 固定化は50℃〜65℃の範囲の温度で実施されるという点で特徴づけられる、請求項19に記載の方法。
- 固定化が56℃の温度で実施されるという点で特徴づけられる、請求項20に記載の方法。
- マトリックスがシリカ表面を有する磁性粒子により表されるという点で特徴づけられる、請求項13に記載の方法。
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JP2013533749A (ja) * | 2010-07-15 | 2013-08-29 | キアゲン ゲーエムベーハー | 標的核酸を精製するための方法 |
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US10829758B2 (en) | 2015-06-09 | 2020-11-10 | Biocartis, Nv | Automatable method for nucleic acid isolation |
US11827929B2 (en) | 2015-07-23 | 2023-11-28 | Biocartis, Nv | Optimized clinical sample sequencing |
WO2018061877A1 (ja) * | 2016-09-30 | 2018-04-05 | 栄研化学株式会社 | 核酸を抽出する方法及びそれに用いるキット |
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