JPH10501685A - 細胞成分を単離する方法、装置及び試薬 - Google Patents
細胞成分を単離する方法、装置及び試薬Info
- Publication number
- JPH10501685A JPH10501685A JP7527093A JP52709395A JPH10501685A JP H10501685 A JPH10501685 A JP H10501685A JP 7527093 A JP7527093 A JP 7527093A JP 52709395 A JP52709395 A JP 52709395A JP H10501685 A JPH10501685 A JP H10501685A
- Authority
- JP
- Japan
- Prior art keywords
- rna
- container
- extraction solvent
- phase
- cells
- 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.)
- Granted
Links
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Classifications
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- C—CHEMISTRY; METALLURGY
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- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/06—Lysis of microorganisms
-
- 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
-
- 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
Landscapes
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.細胞成分の単離方法であって、複数のミクロンサイズ粒子を含む容器内の液 体培養液中細胞の懸濁液に往復機械的エネルギーを加えて細胞壁を破壊し該細胞 成分を該液体培養液中に遊離させることにより該成分を機械的に遊離させる工程 及び選択された該細胞成分を該培養液から単離する工程を含む方法。 2.該液体培養液がカオトロピック剤を更に含む請求項1記載の方法。 3.RNAをDNA及びタンパク質と共にそれを含む細胞源から単離する方法で あって、 a.複数のミクロンサイズ粒子を含みかつチオシアン酸グアニジニウム又は 塩化グアニジニウムが2M であるpH約4〜4.5の水性バッファー中に全重量に基 づいて約40〜60重量%のフェノールを含む抽出溶媒の存在下に往復エネルギ ーを加えることにより該RNAをそれを含む細胞源から機械的に遊離させる工程 ; b.水不溶性有機溶媒を加えて水性抽出溶媒相及び有機相を含む2相混合液 を形成し、該RNAが該水相に溶解すると共に該DNA及びタンパク質が該有機 相又は該相間の界面に集まる工程;及び c.水溶性低級アルカノールを添加することにより該水相から該RNAを沈 殿させる工程: を含む方法。 4.該RNAが沈殿した該水相から、ろ過又は遠心分離により該RNAを分離し かつその上清の水相を除去することにより該RNAを回収する工程を更に含む請 求項3記載の方法。 5.該抽出が清浄剤又はその混合液の存在下に行われる請求項1記載の方法。 6.pH約4〜4.5の水性バッファー中混合液の全重量に基づいて約40〜60重 量%のフェノール及び約0.1〜1重量%の清浄剤を含む混合液を含む、RNAをD NA及びタンパク質と共にそれを含む細胞源から抽出するのに有効な試薬。 7.該清浄剤がカチオン性である請求項6記載の試薬。 8.該清浄剤が臭化セチルトリメチルアンモニウムである請求項6記載の試薬。 9.RNAをDNA及びタンパク質と共にそれを含む細胞源から単離する方法で あって、 a)複数のミクロンサイズ粒子を含みかつpH約4〜4.5の水性バッファー中 混合液の全重量に基づいて約40〜60重量%のフェノール及び約0.1〜1重量% の清浄剤を含む抽出溶媒の存在下に該RNAをそれを含む細胞源から機械的に遊 離させる工程; b)水不溶性有機溶媒を加えて該水性抽出溶媒相及び有機相を含む2相混合 液を形成し、該RNAが該水相に溶解すると共に該DNA及びタンパク質が該有 機相又は該相間の界面に集まる工程;及び c)水溶性低級アルカノールを添加することにより該水相から該RNAを沈 殿させる工程: を含む方法。 10.該RNAが沈殿した該水相から、ろ過又は遠心分離により該RNAを分離し かつその上清の水相を除去することにより該RNAを回収する工程を更に含む請 求項9記載の方法。 11.該清浄剤がカチオン性である請求項9記載の方法。 12.該清浄剤が臭化セチルトリメチルアンモニウムである請求項11記載の方法。 13.該抽出が清浄剤又はその混合液の存在下に行われる請求項9記載の方法。 14.液体培養液中RNA含有細胞からリボ核酸(RNA)を単離するための容器 であって、 (i)RNA抽出溶媒、複数のミクロンサイズ粒子及び少なくとも1個の大 きな粒子を有するホールダー; (ii)該ホールダーに取りはずしできるように留められかつ該液体培養液及 び該抽出溶媒を含むのに十分な容積のある空洞を有するカバー組み立て部分;及 び (iii)該容器の往復運動時に該大きな粒子によって破壊されるように適応 された脆い密閉層であって、該密閉層が該大きな粒子によって破壊されるまで該 液体培養液から該抽出溶媒を分離するように適応されている密閉層: を含む容器。 15.該ミクロンサイズ粒子が直径約0.1〜1.0mmのガラスビーズである請求項14記 載の容器。 16.該空洞と該ホールダーの合計容量が約1.5〜3mlである請求項14記載の容器。 17.該抽出剤液がpH4〜4.5の水性バッファー中フェノールとカオトロピック剤 の混合液を含む請求項14記載の容器。 18.該カオトロピック剤が清浄剤である請求項17記載の容器。 19.該カオトロピック剤がチオシアン酸グアニジニウム又は塩化グアニジニウム 又は清浄剤である請求項17記載の容器。 20.該密閉層が該ホールダー内にある請求項14記載の容器。 21.該カバー組み立て部分の該空洞が底壁を有し、該密閉層が少なくとも該底壁 部分を形成する請求項14記載の容器。 22.RNAの抽出及び回収を可能にするRNA含有細胞の抽出破壊に有効な往復 振盪機内にしっかりと保持されるように適応された容器であって、 (i)抽出溶媒及び該RNAが抽出される細胞の壁を破壊するのに適切な粒 径を有する複数の粒子を含むホールダー;及び (ii)該容器からの内容物の漏れを防止するために往復運動中に該容器を密 閉するためのカバー組み立て部分: を含み、該抽出溶媒の容量が該細胞壁の破壊の結果として放出した該RNAの 実質的に全てを溶解するのに十分な量であるカバー組み立て部分: を含む容器。 23.該抽出剤液がpH4〜4.5の水性バッファー中フェノールとカオトロピック剤 の混合液を含む請求項22記載の容器。 24.該カオトロピック剤が清浄剤である請求項23記載の容器。 25.該カオトロピック剤がチオシアン酸グアニジニウム又は塩化グアニジニウム である請求項23記載の容器。 26.該固体粒子が直径約0.1〜1.0mmのガラスビーズである請求項22記載の容器。 27.該ホールダーの容量が約1.5〜2.5mlである請求項22記載の容器。 28.該ホールダー内に脆い密閉層及び該抽出剤液中に少なくとも1個のミリメー トルサイズ粒子を更に含む請求項22記載の容器。 29.該カバー組み立て部分が底壁を有する空洞及び少なくとも該底壁部分を形成 する脆い密閉層を含む請求項22記載の容器。 30.往復振盪機内にしっかりと保持されるように適応されかつRNAの回収を可 能にするRNA含有細胞の抽出破壊に有効な容器であって、 (i)抽出溶媒並びに該RNAが抽出される細胞の壁を破壊するのに適切な 粒径を有する複数の粒子及び少なくとも1個の大きな粒子を含むホールダー; (ii)該容器を密閉して往復運動中に該容器からの内容物の漏れを防止する カバー組み立て部分であって、その中に液体培養液中RNAの細胞源を含む空洞 を有するカバー組み立て部分;及び (iii)該抽出溶媒と該液体培養液との間に配置された脆いシールであって 、前記大きな粒子の衝撃によって往復運動中に破壊されるように適応されて該容 器の内容物の混合を可能にするシール: を含む容器。 31.該粒子が直径約0.1〜1.0mmのガラスビーズである請求項30記載の容器。 32.該ホールダーの容量が約1.5〜3.0mlである請求項30記載の容器。 33.該抽出剤液がpH4〜4.5の水性バッファー中フェノールとカオトロピック剤 の混合液を含む請求項30記載の容器。 34.該カオトロピック剤が清浄剤である請求項33記載の容器。 35.該密閉層が該容器内にある請求項30記載のキット。 36.該カバー組み立て部分が底壁を有する空洞を含み、該密閉層が少なくとも該 底壁部分を形成する請求項30記載のキット。 37.DNAをRNA及びタンパク質と共にそれを含む細胞源から単離する方法で あって、 a)複数のミクロンサイズ粒子を含みかつチオシアン酸グアニジニウム又は 塩化グアニジニウムが2M であるpH約4〜4.5の水性バッファー中全重量に基づ いて約40〜60重量%のフェノールを含む抽出溶媒の存在下に往復エネルギー を加えることにより該RNAをそれを含む細胞源から機械的に遊離させる工程; b)水不溶性有機溶媒を加えて該水性抽出溶媒相及び有機相を含む2相混合 液を形成し、該RNAが該水相に溶解すると共に該DNA及びタンパク質が該有 機相又は該相間の界面に集まる工程; c)該中間相をフェノール及びクロロホルムで抽出する工程;及び d)該DNAをエタノールで沈殿させる工程: を含む方法。
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US08/412,383 US5594546A (en) | 1995-03-28 | 1995-03-28 | Diamond anvil cell for spectroscopic investigation of materials at high temperature, high pressure and shear |
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PCT/US1995/004586 WO1995028409A1 (en) | 1994-04-14 | 1995-04-13 | Process, apparatus and reagents for isolating cellular components |
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JP2005134577A Pending JP2005224248A (ja) | 1994-04-14 | 2005-05-02 | 細胞成分を単離する方法、装置及び試薬 |
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JP2007532140A (ja) * | 2004-04-16 | 2007-11-15 | ピオトル・チョムクジンスキ | 精製rnaの単離試薬及び方法 |
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AU723900B2 (en) | 1996-02-14 | 2000-09-07 | Akzo Nobel N.V. | Isolation and amplification of nucleic acid materials |
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US7267950B2 (en) | 2003-05-01 | 2007-09-11 | Veridex, Lcc | Rapid extraction of RNA from cells and tissues |
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WO2010083844A1 (en) * | 2009-01-26 | 2010-07-29 | Quantibact A/S | Methods and uses for rna extract and storage |
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1995
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- 1995-04-13 WO PCT/US1995/004586 patent/WO1995028409A1/en active IP Right Grant
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2005
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Cited By (2)
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JP2007532140A (ja) * | 2004-04-16 | 2007-11-15 | ピオトル・チョムクジンスキ | 精製rnaの単離試薬及び方法 |
JP2011152142A (ja) * | 2004-04-16 | 2011-08-11 | Piotr Chomczynski | 精製rnaの単離試薬及び方法 |
Also Published As
Publication number | Publication date |
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JP2005224248A (ja) | 2005-08-25 |
JP2006115862A (ja) | 2006-05-11 |
EP1219707A3 (en) | 2002-07-31 |
WO1995028409A1 (en) | 1995-10-26 |
DE69534886D1 (de) | 2006-05-11 |
EP1219707A2 (en) | 2002-07-03 |
JP3784829B2 (ja) | 2006-06-14 |
DE69534886T2 (de) | 2006-10-26 |
EP0755401B1 (en) | 2002-09-18 |
DE69528256T2 (de) | 2003-07-31 |
EP0755401A1 (en) | 1997-01-29 |
EP1219707B1 (en) | 2006-03-22 |
JP3928973B2 (ja) | 2007-06-13 |
DE69528256D1 (de) | 2002-10-24 |
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