JP2012528583A - 複合核酸の増幅 - Google Patents
複合核酸の増幅 Download PDFInfo
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- JP2012528583A JP2012528583A JP2012513630A JP2012513630A JP2012528583A JP 2012528583 A JP2012528583 A JP 2012528583A JP 2012513630 A JP2012513630 A JP 2012513630A JP 2012513630 A JP2012513630 A JP 2012513630A JP 2012528583 A JP2012528583 A JP 2012528583A
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Abstract
Description
以下を含む反応混合物を提供する工程
- 増幅されるべき複合テンプレート核酸、
- 所定量の少なくとも一つのコントロール核酸であって、該コントロール核酸は上記テンプレート核酸に対して50%未満の配列同一性を有し、かつ少なくとも一つの既知の配列セグメントを有する、上記コントロール核酸、
- 上記テンプレート核酸を増幅するためのプライマー、
- 上記コントロール核酸を増幅するためのプライマー、並びに
- 核酸の増幅に適した酵素及び試薬;
上記テンプレート核酸及び上記コントロール核酸を共増幅する工程であって、該共増幅は等温で実施され、該共増幅は鎖置換反応を含み、並びに上記テンプレート核酸及び上記コントロール核酸が本質的に該増幅によって完全に増幅される、上記工程;及び
上記共増幅が完了した後に、増幅されたコントロール核酸を定量する工程。
- コントロール核酸および複合テンプレート核酸の増幅のためのランダムプライマーまたは配列特異的プライマー、
- 1以上のコントロール核酸であって、該コントロール核酸はそれぞれ少なくとも1つの既知の配列セグメントを有する、上記コントロール核酸、並びに
- 鎖置換活性を有するDNAポリメラーゼ。
- バッファー溶液またはバッファー・ストック溶液、
- dNPT(好ましくは、dCTP、cATP、dGTPおよびdTTPの混合物の溶液(例えば、それぞれ5mMの「dNTP混合物」)、
- 熱安定性ポリメラーゼ、
- 少なくとも1つの二本鎖特異的蛍光色素、
- 任意に、バッファー溶液またはバッファー・ストック溶液、
- qRT-PCRを実施するための酵素および試薬、および/または
- 1以上のプライマー対および/または配列特異的プローブであって、プライマーおよび/または配列特異的プローブは、コントロール核酸の既知の配列セグメント内でハイブリダイズすることが可能であり、かつコントロール核酸の定量に適したものである、上記プライマー対及び/又は配列特異的プローブ。
WGA反応においてコントロール核酸を用いた、WGAに用いられたテンプレート核酸の量の測定方法
コントロール核酸を使用した、WGAに使用した複合テンプレート核酸の質/完全性の測定方法
WGA反応においてコントロール核酸を使用する、テンプレート核酸の存在の測定方法
Claims (17)
- 試料において増幅されるべき一以上の複合テンプレート核酸を量的及び質的に分析するための方法であって、以下の工程a)からc)を含む、上記方法:
a)以下を含む反応混合物を提供する工程
- 増幅されるべきテンプレート核酸、
- 所定量の少なくとも一つのコントロール核酸であって、該コントロール核酸は上記テンプレート核酸に対して50%未満の配列同一性を有し、かつ少なくとも一つの既知の配列セグメントを有する、上記コントロール核酸、
- 上記テンプレート核酸を増幅するためのプライマー、
- 上記コントロール核酸を増幅するためのプライマー、並びに
- 核酸の増幅に適した酵素及び試薬;
b)上記テンプレート核酸及び上記コントロール核酸を共増幅する工程であって、該共増幅は等温で実施され、該共増幅は鎖置換反応を含み、並びに上記テンプレート核酸及び上記コントロール核酸が本質的に該増幅によって完全に増幅される、上記工程;及び
c)増幅されたコントロール核酸を定量する工程であって、該定量は工程b)の共増幅が完了した後に実施される、上記工程。 - 上記共増幅が完了した後に、核酸の全量がさらに定量される、請求項1に記載の方法。
- 増幅されたコントロール核酸の量、及び全核酸の量が、複合テンプレート核酸の完了した増幅と関連付けられる、請求項2に記載の方法。
- 上記コントロール核酸が線状である、請求項4に記載の方法。
- 上記線状のコントロール核酸が800超のヌクレオチドを含む、請求項4に記載の方法。
- 上記コントロール核酸が環状である、請求項1から3に記載の方法。
- 上記複合テンプレート核酸が、10000超のヌクレオチドを含む、請求項1から6に記載の方法。
- 上記複合テンプレート核酸がDNA及びRNAからなる群から選択される、請求項1から7に記載の方法。
- 上記複合テンプレート核酸が、一以上のゲノム、及び/又は一以上のトランスクリプトーム、及び/又は一以上のビスルフィトームを含む、請求項1から8に記載の方法。
- 上記共増幅のために用いられるポリメラーゼが鎖置換活性を有する、請求項1から9に記載の方法。
- 上記ポリメラーゼがファイ29様ポリメラーゼである、請求項10に記載の方法。
- 複合テンプレート核酸及びコントロール核酸の共増幅に用いるためのプライマーが同一である、請求項1から11に記載の方法。
- ランダムプライマーが、共増幅のために用いられる、請求項12に記載の方法。
- 工程c)における、増幅されたコントロール核酸の定量が、上記少なくとも一つの既知の配列セグメントに対して実施される、請求項1から13に記載の方法。
- 上記増幅されたコントロール核酸の定量が、少なくとも一つの特異的プローブを利用して、及び/又は上記少なくとも一つの既知の配列セグメントを用いた、配列特異的プライマーを介した増幅を利用して実施される、請求項14に記載の方法。
- 請求項1から15に記載の方法を実施するためのキットであって、以下を含む上記キット:
- ランダムプライマー;
- 一以上のコントロール核酸であって、該コントロール核酸は少なくとも一つの既知の配列セグメントを含む、上記コントロール核酸;及び
- 鎖置換活性を有するポリメラーゼ。 - 全ゲノム増幅、及び/又は全トランスクリプトーム増幅、及び/又は全ビスルフィトーム増幅の標準化のための、請求項1から15に記載の方法又は請求項16に記載のキットの使用。
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CN107922908A (zh) * | 2015-08-26 | 2018-04-17 | 株式会社钟化 | 核酸检测用设备和核酸检测方法 |
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