JP2023519164A - 試料分析のための装置及び方法 - Google Patents
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Abstract
Description
本明細書で使用される場合、単数形「1つの(a)」、「1つの(an)」、及び「その(the)」は、文脈が別途明確に指示しない限り、複数の指示対象を含む。本明細書において使用される全ての技術用語及び科学用語は、特に明記しない限り、本発明が属する技術分野の当業者に一般的に理解されているのと同じ意味を有する。
方法及び装置
一般に7mLのTE緩衝液及びおよそ110~220μlの上記のように調製した溶解したFFPET試料を含むFFPET試料溶液を調製し、ゲルと円形電極との間の間隙にピペットで入れた(図21A~図21Bを参照されたい)。ブリリアントブルー染料をマーカーとして使用した場合、30μlのブリリアントブルー溶液を添加した。
Claims (13)
- ホルマリン固定パラフィン包埋組織(「FFPET」)試料から核酸を単離する方法であって、前記方法が、
i.先行電解質(LE)を含むゲル、中心電極、及び収集ウェルを取り囲む円形外側電極を備える、エピタコフォレシス(ETP)を行うための装置を提供すること、
ii.FFPET試料から後行電解質(TE)中のFFPET試料溶液を調製すること、
iii.前記装置に一定の電力を印加して、前記核酸を1つ以上の集束ゾーンに集束させることによって、エピタコフォレシスの実行を行うこと、並びに
iv.前記1つ以上の集束ゾーンを前記収集ウェルから収集し、それによって単離された核酸の溶液を得ること、を含む、方法。 - 前記FFPET試料の調製が脱パラフィン及び溶解を含む、請求項1に記載の方法。
- 前記FFPET試料溶液が染料を更に含み、前記方法が、前記染料の移動を監視すること、及び前記染料が前記収集ウェルに到達したときに前記集束ゾーンを収集することを更に含む、請求項1に記載の方法。
- 前記核酸がDNAとRNAの組み合わせである、請求項1に記載の方法。
- 前記単離された核酸が所定のサイズである、請求項1に記載の方法。
i.5. - 前記単離された核酸の溶液をRNaseで処置することによってDNAを単離することを更に含む、請求項1に記載の方法。
- 前記単離された核酸の溶液をDNaseで処置することによってRNAを単離することを更に含む、請求項1に記載の方法。
- 前記先行電解質が、HCL-ヒスチジンを含む、請求項1に記載の方法。
- 前記後行電解質がMES又はTAPSを含む、請求項1に記載の方法。
- ホルマリン固定パラフィン包埋組織(「FFPET」)試料から核酸を単離するためのシステムであって、前記システムが、
i.先行電解質(LE)含むゲル、試料装填領域、中心電極、及び収集ウェルを取り囲む円形外側電極を備える、エピタコフォレシス(ETP)を行うための装置と、
ii.電源と、
iii.前記収集ウェルから試料を収集するための手段と、を備えるシステム。 - 前記ゲルを通る前記核酸の移動を監視する手段を更に備える、請求項10に記載のシステム。
- 前記監視を前記収集に結合する手段を更に備える、請求項10に記載のシステム。
- 試料を前記試料装填領域に装填するための手段を更に備える、請求項10に記載のシステム。
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